1 | #
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2 | # Example configuration file.
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3 | #
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4 | # See unbound.conf(5) man page, version 1.6.0.
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5 | #
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6 | # this is a comment.
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7 |
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8 | # Bind to specific IP addresses & initial forward zones
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9 | include: "/usr/local/etc/unbound.wleiden.conf"
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10 |
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11 | # The server clause sets the main parameters.
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12 | server:
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13 | # whitespace is not necessary, but looks cleaner.
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14 |
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15 | # verbosity number, 0 is least verbose. 1 is default.
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16 | verbosity: 1
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17 |
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18 | # print statistics to the log (for every thread) every N seconds.
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19 | # Set to "" or 0 to disable. Default is disabled.
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20 | # statistics-interval: 0
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21 |
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22 | # enable cumulative statistics, without clearing them after printing.
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23 | # statistics-cumulative: no
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24 |
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25 | # enable extended statistics (query types, answer codes, status)
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26 | # printed from unbound-control. default off, because of speed.
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27 | extended-statistics: yes
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28 |
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29 | # number of threads to create. 1 disables threading.
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30 | # num-threads: 1
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31 |
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32 | # specify the interfaces to answer queries from by ip-address.
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33 | # The default is to listen to localhost (127.0.0.1 and ::1).
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34 | # specify 0.0.0.0 and ::0 to bind to all available interfaces.
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35 | # specify every interface[@port] on a new 'interface:' labelled line.
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36 | # The listen interfaces are not changed on reload, only on restart.
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37 | # interface: 192.0.2.153
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38 | # interface: 192.0.2.154
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39 | # interface: 192.0.2.154@5003
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40 | # interface: 2001:DB8::5
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41 | interface: 127.0.0.1
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42 |
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43 | # enable this feature to copy the source address of queries to reply.
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44 | # Socket options are not supported on all platforms. experimental.
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45 | interface-automatic: yes
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46 |
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47 | # port to answer queries from
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48 | # port: 53
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49 |
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50 | # specify the interfaces to send outgoing queries to authoritative
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51 | # server from by ip-address. If none, the default (all) interface
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52 | # is used. Specify every interface on a 'outgoing-interface:' line.
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53 | # outgoing-interface: 192.0.2.153
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54 | # outgoing-interface: 2001:DB8::5
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55 | # outgoing-interface: 2001:DB8::6
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56 |
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57 | # Specify a netblock to use remainder 64 bits as random bits for
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58 | # upstream queries. Uses freebind option (Linux).
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59 | # outgoing-interface: 2001:DB8::/64
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60 | # Also (Linux:) ip -6 addr add 2001:db8::/64 dev lo
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61 | # And: ip -6 route add local 2001:db8::/64 dev lo
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62 | # And set prefer-ip6: yes to use the ip6 randomness from a netblock.
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63 | # Set this to yes to prefer ipv6 upstream servers over ipv4.
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64 | # prefer-ip6: no
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65 |
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66 | # number of ports to allocate per thread, determines the size of the
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67 | # port range that can be open simultaneously. About double the
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68 | # num-queries-per-thread, or, use as many as the OS will allow you.
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69 | # outgoing-range: 4096
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70 |
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71 | # permit unbound to use this port number or port range for
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72 | # making outgoing queries, using an outgoing interface.
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73 | # outgoing-port-permit: 32768
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74 |
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75 | # deny unbound the use this of port number or port range for
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76 | # making outgoing queries, using an outgoing interface.
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77 | # Use this to make sure unbound does not grab a UDP port that some
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78 | # other server on this computer needs. The default is to avoid
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79 | # IANA-assigned port numbers.
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80 | # If multiple outgoing-port-permit and outgoing-port-avoid options
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81 | # are present, they are processed in order.
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82 | # outgoing-port-avoid: "3200-3208"
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83 |
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84 | # number of outgoing simultaneous tcp buffers to hold per thread.
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85 | # outgoing-num-tcp: 10
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86 |
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87 | # number of incoming simultaneous tcp buffers to hold per thread.
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88 | # incoming-num-tcp: 10
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89 |
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90 | # buffer size for UDP port 53 incoming (SO_RCVBUF socket option).
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91 | # 0 is system default. Use 4m to catch query spikes for busy servers.
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92 | # so-rcvbuf: 0
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93 |
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94 | # buffer size for UDP port 53 outgoing (SO_SNDBUF socket option).
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95 | # 0 is system default. Use 4m to handle spikes on very busy servers.
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96 | # so-sndbuf: 0
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97 |
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98 | # use SO_REUSEPORT to distribute queries over threads.
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99 | # so-reuseport: no
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100 |
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101 | # use IP_TRANSPARENT so the interface: addresses can be non-local
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102 | # and you can config non-existing IPs that are going to work later on
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103 | # (uses IP_BINDANY on FreeBSD).
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104 | ip-transparent: yes
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105 |
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106 | # use IP_FREEBIND so the interface: addresses can be non-local
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107 | # and you can bind to nonexisting IPs and interfaces that are down.
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108 | # Linux only. On Linux you also have ip-transparent that is similar.
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109 | # ip-freebind: no
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110 |
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111 | # EDNS reassembly buffer to advertise to UDP peers (the actual buffer
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112 | # is set with msg-buffer-size). 1480 can solve fragmentation (timeouts).
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113 | # edns-buffer-size: 4096
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114 |
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115 | # Maximum UDP response size (not applied to TCP response).
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116 | # Suggested values are 512 to 4096. Default is 4096. 65536 disables it.
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117 | # max-udp-size: 4096
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118 |
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119 | # buffer size for handling DNS data. No messages larger than this
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120 | # size can be sent or received, by UDP or TCP. In bytes.
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121 | # msg-buffer-size: 65552
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122 |
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123 | # the amount of memory to use for the message cache.
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124 | # plain value in bytes or you can append k, m or G. default is "4Mb".
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125 | # msg-cache-size: 4m
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126 |
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127 | # the number of slabs to use for the message cache.
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128 | # the number of slabs must be a power of 2.
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129 | # more slabs reduce lock contention, but fragment memory usage.
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130 | # msg-cache-slabs: 4
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131 |
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132 | # the number of queries that a thread gets to service.
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133 | # num-queries-per-thread: 1024
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134 |
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135 | # if very busy, 50% queries run to completion, 50% get timeout in msec
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136 | # jostle-timeout: 200
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137 |
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138 | # msec to wait before close of port on timeout UDP. 0 disables.
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139 | # delay-close: 0
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140 |
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141 | # the amount of memory to use for the RRset cache.
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142 | # plain value in bytes or you can append k, m or G. default is "4Mb".
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143 | # rrset-cache-size: 4m
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144 |
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145 | # the number of slabs to use for the RRset cache.
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146 | # the number of slabs must be a power of 2.
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147 | # more slabs reduce lock contention, but fragment memory usage.
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148 | # rrset-cache-slabs: 4
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149 |
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150 | # the time to live (TTL) value lower bound, in seconds. Default 0.
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151 | # If more than an hour could easily give trouble due to stale data.
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152 | # cache-min-ttl: 0
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153 |
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154 | # the time to live (TTL) value cap for RRsets and messages in the
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155 | # cache. Items are not cached for longer. In seconds.
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156 | # cache-max-ttl: 86400
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157 |
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158 | # the time to live (TTL) value cap for negative responses in the cache
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159 | # cache-max-negative-ttl: 3600
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160 |
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161 | # the time to live (TTL) value for cached roundtrip times, lameness and
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162 | # EDNS version information for hosts. In seconds.
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163 | # infra-host-ttl: 900
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164 |
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165 | # minimum wait time for responses, increase if uplink is long. In msec.
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166 | # infra-cache-min-rtt: 50
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167 |
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168 | # the number of slabs to use for the Infrastructure cache.
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169 | # the number of slabs must be a power of 2.
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170 | # more slabs reduce lock contention, but fragment memory usage.
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171 | # infra-cache-slabs: 4
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172 |
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173 | # the maximum number of hosts that are cached (roundtrip, EDNS, lame).
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174 | # infra-cache-numhosts: 10000
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175 |
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176 | # define a number of tags here, use with local-zone, access-control.
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177 | # repeat the define-tag statement to add additional tags.
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178 | # define-tag: "tag1 tag2 tag3"
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179 |
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180 | # Enable IPv4, "yes" or "no".
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181 | # do-ip4: yes
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182 |
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183 | # Enable IPv6, "yes" or "no".
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184 | # do-ip6: yes
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185 |
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186 | # Enable UDP, "yes" or "no".
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187 | # do-udp: yes
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188 |
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189 | # Enable TCP, "yes" or "no".
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190 | # do-tcp: yes
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191 |
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192 | # upstream connections use TCP only (and no UDP), "yes" or "no"
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193 | # useful for tunneling scenarios, default no.
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194 | # tcp-upstream: no
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195 |
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196 | # Maximum segment size (MSS) of TCP socket on which the server
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197 | # responds to queries. Default is 0, system default MSS.
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198 | # tcp-mss: 0
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199 |
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200 | # Maximum segment size (MSS) of TCP socket for outgoing queries.
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201 | # Default is 0, system default MSS.
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202 | # outgoing-tcp-mss: 0
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203 |
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204 | # Detach from the terminal, run in background, "yes" or "no".
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205 | # do-daemonize: yes
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206 |
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207 | # control which clients are allowed to make (recursive) queries
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208 | # to this server. Specify classless netblocks with /size and action.
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209 | # By default everything is refused, except for localhost.
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210 | # Choose deny (drop message), refuse (polite error reply),
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211 | # allow (recursive ok), allow_snoop (recursive and nonrecursive ok)
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212 | # deny_non_local (drop queries unless can be answered from local-data)
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213 | # refuse_non_local (like deny_non_local but polite error reply).
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214 | # access-control: 0.0.0.0/0 refuse
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215 | # access-control: 127.0.0.0/8 allow
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216 | # access-control: ::0/0 refuse
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217 | # access-control: ::1 allow
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218 | # access-control: ::ffff:127.0.0.1 allow
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219 | access-control: 0.0.0.0/0 deny
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220 | access-control: 127.0.0.0/8 allow
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221 | access-control: 172.16.0.0/12 allow
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222 |
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223 | # tag access-control with list of tags (in "" with spaces between)
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224 | # Clients using this access control element use localzones that
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225 | # are tagged with one of these tags.
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226 | # access-control-tag: 192.0.2.0/24 "tag2 tag3"
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227 |
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228 | # set action for particular tag for given access control element
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229 | # if you have multiple tag values, the tag used to lookup the action
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230 | # is the first tag match between access-control-tag and local-zone-tag
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231 | # where "first" comes from the order of the define-tag values.
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232 | # access-control-tag-action: 192.0.2.0/24 tag3 refuse
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233 |
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234 | # set redirect data for particular tag for access control element
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235 | # access-control-tag-data: 192.0.2.0/24 tag2 "A 127.0.0.1"
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236 |
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237 | # Set view for access control element
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238 | # access-control-view: 192.0.2.0/24 viewname
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239 |
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240 | # if given, a chroot(2) is done to the given directory.
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241 | # i.e. you can chroot to the working directory, for example,
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242 | # for extra security, but make sure all files are in that directory.
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243 | #
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244 | # If chroot is enabled, you should pass the configfile (from the
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245 | # commandline) as a full path from the original root. After the
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246 | # chroot has been performed the now defunct portion of the config
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247 | # file path is removed to be able to reread the config after a reload.
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248 | #
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249 | # All other file paths (working dir, logfile, roothints, and
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250 | # key files) can be specified in several ways:
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251 | # o as an absolute path relative to the new root.
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252 | # o as a relative path to the working directory.
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253 | # o as an absolute path relative to the original root.
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254 | # In the last case the path is adjusted to remove the unused portion.
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255 | #
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256 | # The pid file can be absolute and outside of the chroot, it is
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257 | # written just prior to performing the chroot and dropping permissions.
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258 | #
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259 | # Additionally, unbound may need to access /dev/random (for entropy).
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260 | # How to do this is specific to your OS.
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261 | #
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262 | # If you give "" no chroot is performed. The path must not end in a /.
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263 | # chroot: "/usr/local/etc/unbound"
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264 |
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265 | # if given, user privileges are dropped (after binding port),
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266 | # and the given username is assumed. Default is user "unbound".
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267 | # If you give "" no privileges are dropped.
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268 | # username: "unbound"
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269 |
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270 | # the working directory. The relative files in this config are
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271 | # relative to this directory. If you give "" the working directory
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272 | # is not changed.
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273 | # If you give a server: directory: dir before include: file statements
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274 | # then those includes can be relative to the working directory.
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275 | # directory: "/usr/local/etc/unbound"
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276 |
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277 | # the log file, "" means log to stderr.
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278 | # Use of this option sets use-syslog to "no".
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279 | # logfile: ""
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280 |
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281 | # Log to syslog(3) if yes. The log facility LOG_DAEMON is used to
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282 | # log to. If yes, it overrides the logfile.
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283 | # use-syslog: yes
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284 |
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285 | # Log identity to report. if empty, defaults to the name of argv[0]
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286 | # (usually "unbound").
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287 | # log-identity: ""
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288 |
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289 | # print UTC timestamp in ascii to logfile, default is epoch in seconds.
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290 | # log-time-ascii: no
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291 |
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292 | # print one line with time, IP, name, type, class for every query.
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293 | # log-queries: no
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294 |
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295 | # the pid file. Can be an absolute path outside of chroot/work dir.
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296 | # pidfile: "/usr/local/etc/unbound/unbound.pid"
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297 |
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298 | # file to read root hints from.
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299 | # get one from https://www.internic.net/domain/named.cache
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300 | # root-hints: ""
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301 |
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302 | # enable to not answer id.server and hostname.bind queries.
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303 | # hide-identity: no
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304 |
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305 | # enable to not answer version.server and version.bind queries.
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306 | # hide-version: no
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307 |
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308 | # the identity to report. Leave "" or default to return hostname.
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309 | # identity: ""
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310 |
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311 | # the version to report. Leave "" or default to return package version.
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312 | # version: ""
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313 |
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314 | # the target fetch policy.
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315 | # series of integers describing the policy per dependency depth.
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316 | # The number of values in the list determines the maximum dependency
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317 | # depth the recursor will pursue before giving up. Each integer means:
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318 | # -1 : fetch all targets opportunistically,
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319 | # 0: fetch on demand,
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320 | # positive value: fetch that many targets opportunistically.
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321 | # Enclose the list of numbers between quotes ("").
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322 | # target-fetch-policy: "3 2 1 0 0"
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323 |
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324 | # Harden against very small EDNS buffer sizes.
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325 | # harden-short-bufsize: no
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326 |
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327 | # Harden against unseemly large queries.
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328 | # harden-large-queries: no
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329 |
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330 | # Harden against out of zone rrsets, to avoid spoofing attempts.
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331 | # harden-glue: yes
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332 |
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333 | # Harden against receiving dnssec-stripped data. If you turn it
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334 | # off, failing to validate dnskey data for a trustanchor will
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335 | # trigger insecure mode for that zone (like without a trustanchor).
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336 | # Default on, which insists on dnssec data for trust-anchored zones.
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337 | # harden-dnssec-stripped: yes
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338 |
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339 | # Harden against queries that fall under dnssec-signed nxdomain names.
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340 | # harden-below-nxdomain: no
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341 |
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342 | # Harden the referral path by performing additional queries for
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343 | # infrastructure data. Validates the replies (if possible).
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344 | # Default off, because the lookups burden the server. Experimental
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345 | # implementation of draft-wijngaards-dnsext-resolver-side-mitigation.
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346 | # harden-referral-path: no
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347 |
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348 | # Harden against algorithm downgrade when multiple algorithms are
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349 | # advertised in the DS record. If no, allows the weakest algorithm
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350 | # to validate the zone.
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351 | # harden-algo-downgrade: no
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352 |
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353 | # Sent minimum amount of information to upstream servers to enhance
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354 | # privacy. Only sent minimum required labels of the QNAME and set QTYPE
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355 | # to NS when possible.
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356 | # qname-minimisation: no
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357 |
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358 | # QNAME minimisation in strict mode. Do not fall-back to sending full
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359 | # QNAME to potentially broken nameservers. A lot of domains will not be
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360 | # resolvable when this option in enabled.
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361 | # This option only has effect when qname-minimisation is enabled.
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362 | # qname-minimisation-strict: no
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363 |
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364 | # Use 0x20-encoded random bits in the query to foil spoof attempts.
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365 | # This feature is an experimental implementation of draft dns-0x20.
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366 | # use-caps-for-id: no
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367 |
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368 | # Domains (and domains in them) without support for dns-0x20 and
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369 | # the fallback fails because they keep sending different answers.
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370 | # caps-whitelist: "licdn.com"
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371 | # caps-whitelist: "senderbase.org"
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372 |
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373 | # Enforce privacy of these addresses. Strips them away from answers.
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374 | # It may cause DNSSEC validation to additionally mark it as bogus.
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375 | # Protects against 'DNS Rebinding' (uses browser as network proxy).
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376 | # Only 'private-domain' and 'local-data' names are allowed to have
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377 | # these private addresses. No default.
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378 | # private-address: 10.0.0.0/8
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379 | # private-address: 172.16.0.0/12
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380 | # private-address: 192.168.0.0/16
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381 | # private-address: 169.254.0.0/16
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382 | # private-address: fd00::/8
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383 | # private-address: fe80::/10
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384 | # private-address: ::ffff:0:0/96
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385 |
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386 | # Allow the domain (and its subdomains) to contain private addresses.
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387 | # local-data statements are allowed to contain private addresses too.
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388 | # private-domain: "example.com"
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389 | private-domain: "wleiden.net"
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390 |
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391 | # If nonzero, unwanted replies are not only reported in statistics,
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392 | # but also a running total is kept per thread. If it reaches the
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393 | # threshold, a warning is printed and a defensive action is taken,
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394 | # the cache is cleared to flush potential poison out of it.
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395 | # A suggested value is 10000000, the default is 0 (turned off).
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396 | # unwanted-reply-threshold: 0
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397 |
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398 | # Do not query the following addresses. No DNS queries are sent there.
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399 | # List one address per entry. List classless netblocks with /size,
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400 | # do-not-query-address: 127.0.0.1/8
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401 | # do-not-query-address: ::1
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402 |
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403 | # if yes, the above default do-not-query-address entries are present.
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404 | # if no, localhost can be queried (for testing and debugging).
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405 | do-not-query-localhost: no
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406 |
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407 | # if yes, perform prefetching of almost expired message cache entries.
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408 | # prefetch: no
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409 |
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410 | # if yes, perform key lookups adjacent to normal lookups.
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411 | # prefetch-key: no
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412 |
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413 | # if yes, Unbound rotates RRSet order in response.
|
---|
414 | # rrset-roundrobin: no
|
---|
415 |
|
---|
416 | # if yes, Unbound doesn't insert authority/additional sections
|
---|
417 | # into response messages when those sections are not required.
|
---|
418 | # minimal-responses: no
|
---|
419 |
|
---|
420 | # true to disable DNSSEC lameness check in iterator.
|
---|
421 | # disable-dnssec-lame-check: no
|
---|
422 |
|
---|
423 | # module configuration of the server. A string with identifiers
|
---|
424 | # separated by spaces. Syntax: "[dns64] [validator] iterator"
|
---|
425 | # module-config: "validator iterator"
|
---|
426 |
|
---|
427 | # File with trusted keys, kept uptodate using RFC5011 probes,
|
---|
428 | # initial file like trust-anchor-file, then it stores metadata.
|
---|
429 | # Use several entries, one per domain name, to track multiple zones.
|
---|
430 | #
|
---|
431 | # If you want to perform DNSSEC validation, run unbound-anchor before
|
---|
432 | # you start unbound (i.e. in the system boot scripts). And enable:
|
---|
433 | # Please note usage of unbound-anchor root anchor is at your own risk
|
---|
434 | # and under the terms of our LICENSE (see that file in the source).
|
---|
435 | # auto-trust-anchor-file: "/usr/local/etc/unbound/root.key"
|
---|
436 |
|
---|
437 | # File with DLV trusted keys. Same format as trust-anchor-file.
|
---|
438 | # There can be only one DLV configured, it is trusted from root down.
|
---|
439 | # DLV is going to be decommissioned. Please do not use it any more.
|
---|
440 | # dlv-anchor-file: "dlv.isc.org.key"
|
---|
441 |
|
---|
442 | # File with trusted keys for validation. Specify more than one file
|
---|
443 | # with several entries, one file per entry.
|
---|
444 | # Zone file format, with DS and DNSKEY entries.
|
---|
445 | # Note this gets out of date, use auto-trust-anchor-file please.
|
---|
446 | # trust-anchor-file: ""
|
---|
447 |
|
---|
448 | # Trusted key for validation. DS or DNSKEY. specify the RR on a
|
---|
449 | # single line, surrounded by "". TTL is ignored. class is IN default.
|
---|
450 | # Note this gets out of date, use auto-trust-anchor-file please.
|
---|
451 | # (These examples are from August 2007 and may not be valid anymore).
|
---|
452 | # trust-anchor: "nlnetlabs.nl. DNSKEY 257 3 5 AQPzzTWMz8qSWIQlfRnPckx2BiVmkVN6LPupO3mbz7FhLSnm26n6iG9N Lby97Ji453aWZY3M5/xJBSOS2vWtco2t8C0+xeO1bc/d6ZTy32DHchpW 6rDH1vp86Ll+ha0tmwyy9QP7y2bVw5zSbFCrefk8qCUBgfHm9bHzMG1U BYtEIQ=="
|
---|
453 | # trust-anchor: "jelte.nlnetlabs.nl. DS 42860 5 1 14D739EB566D2B1A5E216A0BA4D17FA9B038BE4A"
|
---|
454 |
|
---|
455 | # File with trusted keys for validation. Specify more than one file
|
---|
456 | # with several entries, one file per entry. Like trust-anchor-file
|
---|
457 | # but has a different file format. Format is BIND-9 style format,
|
---|
458 | # the trusted-keys { name flag proto algo "key"; }; clauses are read.
|
---|
459 | # you need external update procedures to track changes in keys.
|
---|
460 | # trusted-keys-file: ""
|
---|
461 |
|
---|
462 | # Ignore chain of trust. Domain is treated as insecure.
|
---|
463 | # domain-insecure: "example.com"
|
---|
464 |
|
---|
465 | # Override the date for validation with a specific fixed date.
|
---|
466 | # Do not set this unless you are debugging signature inception
|
---|
467 | # and expiration. "" or "0" turns the feature off. -1 ignores date.
|
---|
468 | # val-override-date: ""
|
---|
469 |
|
---|
470 | # The time to live for bogus data, rrsets and messages. This avoids
|
---|
471 | # some of the revalidation, until the time interval expires. in secs.
|
---|
472 | # val-bogus-ttl: 60
|
---|
473 |
|
---|
474 | # The signature inception and expiration dates are allowed to be off
|
---|
475 | # by 10% of the signature lifetime (expir-incep) from our local clock.
|
---|
476 | # This leeway is capped with a minimum and a maximum. In seconds.
|
---|
477 | # val-sig-skew-min: 3600
|
---|
478 | # val-sig-skew-max: 86400
|
---|
479 |
|
---|
480 | # Should additional section of secure message also be kept clean of
|
---|
481 | # unsecure data. Useful to shield the users of this validator from
|
---|
482 | # potential bogus data in the additional section. All unsigned data
|
---|
483 | # in the additional section is removed from secure messages.
|
---|
484 | # val-clean-additional: yes
|
---|
485 |
|
---|
486 | # Turn permissive mode on to permit bogus messages. Thus, messages
|
---|
487 | # for which security checks failed will be returned to clients,
|
---|
488 | # instead of SERVFAIL. It still performs the security checks, which
|
---|
489 | # result in interesting log files and possibly the AD bit in
|
---|
490 | # replies if the message is found secure. The default is off.
|
---|
491 | # val-permissive-mode: no
|
---|
492 |
|
---|
493 | # Ignore the CD flag in incoming queries and refuse them bogus data.
|
---|
494 | # Enable it if the only clients of unbound are legacy servers (w2008)
|
---|
495 | # that set CD but cannot validate themselves.
|
---|
496 | # ignore-cd-flag: no
|
---|
497 |
|
---|
498 | # Serve expired reponses from cache, with TTL 0 in the response,
|
---|
499 | # and then attempt to fetch the data afresh.
|
---|
500 | # serve-expired: no
|
---|
501 |
|
---|
502 | # Have the validator log failed validations for your diagnosis.
|
---|
503 | # 0: off. 1: A line per failed user query. 2: With reason and bad IP.
|
---|
504 | # val-log-level: 0
|
---|
505 |
|
---|
506 | # It is possible to configure NSEC3 maximum iteration counts per
|
---|
507 | # keysize. Keep this table very short, as linear search is done.
|
---|
508 | # A message with an NSEC3 with larger count is marked insecure.
|
---|
509 | # List in ascending order the keysize and count values.
|
---|
510 | # val-nsec3-keysize-iterations: "1024 150 2048 500 4096 2500"
|
---|
511 |
|
---|
512 | # instruct the auto-trust-anchor-file probing to add anchors after ttl.
|
---|
513 | # add-holddown: 2592000 # 30 days
|
---|
514 |
|
---|
515 | # instruct the auto-trust-anchor-file probing to del anchors after ttl.
|
---|
516 | # del-holddown: 2592000 # 30 days
|
---|
517 |
|
---|
518 | # auto-trust-anchor-file probing removes missing anchors after ttl.
|
---|
519 | # If the value 0 is given, missing anchors are not removed.
|
---|
520 | # keep-missing: 31622400 # 366 days
|
---|
521 |
|
---|
522 | # debug option that allows very small holddown times for key rollover,
|
---|
523 | # otherwise the RFC mandates probe intervals must be at least 1 hour.
|
---|
524 | # permit-small-holddown: no
|
---|
525 |
|
---|
526 | # the amount of memory to use for the key cache.
|
---|
527 | # plain value in bytes or you can append k, m or G. default is "4Mb".
|
---|
528 | # key-cache-size: 4m
|
---|
529 |
|
---|
530 | # the number of slabs to use for the key cache.
|
---|
531 | # the number of slabs must be a power of 2.
|
---|
532 | # more slabs reduce lock contention, but fragment memory usage.
|
---|
533 | # key-cache-slabs: 4
|
---|
534 |
|
---|
535 | # the amount of memory to use for the negative cache (used for DLV).
|
---|
536 | # plain value in bytes or you can append k, m or G. default is "1Mb".
|
---|
537 | # neg-cache-size: 1m
|
---|
538 |
|
---|
539 | # By default, for a number of zones a small default 'nothing here'
|
---|
540 | # reply is built-in. Query traffic is thus blocked. If you
|
---|
541 | # wish to serve such zone you can unblock them by uncommenting one
|
---|
542 | # of the nodefault statements below.
|
---|
543 | # You may also have to use domain-insecure: zone to make DNSSEC work,
|
---|
544 | # unless you have your own trust anchors for this zone.
|
---|
545 | # local-zone: "localhost." nodefault
|
---|
546 | # local-zone: "127.in-addr.arpa." nodefault
|
---|
547 | # local-zone: "1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa." nodefault
|
---|
548 | # local-zone: "onion." nodefault
|
---|
549 | # local-zone: "10.in-addr.arpa." nodefault
|
---|
550 | local-zone: "16.172.in-addr.arpa." nodefault
|
---|
551 | local-zone: "17.172.in-addr.arpa." nodefault
|
---|
552 | local-zone: "18.172.in-addr.arpa." nodefault
|
---|
553 | local-zone: "19.172.in-addr.arpa." nodefault
|
---|
554 | local-zone: "20.172.in-addr.arpa." nodefault
|
---|
555 | local-zone: "21.172.in-addr.arpa." nodefault
|
---|
556 | local-zone: "22.172.in-addr.arpa." nodefault
|
---|
557 | local-zone: "23.172.in-addr.arpa." nodefault
|
---|
558 | local-zone: "24.172.in-addr.arpa." nodefault
|
---|
559 | local-zone: "25.172.in-addr.arpa." nodefault
|
---|
560 | local-zone: "26.172.in-addr.arpa." nodefault
|
---|
561 | local-zone: "27.172.in-addr.arpa." nodefault
|
---|
562 | local-zone: "28.172.in-addr.arpa." nodefault
|
---|
563 | local-zone: "29.172.in-addr.arpa." nodefault
|
---|
564 | local-zone: "30.172.in-addr.arpa." nodefault
|
---|
565 | local-zone: "31.172.in-addr.arpa." nodefault
|
---|
566 | # local-zone: "168.192.in-addr.arpa." nodefault
|
---|
567 | # local-zone: "0.in-addr.arpa." nodefault
|
---|
568 | # local-zone: "254.169.in-addr.arpa." nodefault
|
---|
569 | # local-zone: "2.0.192.in-addr.arpa." nodefault
|
---|
570 | # local-zone: "100.51.198.in-addr.arpa." nodefault
|
---|
571 | # local-zone: "113.0.203.in-addr.arpa." nodefault
|
---|
572 | # local-zone: "255.255.255.255.in-addr.arpa." nodefault
|
---|
573 | # local-zone: "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa." nodefault
|
---|
574 | # local-zone: "d.f.ip6.arpa." nodefault
|
---|
575 | # local-zone: "8.e.f.ip6.arpa." nodefault
|
---|
576 | # local-zone: "9.e.f.ip6.arpa." nodefault
|
---|
577 | # local-zone: "a.e.f.ip6.arpa." nodefault
|
---|
578 | # local-zone: "b.e.f.ip6.arpa." nodefault
|
---|
579 | # local-zone: "8.b.d.0.1.0.0.2.ip6.arpa." nodefault
|
---|
580 | # And for 64.100.in-addr.arpa. to 127.100.in-addr.arpa.
|
---|
581 |
|
---|
582 | # If unbound is running service for the local host then it is useful
|
---|
583 | # to perform lan-wide lookups to the upstream, and unblock the
|
---|
584 | # long list of local-zones above. If this unbound is a dns server
|
---|
585 | # for a network of computers, disabled is better and stops information
|
---|
586 | # leakage of local lan information.
|
---|
587 | # unblock-lan-zones: no
|
---|
588 |
|
---|
589 | # The insecure-lan-zones option disables validation for
|
---|
590 | # these zones, as if they were all listed as domain-insecure.
|
---|
591 | insecure-lan-zones: yes
|
---|
592 |
|
---|
593 | # a number of locally served zones can be configured.
|
---|
594 | # local-zone: <zone> <type>
|
---|
595 | # local-data: "<resource record string>"
|
---|
596 | # o deny serves local data (if any), else, drops queries.
|
---|
597 | # o refuse serves local data (if any), else, replies with error.
|
---|
598 | # o static serves local data, else, nxdomain or nodata answer.
|
---|
599 | # o transparent gives local data, but resolves normally for other names
|
---|
600 | # o redirect serves the zone data for any subdomain in the zone.
|
---|
601 | # o nodefault can be used to normally resolve AS112 zones.
|
---|
602 | # o typetransparent resolves normally for other types and other names
|
---|
603 | # o inform acts like transparent, but logs client IP address
|
---|
604 | # o inform_deny drops queries and logs client IP address
|
---|
605 | # o always_transparent, always_refuse, always_nxdomain, resolve in
|
---|
606 | # that way but ignore local data for that name.
|
---|
607 | #
|
---|
608 | # defaults are localhost address, reverse for 127.0.0.1 and ::1
|
---|
609 | # and nxdomain for AS112 zones. If you configure one of these zones
|
---|
610 | # the default content is omitted, or you can omit it with 'nodefault'.
|
---|
611 | #
|
---|
612 | # If you configure local-data without specifying local-zone, by
|
---|
613 | # default a transparent local-zone is created for the data.
|
---|
614 | #
|
---|
615 | # You can add locally served data with
|
---|
616 | # local-zone: "local." static
|
---|
617 | # local-data: "mycomputer.local. IN A 192.0.2.51"
|
---|
618 | # local-data: 'mytext.local TXT "content of text record"'
|
---|
619 | #
|
---|
620 | # You can override certain queries with
|
---|
621 | # local-data: "adserver.example.com A 127.0.0.1"
|
---|
622 | #
|
---|
623 | # You can redirect a domain to a fixed address with
|
---|
624 | # (this makes example.com, www.example.com, etc, all go to 192.0.2.3)
|
---|
625 | # local-zone: "example.com" redirect
|
---|
626 | # local-data: "example.com A 192.0.2.3"
|
---|
627 | #
|
---|
628 | # Shorthand to make PTR records, "IPv4 name" or "IPv6 name".
|
---|
629 | # You can also add PTR records using local-data directly, but then
|
---|
630 | # you need to do the reverse notation yourself.
|
---|
631 | # local-data-ptr: "192.0.2.3 www.example.com"
|
---|
632 | local-data: "welcome.wleiden.net A 172.31.255.1"
|
---|
633 |
|
---|
634 | # Hack supporting UniFi Device time management
|
---|
635 | local-data: "0.ubnt.pool.ntp.org A 172.31.255.1"
|
---|
636 |
|
---|
637 | # tag a localzone with a list of tag names (in "" with spaces between)
|
---|
638 | # local-zone-tag: "example.com" "tag2 tag3"
|
---|
639 |
|
---|
640 | # add a netblock specific override to a localzone, with zone type
|
---|
641 | # local-zone-override: "example.com" 192.0.2.0/24 refuse
|
---|
642 |
|
---|
643 | # service clients over SSL (on the TCP sockets), with plain DNS inside
|
---|
644 | # the SSL stream. Give the certificate to use and private key.
|
---|
645 | # default is "" (disabled). requires restart to take effect.
|
---|
646 | # ssl-service-key: "path/to/privatekeyfile.key"
|
---|
647 | # ssl-service-pem: "path/to/publiccertfile.pem"
|
---|
648 | # ssl-port: 853
|
---|
649 |
|
---|
650 | # request upstream over SSL (with plain DNS inside the SSL stream).
|
---|
651 | # Default is no. Can be turned on and off with unbound-control.
|
---|
652 | # ssl-upstream: no
|
---|
653 |
|
---|
654 | # DNS64 prefix. Must be specified when DNS64 is use.
|
---|
655 | # Enable dns64 in module-config. Used to synthesize IPv6 from IPv4.
|
---|
656 | # dns64-prefix: 64:ff9b::0/96
|
---|
657 |
|
---|
658 | # ratelimit for uncached, new queries, this limits recursion effort.
|
---|
659 | # ratelimiting is experimental, and may help against randomqueryflood.
|
---|
660 | # if 0(default) it is disabled, otherwise state qps allowed per zone.
|
---|
661 | # ratelimit: 0
|
---|
662 |
|
---|
663 | # ratelimits are tracked in a cache, size in bytes of cache (or k,m).
|
---|
664 | # ratelimit-size: 4m
|
---|
665 | # ratelimit cache slabs, reduces lock contention if equal to cpucount.
|
---|
666 | # ratelimit-slabs: 4
|
---|
667 |
|
---|
668 | # 0 blocks when ratelimited, otherwise let 1/xth traffic through
|
---|
669 | # ratelimit-factor: 10
|
---|
670 |
|
---|
671 | # override the ratelimit for a specific domain name.
|
---|
672 | # give this setting multiple times to have multiple overrides.
|
---|
673 | # ratelimit-for-domain: example.com 1000
|
---|
674 | # override the ratelimits for all domains below a domain name
|
---|
675 | # can give this multiple times, the name closest to the zone is used.
|
---|
676 | # ratelimit-below-domain: com 1000
|
---|
677 |
|
---|
678 | # Python config section. To enable:
|
---|
679 | # o use --with-pythonmodule to configure before compiling.
|
---|
680 | # o list python in the module-config string (above) to enable.
|
---|
681 | # o and give a python-script to run.
|
---|
682 | python:
|
---|
683 | # Script file to load
|
---|
684 | # python-script: "/usr/local/etc/unbound/ubmodule-tst.py"
|
---|
685 |
|
---|
686 | # Remote control config section.
|
---|
687 | remote-control:
|
---|
688 | # Enable remote control with unbound-control(8) here.
|
---|
689 | # set up the keys and certificates with unbound-control-setup.
|
---|
690 | control-enable: yes
|
---|
691 |
|
---|
692 | # Set to no and use an absolute path as control-interface to use
|
---|
693 | # a unix local named pipe for unbound-control.
|
---|
694 | # control-use-cert: yes
|
---|
695 |
|
---|
696 | # what interfaces are listened to for remote control.
|
---|
697 | # give 0.0.0.0 and ::0 to listen to all interfaces.
|
---|
698 | # control-interface: 127.0.0.1
|
---|
699 | # control-interface: ::1
|
---|
700 |
|
---|
701 | # port number for remote control operations.
|
---|
702 | # control-port: 8953
|
---|
703 |
|
---|
704 | # unbound server key file.
|
---|
705 | # server-key-file: "/usr/local/etc/unbound/unbound_server.key"
|
---|
706 |
|
---|
707 | # unbound server certificate file.
|
---|
708 | # server-cert-file: "/usr/local/etc/unbound/unbound_server.pem"
|
---|
709 |
|
---|
710 | # unbound-control key file.
|
---|
711 | # control-key-file: "/usr/local/etc/unbound/unbound_control.key"
|
---|
712 |
|
---|
713 | # unbound-control certificate file.
|
---|
714 | # control-cert-file: "/usr/local/etc/unbound/unbound_control.pem"
|
---|
715 |
|
---|
716 | # Stub zones.
|
---|
717 | # Create entries like below, to make all queries for 'example.com' and
|
---|
718 | # 'example.org' go to the given list of nameservers. list zero or more
|
---|
719 | # nameservers by hostname or by ipaddress. If you set stub-prime to yes,
|
---|
720 | # the list is treated as priming hints (default is no).
|
---|
721 | # With stub-first yes, it attempts without the stub if it fails.
|
---|
722 | # Consider adding domain-insecure: name and local-zone: name nodefault
|
---|
723 | # to the server: section if the stub is a locally served zone.
|
---|
724 | # stub-zone:
|
---|
725 | # name: "example.com"
|
---|
726 | # stub-addr: 192.0.2.68
|
---|
727 | # stub-prime: no
|
---|
728 | # stub-first: no
|
---|
729 | # stub-ssl-upstream: no
|
---|
730 | # stub-zone:
|
---|
731 | # name: "example.org"
|
---|
732 | # stub-host: ns.example.com.
|
---|
733 | stub-zone:
|
---|
734 | name: "wleiden.net"
|
---|
735 | stub-addr: 127.0.0.1@5353
|
---|
736 |
|
---|
737 | #$ for I in `seq 16 31`; do echo -e "stub-zone:\n\tname: \"$I.172.in-addr.arpa\"\n\tstub-addr: 127.0.0.1@5353\n"; done
|
---|
738 | stub-zone:
|
---|
739 | name: "16.172.in-addr.arpa"
|
---|
740 | stub-addr: 127.0.0.1@5353
|
---|
741 |
|
---|
742 | stub-zone:
|
---|
743 | name: "17.172.in-addr.arpa"
|
---|
744 | stub-addr: 127.0.0.1@5353
|
---|
745 |
|
---|
746 | stub-zone:
|
---|
747 | name: "18.172.in-addr.arpa"
|
---|
748 | stub-addr: 127.0.0.1@5353
|
---|
749 |
|
---|
750 | stub-zone:
|
---|
751 | name: "19.172.in-addr.arpa"
|
---|
752 | stub-addr: 127.0.0.1@5353
|
---|
753 |
|
---|
754 | stub-zone:
|
---|
755 | name: "20.172.in-addr.arpa"
|
---|
756 | stub-addr: 127.0.0.1@5353
|
---|
757 |
|
---|
758 | stub-zone:
|
---|
759 | name: "21.172.in-addr.arpa"
|
---|
760 | stub-addr: 127.0.0.1@5353
|
---|
761 |
|
---|
762 | stub-zone:
|
---|
763 | name: "22.172.in-addr.arpa"
|
---|
764 | stub-addr: 127.0.0.1@5353
|
---|
765 |
|
---|
766 | stub-zone:
|
---|
767 | name: "23.172.in-addr.arpa"
|
---|
768 | stub-addr: 127.0.0.1@5353
|
---|
769 |
|
---|
770 | stub-zone:
|
---|
771 | name: "24.172.in-addr.arpa"
|
---|
772 | stub-addr: 127.0.0.1@5353
|
---|
773 |
|
---|
774 | stub-zone:
|
---|
775 | name: "25.172.in-addr.arpa"
|
---|
776 | stub-addr: 127.0.0.1@5353
|
---|
777 |
|
---|
778 | stub-zone:
|
---|
779 | name: "26.172.in-addr.arpa"
|
---|
780 | stub-addr: 127.0.0.1@5353
|
---|
781 |
|
---|
782 | stub-zone:
|
---|
783 | name: "27.172.in-addr.arpa"
|
---|
784 | stub-addr: 127.0.0.1@5353
|
---|
785 |
|
---|
786 | stub-zone:
|
---|
787 | name: "28.172.in-addr.arpa"
|
---|
788 | stub-addr: 127.0.0.1@5353
|
---|
789 |
|
---|
790 | stub-zone:
|
---|
791 | name: "29.172.in-addr.arpa"
|
---|
792 | stub-addr: 127.0.0.1@5353
|
---|
793 |
|
---|
794 | stub-zone:
|
---|
795 | name: "30.172.in-addr.arpa"
|
---|
796 | stub-addr: 127.0.0.1@5353
|
---|
797 |
|
---|
798 | stub-zone:
|
---|
799 | name: "31.172.in-addr.arpa"
|
---|
800 | stub-addr: 127.0.0.1@5353
|
---|
801 | # Forward zones
|
---|
802 | # Create entries like below, to make all queries for 'example.com' and
|
---|
803 | # 'example.org' go to the given list of servers. These servers have to handle
|
---|
804 | # recursion to other nameservers. List zero or more nameservers by hostname
|
---|
805 | # or by ipaddress. Use an entry with name "." to forward all queries.
|
---|
806 | # If you enable forward-first, it attempts without the forward if it fails.
|
---|
807 | # forward-zone:
|
---|
808 | # name: "example.com"
|
---|
809 | # forward-addr: 192.0.2.68
|
---|
810 | # forward-addr: 192.0.2.73@5355 # forward to port 5355.
|
---|
811 | # forward-first: no
|
---|
812 | # forward-ssl-upstream: no
|
---|
813 | # forward-zone:
|
---|
814 | # name: "example.org"
|
---|
815 | # forward-host: fwd.example.com
|
---|
816 |
|
---|
817 | # Views
|
---|
818 | # Create named views. Name must be unique. Map views to requests using
|
---|
819 | # the access-control-view option. Views can contain zero or more local-zone
|
---|
820 | # and local-data options. Options from matching views will override global
|
---|
821 | # options. Global options will be used if no matching view is found.
|
---|
822 | # With view-first yes, it will try to answer using the global local-zone and
|
---|
823 | # local-data elements if there is no view specific match.
|
---|
824 | # view:
|
---|
825 | # name: "viewname"
|
---|
826 | # local-zone: "example.com" redirect
|
---|
827 | # local-data: "example.com A 192.0.2.3"
|
---|
828 | # view-first: no
|
---|
829 | # view:
|
---|
830 | # name: "anotherview"
|
---|
831 | # local-zone: "example.com" refuse
|
---|