1: # Configuration file for dnsmasq.
2: #
3: # Format is one option per line, legal options are the same
4: # as the long options legal on the command line. See
5: # "/usr/sbin/dnsmasq --help" or "man 8 dnsmasq" for details.
6:
7: # Listen on this specific port instead of the standard DNS port
8: # (53). Setting this to zero completely disables DNS function,
9: # leaving only DHCP and/or TFTP.
10: #port=5353
11:
12: # The following two options make you a better netizen, since they
13: # tell dnsmasq to filter out queries which the public DNS cannot
14: # answer, and which load the servers (especially the root servers)
15: # unnecessarily. If you have a dial-on-demand link they also stop
16: # these requests from bringing up the link unnecessarily.
17:
18: # Never forward plain names (without a dot or domain part)
19: #domain-needed
20: # Never forward addresses in the non-routed address spaces.
21: #bogus-priv
22:
23: # Uncomment these to enable DNSSEC validation and caching:
24: # (Requires dnsmasq to be built with DNSSEC option.)
25: #conf-file=%%PREFIX%%/share/dnsmasq/trust-anchors.conf
26: #dnssec
27:
28: # Replies which are not DNSSEC signed may be legitimate, because the domain
29: # is unsigned, or may be forgeries. Setting this option tells dnsmasq to
30: # check that an unsigned reply is OK, by finding a secure proof that a DS
31: # record somewhere between the root and the domain does not exist.
32: # The cost of setting this is that even queries in unsigned domains will need
33: # one or more extra DNS queries to verify.
34: #dnssec-check-unsigned
35:
36: # Uncomment this to filter useless windows-originated DNS requests
37: # which can trigger dial-on-demand links needlessly.
38: # Note that (amongst other things) this blocks all SRV requests,
39: # so don't use it if you use eg Kerberos, SIP, XMMP or Google-talk.
40: # This option only affects forwarding, SRV records originating for
41: # dnsmasq (via srv-host= lines) are not suppressed by it.
42: #filterwin2k
43:
44: # Change this line if you want dns to get its upstream servers from
45: # somewhere other that /etc/resolv.conf
46: #resolv-file=
47:
48: # By default, dnsmasq will send queries to any of the upstream
49: # servers it knows about and tries to favour servers to are known
50: # to be up. Uncommenting this forces dnsmasq to try each query
51: # with each server strictly in the order they appear in
52: # /etc/resolv.conf
53: #strict-order
54:
55: # If you don't want dnsmasq to read /etc/resolv.conf or any other
56: # file, getting its servers from this file instead (see below), then
57: # uncomment this.
58: #no-resolv
59:
60: # If you don't want dnsmasq to poll /etc/resolv.conf or other resolv
61: # files for changes and re-read them then uncomment this.
62: #no-poll
63:
64: # Add other name servers here, with domain specs if they are for
65: # non-public domains.
66: #server=/localnet/192.168.0.1
67:
68: # Example of routing PTR queries to nameservers: this will send all
69: # address->name queries for 192.168.3/24 to nameserver 10.1.2.3
70: #server=/3.168.192.in-addr.arpa/10.1.2.3
71:
72: # Add local-only domains here, queries in these domains are answered
73: # from /etc/hosts or DHCP only.
74: #local=/localnet/
75:
76: # Add domains which you want to force to an IP address here.
77: # The example below send any host in double-click.net to a local
78: # web-server.
79: #address=/double-click.net/127.0.0.1
80:
81: # --address (and --server) work with IPv6 addresses too.
82: #address=/www.thekelleys.org.uk/fe80::20d:60ff:fe36:f83
83:
84: # Add the IPs of all queries to yahoo.com, google.com, and their
85: # subdomains to the vpn and search ipsets:
86: #ipset=/yahoo.com/google.com/vpn,search
87:
88: # You can control how dnsmasq talks to a server: this forces
89: # queries to 10.1.2.3 to be routed via eth1
90: # server=10.1.2.3@eth1
91:
92: # and this sets the source (ie local) address used to talk to
93: # 10.1.2.3 to 192.168.1.1 port 55 (there must be an interface with that
94: # IP on the machine, obviously).
95: # server=10.1.2.3@192.168.1.1#55
96:
97: # If you want dnsmasq to change uid and gid to something other
98: # than the default, edit the following lines.
99: #user=
100: #group=
101:
102: # If you want dnsmasq to listen for DHCP and DNS requests only on
103: # specified interfaces (and the loopback) give the name of the
104: # interface (eg eth0) here.
105: # Repeat the line for more than one interface.
106: #interface=
107: # Or you can specify which interface _not_ to listen on
108: #except-interface=
109: # Or which to listen on by address (remember to include 127.0.0.1 if
110: # you use this.)
111: #listen-address=
112: # If you want dnsmasq to provide only DNS service on an interface,
113: # configure it as shown above, and then use the following line to
114: # disable DHCP and TFTP on it.
115: #no-dhcp-interface=
116:
117: # On systems which support it, dnsmasq binds the wildcard address,
118: # even when it is listening on only some interfaces. It then discards
119: # requests that it shouldn't reply to. This has the advantage of
120: # working even when interfaces come and go and change address. If you
121: # want dnsmasq to really bind only the interfaces it is listening on,
122: # uncomment this option. About the only time you may need this is when
123: # running another nameserver on the same machine.
124: #bind-interfaces
125:
126: # If you don't want dnsmasq to read /etc/hosts, uncomment the
127: # following line.
128: #no-hosts
129: # or if you want it to read another file, as well as /etc/hosts, use
130: # this.
131: #addn-hosts=/etc/banner_add_hosts
132:
133: # Set this (and domain: see below) if you want to have a domain
134: # automatically added to simple names in a hosts-file.
135: #expand-hosts
136:
137: # Set the domain for dnsmasq. this is optional, but if it is set, it
138: # does the following things.
139: # 1) Allows DHCP hosts to have fully qualified domain names, as long
140: # as the domain part matches this setting.
141: # 2) Sets the "domain" DHCP option thereby potentially setting the
142: # domain of all systems configured by DHCP
143: # 3) Provides the domain part for "expand-hosts"
144: #domain=thekelleys.org.uk
145:
146: # Set a different domain for a particular subnet
147: #domain=wireless.thekelleys.org.uk,192.168.2.0/24
148:
149: # Same idea, but range rather then subnet
150: #domain=reserved.thekelleys.org.uk,192.68.3.100,192.168.3.200
151:
152: # Uncomment this to enable the integrated DHCP server, you need
153: # to supply the range of addresses available for lease and optionally
154: # a lease time. If you have more than one network, you will need to
155: # repeat this for each network on which you want to supply DHCP
156: # service.
157: #dhcp-range=192.168.0.50,192.168.0.150,12h
158:
159: # This is an example of a DHCP range where the netmask is given. This
160: # is needed for networks we reach the dnsmasq DHCP server via a relay
161: # agent. If you don't know what a DHCP relay agent is, you probably
162: # don't need to worry about this.
163: #dhcp-range=192.168.0.50,192.168.0.150,255.255.255.0,12h
164:
165: # This is an example of a DHCP range which sets a tag, so that
166: # some DHCP options may be set only for this network.
167: #dhcp-range=set:red,192.168.0.50,192.168.0.150
168:
169: # Use this DHCP range only when the tag "green" is set.
170: #dhcp-range=tag:green,192.168.0.50,192.168.0.150,12h
171:
172: # Specify a subnet which can't be used for dynamic address allocation,
173: # is available for hosts with matching --dhcp-host lines. Note that
174: # dhcp-host declarations will be ignored unless there is a dhcp-range
175: # of some type for the subnet in question.
176: # In this case the netmask is implied (it comes from the network
177: # configuration on the machine running dnsmasq) it is possible to give
178: # an explicit netmask instead.
179: #dhcp-range=192.168.0.0,static
180:
181: # Enable DHCPv6. Note that the prefix-length does not need to be specified
182: # and defaults to 64 if missing/
183: #dhcp-range=1234::2, 1234::500, 64, 12h
184:
185: # Do Router Advertisements, BUT NOT DHCP for this subnet.
186: #dhcp-range=1234::, ra-only
187:
188: # Do Router Advertisements, BUT NOT DHCP for this subnet, also try and
189: # add names to the DNS for the IPv6 address of SLAAC-configured dual-stack
190: # hosts. Use the DHCPv4 lease to derive the name, network segment and
191: # MAC address and assume that the host will also have an
192: # IPv6 address calculated using the SLAAC algorithm.
193: #dhcp-range=1234::, ra-names
194:
195: # Do Router Advertisements, BUT NOT DHCP for this subnet.
196: # Set the lifetime to 46 hours. (Note: minimum lifetime is 2 hours.)
197: #dhcp-range=1234::, ra-only, 48h
198:
199: # Do DHCP and Router Advertisements for this subnet. Set the A bit in the RA
200: # so that clients can use SLAAC addresses as well as DHCP ones.
201: #dhcp-range=1234::2, 1234::500, slaac
202:
203: # Do Router Advertisements and stateless DHCP for this subnet. Clients will
204: # not get addresses from DHCP, but they will get other configuration information.
205: # They will use SLAAC for addresses.
206: #dhcp-range=1234::, ra-stateless
207:
208: # Do stateless DHCP, SLAAC, and generate DNS names for SLAAC addresses
209: # from DHCPv4 leases.
210: #dhcp-range=1234::, ra-stateless, ra-names
211:
212: # Do router advertisements for all subnets where we're doing DHCPv6
213: # Unless overridden by ra-stateless, ra-names, et al, the router
214: # advertisements will have the M and O bits set, so that the clients
215: # get addresses and configuration from DHCPv6, and the A bit reset, so the
216: # clients don't use SLAAC addresses.
217: #enable-ra
218:
219: # Supply parameters for specified hosts using DHCP. There are lots
220: # of valid alternatives, so we will give examples of each. Note that
221: # IP addresses DO NOT have to be in the range given above, they just
222: # need to be on the same network. The order of the parameters in these
223: # do not matter, it's permissible to give name, address and MAC in any
224: # order.
225:
226: # Always allocate the host with Ethernet address 11:22:33:44:55:66
227: # The IP address 192.168.0.60
228: #dhcp-host=11:22:33:44:55:66,192.168.0.60
229:
230: # Always set the name of the host with hardware address
231: # 11:22:33:44:55:66 to be "fred"
232: #dhcp-host=11:22:33:44:55:66,fred
233:
234: # Always give the host with Ethernet address 11:22:33:44:55:66
235: # the name fred and IP address 192.168.0.60 and lease time 45 minutes
236: #dhcp-host=11:22:33:44:55:66,fred,192.168.0.60,45m
237:
238: # Give a host with Ethernet address 11:22:33:44:55:66 or
239: # 12:34:56:78:90:12 the IP address 192.168.0.60. Dnsmasq will assume
240: # that these two Ethernet interfaces will never be in use at the same
241: # time, and give the IP address to the second, even if it is already
242: # in use by the first. Useful for laptops with wired and wireless
243: # addresses.
244: #dhcp-host=11:22:33:44:55:66,12:34:56:78:90:12,192.168.0.60
245:
246: # Give the machine which says its name is "bert" IP address
247: # 192.168.0.70 and an infinite lease
248: #dhcp-host=bert,192.168.0.70,infinite
249:
250: # Always give the host with client identifier 01:02:02:04
251: # the IP address 192.168.0.60
252: #dhcp-host=id:01:02:02:04,192.168.0.60
253:
254: # Always give the InfiniBand interface with hardware address
255: # 80:00:00:48:fe:80:00:00:00:00:00:00:f4:52:14:03:00:28:05:81 the
256: # ip address 192.168.0.61. The client id is derived from the prefix
257: # ff:00:00:00:00:00:02:00:00:02:c9:00 and the last 8 pairs of
258: # hex digits of the hardware address.
259: #dhcp-host=id:ff:00:00:00:00:00:02:00:00:02:c9:00:f4:52:14:03:00:28:05:81,192.168.0.61
260:
261: # Always give the host with client identifier "marjorie"
262: # the IP address 192.168.0.60
263: #dhcp-host=id:marjorie,192.168.0.60
264:
265: # Enable the address given for "judge" in /etc/hosts
266: # to be given to a machine presenting the name "judge" when
267: # it asks for a DHCP lease.
268: #dhcp-host=judge
269:
270: # Never offer DHCP service to a machine whose Ethernet
271: # address is 11:22:33:44:55:66
272: #dhcp-host=11:22:33:44:55:66,ignore
273:
274: # Ignore any client-id presented by the machine with Ethernet
275: # address 11:22:33:44:55:66. This is useful to prevent a machine
276: # being treated differently when running under different OS's or
277: # between PXE boot and OS boot.
278: #dhcp-host=11:22:33:44:55:66,id:*
279:
280: # Send extra options which are tagged as "red" to
281: # the machine with Ethernet address 11:22:33:44:55:66
282: #dhcp-host=11:22:33:44:55:66,set:red
283:
284: # Send extra options which are tagged as "red" to
285: # any machine with Ethernet address starting 11:22:33:
286: #dhcp-host=11:22:33:*:*:*,set:red
287:
288: # Give a fixed IPv6 address and name to client with
289: # DUID 00:01:00:01:16:d2:83:fc:92:d4:19:e2:d8:b2
290: # Note the MAC addresses CANNOT be used to identify DHCPv6 clients.
291: # Note also that the [] around the IPv6 address are obligatory.
292: #dhcp-host=id:00:01:00:01:16:d2:83:fc:92:d4:19:e2:d8:b2, fred, [1234::5]
293:
294: # Ignore any clients which are not specified in dhcp-host lines
295: # or /etc/ethers. Equivalent to ISC "deny unknown-clients".
296: # This relies on the special "known" tag which is set when
297: # a host is matched.
298: #dhcp-ignore=tag:!known
299:
300: # Send extra options which are tagged as "red" to any machine whose
301: # DHCP vendorclass string includes the substring "Linux"
302: #dhcp-vendorclass=set:red,Linux
303:
304: # Send extra options which are tagged as "red" to any machine one
305: # of whose DHCP userclass strings includes the substring "accounts"
306: #dhcp-userclass=set:red,accounts
307:
308: # Send extra options which are tagged as "red" to any machine whose
309: # MAC address matches the pattern.
310: #dhcp-mac=set:red,00:60:8C:*:*:*
311:
312: # If this line is uncommented, dnsmasq will read /etc/ethers and act
313: # on the ethernet-address/IP pairs found there just as if they had
314: # been given as --dhcp-host options. Useful if you keep
315: # MAC-address/host mappings there for other purposes.
316: #read-ethers
317:
318: # Send options to hosts which ask for a DHCP lease.
319: # See RFC 2132 for details of available options.
320: # Common options can be given to dnsmasq by name:
321: # run "dnsmasq --help dhcp" to get a list.
322: # Note that all the common settings, such as netmask and
323: # broadcast address, DNS server and default route, are given
324: # sane defaults by dnsmasq. You very likely will not need
325: # any dhcp-options. If you use Windows clients and Samba, there
326: # are some options which are recommended, they are detailed at the
327: # end of this section.
328:
329: # Override the default route supplied by dnsmasq, which assumes the
330: # router is the same machine as the one running dnsmasq.
331: #dhcp-option=3,1.2.3.4
332:
333: # Do the same thing, but using the option name
334: #dhcp-option=option:router,1.2.3.4
335:
336: # Override the default route supplied by dnsmasq and send no default
337: # route at all. Note that this only works for the options sent by
338: # default (1, 3, 6, 12, 28) the same line will send a zero-length option
339: # for all other option numbers.
340: #dhcp-option=3
341:
342: # Set the NTP time server addresses to 192.168.0.4 and 10.10.0.5
343: #dhcp-option=option:ntp-server,192.168.0.4,10.10.0.5
344:
345: # Send DHCPv6 option. Note [] around IPv6 addresses.
346: #dhcp-option=option6:dns-server,[1234::77],[1234::88]
347:
348: # Send DHCPv6 option for namservers as the machine running
349: # dnsmasq and another.
350: #dhcp-option=option6:dns-server,[::],[1234::88]
351:
352: # Ask client to poll for option changes every six hours. (RFC4242)
353: #dhcp-option=option6:information-refresh-time,6h
354:
355: # Set option 58 client renewal time (T1). Defaults to half of the
356: # lease time if not specified. (RFC2132)
357: #dhcp-option=option:T1,1m
358:
359: # Set option 59 rebinding time (T2). Defaults to 7/8 of the
360: # lease time if not specified. (RFC2132)
361: #dhcp-option=option:T2,2m
362:
363: # Set the NTP time server address to be the same machine as
364: # is running dnsmasq
365: #dhcp-option=42,0.0.0.0
366:
367: # Set the NIS domain name to "welly"
368: #dhcp-option=40,welly
369:
370: # Set the default time-to-live to 50
371: #dhcp-option=23,50
372:
373: # Set the "all subnets are local" flag
374: #dhcp-option=27,1
375:
376: # Send the etherboot magic flag and then etherboot options (a string).
377: #dhcp-option=128,e4:45:74:68:00:00
378: #dhcp-option=129,NIC=eepro100
379:
380: # Specify an option which will only be sent to the "red" network
381: # (see dhcp-range for the declaration of the "red" network)
382: # Note that the tag: part must precede the option: part.
383: #dhcp-option = tag:red, option:ntp-server, 192.168.1.1
384:
385: # The following DHCP options set up dnsmasq in the same way as is specified
386: # for the ISC dhcpcd in
387: # http://www.samba.org/samba/ftp/docs/textdocs/DHCP-Server-Configuration.txt
388: # adapted for a typical dnsmasq installation where the host running
389: # dnsmasq is also the host running samba.
390: # you may want to uncomment some or all of them if you use
391: # Windows clients and Samba.
392: #dhcp-option=19,0 # option ip-forwarding off
393: #dhcp-option=44,0.0.0.0 # set netbios-over-TCP/IP nameserver(s) aka WINS server(s)
394: #dhcp-option=45,0.0.0.0 # netbios datagram distribution server
395: #dhcp-option=46,8 # netbios node type
396:
397: # Send an empty WPAD option. This may be REQUIRED to get windows 7 to behave.
398: #dhcp-option=252,"\n"
399:
400: # Send RFC-3397 DNS domain search DHCP option. WARNING: Your DHCP client
401: # probably doesn't support this......
402: #dhcp-option=option:domain-search,eng.apple.com,marketing.apple.com
403:
404: # Send RFC-3442 classless static routes (note the netmask encoding)
405: #dhcp-option=121,192.168.1.0/24,1.2.3.4,10.0.0.0/8,5.6.7.8
406:
407: # Send vendor-class specific options encapsulated in DHCP option 43.
408: # The meaning of the options is defined by the vendor-class so
409: # options are sent only when the client supplied vendor class
410: # matches the class given here. (A substring match is OK, so "MSFT"
411: # matches "MSFT" and "MSFT 5.0"). This example sets the
412: # mtftp address to 0.0.0.0 for PXEClients.
413: #dhcp-option=vendor:PXEClient,1,0.0.0.0
414:
415: # Send microsoft-specific option to tell windows to release the DHCP lease
416: # when it shuts down. Note the "i" flag, to tell dnsmasq to send the
417: # value as a four-byte integer - that's what microsoft wants. See
418: # http://technet2.microsoft.com/WindowsServer/en/library/a70f1bb7-d2d4-49f0-96d6-4b7414ecfaae1033.mspx?mfr=true
419: #dhcp-option=vendor:MSFT,2,1i
420:
421: # Send the Encapsulated-vendor-class ID needed by some configurations of
422: # Etherboot to allow is to recognise the DHCP server.
423: #dhcp-option=vendor:Etherboot,60,"Etherboot"
424:
425: # Send options to PXELinux. Note that we need to send the options even
426: # though they don't appear in the parameter request list, so we need
427: # to use dhcp-option-force here.
428: # See http://syslinux.zytor.com/pxe.php#special for details.
429: # Magic number - needed before anything else is recognised
430: #dhcp-option-force=208,f1:00:74:7e
431: # Configuration file name
432: #dhcp-option-force=209,configs/common
433: # Path prefix
434: #dhcp-option-force=210,/tftpboot/pxelinux/files/
435: # Reboot time. (Note 'i' to send 32-bit value)
436: #dhcp-option-force=211,30i
437:
438: # Set the boot filename for netboot/PXE. You will only need
439: # this if you want to boot machines over the network and you will need
440: # a TFTP server; either dnsmasq's built-in TFTP server or an
441: # external one. (See below for how to enable the TFTP server.)
442: #dhcp-boot=pxelinux.0
443:
444: # The same as above, but use custom tftp-server instead machine running dnsmasq
445: #dhcp-boot=pxelinux,server.name,192.168.1.100
446:
447: # Boot for iPXE. The idea is to send two different
448: # filenames, the first loads iPXE, and the second tells iPXE what to
449: # load. The dhcp-match sets the ipxe tag for requests from iPXE.
450: #dhcp-boot=undionly.kpxe
451: #dhcp-match=set:ipxe,175 # iPXE sends a 175 option.
452: #dhcp-boot=tag:ipxe,http://boot.ipxe.org/demo/boot.php
453:
454: # Encapsulated options for iPXE. All the options are
455: # encapsulated within option 175
456: #dhcp-option=encap:175, 1, 5b # priority code
457: #dhcp-option=encap:175, 176, 1b # no-proxydhcp
458: #dhcp-option=encap:175, 177, string # bus-id
459: #dhcp-option=encap:175, 189, 1b # BIOS drive code
460: #dhcp-option=encap:175, 190, user # iSCSI username
461: #dhcp-option=encap:175, 191, pass # iSCSI password
462:
463: # Test for the architecture of a netboot client. PXE clients are
464: # supposed to send their architecture as option 93. (See RFC 4578)
465: #dhcp-match=peecees, option:client-arch, 0 #x86-32
466: #dhcp-match=itanics, option:client-arch, 2 #IA64
467: #dhcp-match=hammers, option:client-arch, 6 #x86-64
468: #dhcp-match=mactels, option:client-arch, 7 #EFI x86-64
469:
470: # Do real PXE, rather than just booting a single file, this is an
471: # alternative to dhcp-boot.
472: #pxe-prompt="What system shall I netboot?"
473: # or with timeout before first available action is taken:
474: #pxe-prompt="Press F8 for menu.", 60
475:
476: # Available boot services. for PXE.
477: #pxe-service=x86PC, "Boot from local disk"
478:
479: # Loads <tftp-root>/pxelinux.0 from dnsmasq TFTP server.
480: #pxe-service=x86PC, "Install Linux", pxelinux
481:
482: # Loads <tftp-root>/pxelinux.0 from TFTP server at 1.2.3.4.
483: # Beware this fails on old PXE ROMS.
484: #pxe-service=x86PC, "Install Linux", pxelinux, 1.2.3.4
485:
486: # Use bootserver on network, found my multicast or broadcast.
487: #pxe-service=x86PC, "Install windows from RIS server", 1
488:
489: # Use bootserver at a known IP address.
490: #pxe-service=x86PC, "Install windows from RIS server", 1, 1.2.3.4
491:
492: # If you have multicast-FTP available,
493: # information for that can be passed in a similar way using options 1
494: # to 5. See page 19 of
495: # http://download.intel.com/design/archives/wfm/downloads/pxespec.pdf
496:
497:
498: # Enable dnsmasq's built-in TFTP server
499: #enable-tftp
500:
501: # Set the root directory for files available via FTP.
502: #tftp-root=/var/ftpd
503:
504: # Do not abort if the tftp-root is unavailable
505: #tftp-no-fail
506:
507: # Make the TFTP server more secure: with this set, only files owned by
508: # the user dnsmasq is running as will be send over the net.
509: #tftp-secure
510:
511: # This option stops dnsmasq from negotiating a larger blocksize for TFTP
512: # transfers. It will slow things down, but may rescue some broken TFTP
513: # clients.
514: #tftp-no-blocksize
515:
516: # Set the boot file name only when the "red" tag is set.
517: #dhcp-boot=tag:red,pxelinux.red-net
518:
519: # An example of dhcp-boot with an external TFTP server: the name and IP
520: # address of the server are given after the filename.
521: # Can fail with old PXE ROMS. Overridden by --pxe-service.
522: #dhcp-boot=/var/ftpd/pxelinux.0,boothost,192.168.0.3
523:
524: # If there are multiple external tftp servers having a same name
525: # (using /etc/hosts) then that name can be specified as the
526: # tftp_servername (the third option to dhcp-boot) and in that
527: # case dnsmasq resolves this name and returns the resultant IP
528: # addresses in round robin fashion. This facility can be used to
529: # load balance the tftp load among a set of servers.
530: #dhcp-boot=/var/ftpd/pxelinux.0,boothost,tftp_server_name
531:
532: # Set the limit on DHCP leases, the default is 150
533: #dhcp-lease-max=150
534:
535: # The DHCP server needs somewhere on disk to keep its lease database.
536: # This defaults to a sane location, but if you want to change it, use
537: # the line below.
538: #dhcp-leasefile=/var/lib/misc/dnsmasq.leases
539:
540: # Set the DHCP server to authoritative mode. In this mode it will barge in
541: # and take over the lease for any client which broadcasts on the network,
542: # whether it has a record of the lease or not. This avoids long timeouts
543: # when a machine wakes up on a new network. DO NOT enable this if there's
544: # the slightest chance that you might end up accidentally configuring a DHCP
545: # server for your campus/company accidentally. The ISC server uses
546: # the same option, and this URL provides more information:
547: # http://www.isc.org/files/auth.html
548: #dhcp-authoritative
549:
550: # Set the DHCP server to enable DHCPv4 Rapid Commit Option per RFC 4039.
551: # In this mode it will respond to a DHCPDISCOVER message including a Rapid Commit
552: # option with a DHCPACK including a Rapid Commit option and fully committed address
553: # and configuration information. This must only be enabled if either the server is
554: # the only server for the subnet, or multiple servers are present and they each
555: # commit a binding for all clients.
556: #dhcp-rapid-commit
557:
558: # Run an executable when a DHCP lease is created or destroyed.
559: # The arguments sent to the script are "add" or "del",
560: # then the MAC address, the IP address and finally the hostname
561: # if there is one.
562: #dhcp-script=/bin/echo
563:
564: # Set the cachesize here.
565: #cache-size=150
566:
567: # If you want to disable negative caching, uncomment this.
568: #no-negcache
569:
570: # Normally responses which come from /etc/hosts and the DHCP lease
571: # file have Time-To-Live set as zero, which conventionally means
572: # do not cache further. If you are happy to trade lower load on the
573: # server for potentially stale date, you can set a time-to-live (in
574: # seconds) here.
575: #local-ttl=
576:
577: # If you want dnsmasq to detect attempts by Verisign to send queries
578: # to unregistered .com and .net hosts to its sitefinder service and
579: # have dnsmasq instead return the correct NXDOMAIN response, uncomment
580: # this line. You can add similar lines to do the same for other
581: # registries which have implemented wildcard A records.
582: #bogus-nxdomain=64.94.110.11
583:
584: # If you want to fix up DNS results from upstream servers, use the
585: # alias option. This only works for IPv4.
586: # This alias makes a result of 1.2.3.4 appear as 5.6.7.8
587: #alias=1.2.3.4,5.6.7.8
588: # and this maps 1.2.3.x to 5.6.7.x
589: #alias=1.2.3.0,5.6.7.0,255.255.255.0
590: # and this maps 192.168.0.10->192.168.0.40 to 10.0.0.10->10.0.0.40
591: #alias=192.168.0.10-192.168.0.40,10.0.0.0,255.255.255.0
592:
593: # Change these lines if you want dnsmasq to serve MX records.
594:
595: # Return an MX record named "maildomain.com" with target
596: # servermachine.com and preference 50
597: #mx-host=maildomain.com,servermachine.com,50
598:
599: # Set the default target for MX records created using the localmx option.
600: #mx-target=servermachine.com
601:
602: # Return an MX record pointing to the mx-target for all local
603: # machines.
604: #localmx
605:
606: # Return an MX record pointing to itself for all local machines.
607: #selfmx
608:
609: # Change the following lines if you want dnsmasq to serve SRV
610: # records. These are useful if you want to serve ldap requests for
611: # Active Directory and other windows-originated DNS requests.
612: # See RFC 2782.
613: # You may add multiple srv-host lines.
614: # The fields are <name>,<target>,<port>,<priority>,<weight>
615: # If the domain part if missing from the name (so that is just has the
616: # service and protocol sections) then the domain given by the domain=
617: # config option is used. (Note that expand-hosts does not need to be
618: # set for this to work.)
619:
620: # A SRV record sending LDAP for the example.com domain to
621: # ldapserver.example.com port 389
622: #srv-host=_ldap._tcp.example.com,ldapserver.example.com,389
623:
624: # A SRV record sending LDAP for the example.com domain to
625: # ldapserver.example.com port 389 (using domain=)
626: #domain=example.com
627: #srv-host=_ldap._tcp,ldapserver.example.com,389
628:
629: # Two SRV records for LDAP, each with different priorities
630: #srv-host=_ldap._tcp.example.com,ldapserver.example.com,389,1
631: #srv-host=_ldap._tcp.example.com,ldapserver.example.com,389,2
632:
633: # A SRV record indicating that there is no LDAP server for the domain
634: # example.com
635: #srv-host=_ldap._tcp.example.com
636:
637: # The following line shows how to make dnsmasq serve an arbitrary PTR
638: # record. This is useful for DNS-SD. (Note that the
639: # domain-name expansion done for SRV records _does_not
640: # occur for PTR records.)
641: #ptr-record=_http._tcp.dns-sd-services,"New Employee Page._http._tcp.dns-sd-services"
642:
643: # Change the following lines to enable dnsmasq to serve TXT records.
644: # These are used for things like SPF and zeroconf. (Note that the
645: # domain-name expansion done for SRV records _does_not
646: # occur for TXT records.)
647:
648: #Example SPF.
649: #txt-record=example.com,"v=spf1 a -all"
650:
651: #Example zeroconf
652: #txt-record=_http._tcp.example.com,name=value,paper=A4
653:
654: # Provide an alias for a "local" DNS name. Note that this _only_ works
655: # for targets which are names from DHCP or /etc/hosts. Give host
656: # "bert" another name, bertrand
657: #cname=bertand,bert
658:
659: # For debugging purposes, log each DNS query as it passes through
660: # dnsmasq.
661: #log-queries
662:
663: # Log lots of extra information about DHCP transactions.
664: #log-dhcp
665:
666: # Include another lot of configuration options.
667: #conf-file=/etc/dnsmasq.more.conf
668: #conf-dir=/etc/dnsmasq.d
669:
670: # Include all the files in a directory except those ending in .bak
671: #conf-dir=/etc/dnsmasq.d,.bak
672:
673: # Include all files in a directory which end in .conf
674: #conf-dir=/etc/dnsmasq.d/,*.conf
675:
676: # If a DHCP client claims that its name is "wpad", ignore that.
677: # This fixes a security hole. see CERT Vulnerability VU#598349
678: #dhcp-name-match=set:wpad-ignore,wpad
679: #dhcp-ignore-names=tag:wpad-ignore
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/icons/cvsweb/back.gif){kind=icon}
Return to dnsmasq.conf.example CVS log ![[TXT]](/icons/cvsweb/text.gif){kind=icon}
![[DIR]](/icons/cvsweb/dir.gif){kind=icon}
Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / dnsmasq