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logiciel:internet:dnsmasq:dnsmasq.conf [2020/11/05 10:11] – [Options] admin | logiciel:internet:dnsmasq:dnsmasq.conf [2020/11/06 10:35] – [Options] admin | ||
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Ligne 164: | Ligne 164: | ||
: Send extra options which are tagged as " | : Send extra options which are tagged as " | ||
? dhcp-host=id: | ? dhcp-host=id: | ||
- | :Give a fixed IPv6 address and name to client with | + | : Give a fixed IPv6 address and name to client with DUID 00: |
- | # DUID 00: | + | : |
- | # Note the MAC addresses CANNOT be used to identify DHCPv6 clients. | + | : |
- | # Note also that the [] around the IPv6 address are obligatory. | + | ? dhcp-ignore=tag: |
- | + | : | |
- | # Ignore any clients which are not specified in dhcp-host lines | + | : |
- | # or / | + | ? |
- | # This relies on the special " | + | : |
- | # a host is matched. | + | ? |
- | #dhcp-ignore=tag:!known | + | : |
- | + | ? | |
- | # Send extra options which are tagged as " | + | : |
- | # DHCP vendorclass string includes the substring " | + | ? read-ethers |
- | #dhcp-vendorclass=set:red,Linux | + | |
- | + | ? dhcp-option | |
- | # Send extra options which are tagged as " | + | : |
- | # of whose DHCP userclass strings includes the substring " | + | : |
- | #dhcp-userclass=set:red,accounts | + | : |
- | + | : | |
- | # Send extra options which are tagged as " | + | : |
- | # MAC address matches the pattern. | + | ? dhcp-option=3, |
- | #dhcp-mac=set: | + | : |
- | + | ? | |
- | # If this line is uncommented, | + | : |
- | # on the ethernet-address/ | + | ? |
- | # been given as --dhcp-host options. Useful if you keep | + | : |
- | # MAC-address/ | + | ? |
- | #read-ethers | + | : |
- | + | ? | |
- | # Send options to hosts which ask for a DHCP lease. | + | : |
- | # See RFC 2132 for details of available options. | + | ? |
- | # Common options can be given to dnsmasq by name: | + | : |
- | # run " | + | ? |
- | # Note that all the common settings, such as netmask and | + | |
- | # broadcast address, DNS server and default route, are given | + | ? |
- | # sane defaults by dnsmasq. You very likely will not need | + | : |
- | # any dhcp-options. If you use Windows clients and Samba, there | + | ? |
- | # are some options which are recommended, | + | : |
- | # end of this section. | + | ? |
- | + | : | |
- | # Override the default route supplied by dnsmasq, which assumes the | + | ? |
- | # router is the same machine as the one running dnsmasq. | + | : |
- | #dhcp-option=3,1.2.3.4 | + | ? |
- | + | : | |
- | # Do the same thing, but using the option name | + | ? |
- | #dhcp-option=option: | + | : |
- | + | ? | |
- | # Override the default route supplied by dnsmasq and send no default | + | ? dhcp-option=129, |
- | # route at all. Note that this only works for the options sent by | + | : |
- | # default (1, 3, 6, 12, 28) the same line will send a zero-length option | + | ? |
- | # for all other option numbers. | + | : |
- | #dhcp-option=3 | + | : |
- | + | ? | |
- | # Set the NTP time server addresses to 192.168.0.4 and 10.10.0.5 | + | : set up dnsmasq in the same way as is specified for the ISC dhcpcd in http:// |
- | #dhcp-option=option:ntp-server,192.168.0.4,10.10.0.5 | + | ? |
- | + | : option ip-forwarding off | |
- | # Send DHCPv6 option. Note [] around IPv6 addresses. | + | ? |
- | #dhcp-option=option6: | + | : set netbios-over-TCP/ |
- | + | ? | |
- | # Send DHCPv6 option for namservers as the machine running | + | : netbios datagram distribution server |
- | # dnsmasq and another. | + | ? |
- | #dhcp-option=option6: | + | : netbios node type |
- | + | ? dhcp-option=252," | |
- | # Ask client to poll for option changes every six hours. (RFC4242) | + | : |
- | #dhcp-option=option6:information-refresh-time,6h | + | ? |
- | + | : | |
- | # Set option 58 client renewal time (T1). Defaults to half of the | + | ? |
- | # lease time if not specified. (RFC2132) | + | : Send RFC-3442 classless static routes (note the netmask encoding) |
- | #dhcp-option=option: | + | ? dhcp-option=vendor: |
- | + | : Send vendor-class specific options encapsulated in DHCP option 43. | |
- | # Set option 59 rebinding time (T2). Defaults to 7/8 of the | + | : |
- | # lease time if not specified. (RFC2132) | + | ? |
- | #dhcp-option=option:T2,2m | + | : |
- | + | ? | |
- | # Set the NTP time server address to be the same machine as | + | : |
- | # is running dnsmasq | + | ? |
- | #dhcp-option=42,0.0.0.0 | + | : |
- | + | ? dhcp-option-force=208,f1:00:74:7e | |
- | # Set the NIS domain name to " | + | : |
- | #dhcp-option=40,welly | + | ? |
- | + | | |
- | # Set the default time-to-live to 50 | + | ? |
- | #dhcp-option=23,50 | + | : |
- | + | ? | |
- | # Set the "all subnets are local" flag | + | : |
- | #dhcp-option=27,1 | + | ? |
- | + | : | |
- | # Send the etherboot magic flag and then etherboot options (a string). | + | ? dhcp-boot=pxelinux.0 |
- | #dhcp-option=128,e4:45: | + | : |
- | #dhcp-option=129,NIC=eepro100 | + | ? |
- | + | : | |
- | # Specify an option which will only be sent to the " | + | ? |
- | # (see dhcp-range for the declaration of the " | + | : The idea is to send two different filenames, the first loads iPXE, and the second tells iPXE what to load. The dhcp-match sets the ipxe tag for requests from iPXE. |
- | # Note that the tag: part must precede the option: part. | + | ? |
- | # | + | : |
- | + | ? dhcp-match=set: | |
- | # The following DHCP options set up dnsmasq in the same way as is specified | + | : |
- | # for the ISC dhcpcd in | + | ? dhcp-boot=tag: |
- | # http:// | + | : |
- | # adapted for a typical dnsmasq installation where the host running | + | ? |
- | # dnsmasq is also the host running samba. | + | : All the options are encapsulated within option 175 |
- | # you may want to uncomment some or all of them if you use | + | ? |
- | # Windows clients and Samba. | + | : priority code |
- | #dhcp-option=19, | + | ? |
- | #dhcp-option=44, | + | : no-proxydhcp |
- | #dhcp-option=45, | + | ? |
- | #dhcp-option=46, | + | : bus-id |
- | + | ? | |
- | # Send an empty WPAD option. This may be REQUIRED to get windows 7 to behave. | + | : BIOS drive code |
- | #dhcp-option=252," | + | ? |
- | + | : iSCSI username | |
- | # Send RFC-3397 DNS domain search DHCP option. WARNING: Your DHCP client | + | ? |
- | # probably doesn' | + | : iSCSI password |
- | # | + | ? dhcp-match |
- | + | : | |
- | # Send RFC-3442 classless static routes (note the netmask encoding) | + | : PXE clients are supposed to send their architecture as option 93. (See RFC 4578) |
- | #dhcp-option=121, | + | ? |
- | + | ? | |
- | # Send vendor-class specific options encapsulated in DHCP option 43. | + | ? |
- | # The meaning of the options is defined by the vendor-class so | + | ? |
- | # options are sent only when the client supplied vendor class | + | ? pxe-prompt |
- | # matches the class given here. (A substring match is OK, so " | + | : |
- | # matches " | + | ? pxe-prompt=" |
- | # mtftp address to 0.0.0.0 for PXEClients. | + | : Do real PXE, rather than just booting a single file, this is an alternative to dhcp-boot. |
- | #dhcp-option=vendor: | + | ? |
- | + | : | |
- | # Send microsoft-specific option to tell windows to release the DHCP lease | + | ? |
- | # when it shuts down. Note the " | + | : |
- | # value as a four-byte integer - that's what microsoft wants. See | + | ? pxe-service=x86PC, |
- | # http:// | + | : |
- | #dhcp-option=vendor: | + | ? |
- | + | : | |
- | # Send the Encapsulated-vendor-class ID needed by some configurations of | + | ? |
- | # Etherboot to allow is to recognise the DHCP server. | + | : |
- | #dhcp-option=vendor:Etherboot, | + | : |
- | + | ? | |
- | # Send options to PXELinux. Note that we need to send the options even | + | : |
- | # though they don't appear in the parameter request list, so we need | + | ? |
- | # to use dhcp-option-force here. | + | : |
- | # See http:// | + | ? multicast-FTP |
- | # Magic number - needed before anything else is recognised | + | : |
- | #dhcp-option-force=208,f1:00:74:7e | + | ? enable-tftp |
- | # Configuration file name | + | : |
- | #dhcp-option-force=209,configs/common | + | ? tftp-root=/ |
- | # Path prefix | + | : |
- | #dhcp-option-force=210,/ | + | ? |
- | # Reboot time. (Note ' | + | : |
- | #dhcp-option-force=211,30i | + | ? |
- | + | : | |
- | # Set the boot filename for netboot/ | + | ? |
- | # this if you want to boot machines over the network and you will need | + | : |
- | # a TFTP server; either dnsmasq' | + | ? dhcp-boot |
- | # external one. (See below for how to enable the TFTP server.) | + | : |
- | #dhcp-boot=pxelinux.0 | + | ? dhcp-boot=tag: |
- | + | : | |
- | # The same as above, but use custom tftp-server instead machine running dnsmasq | + | ? |
- | # | + | : |
- | + | : | |
- | # Boot for iPXE. The idea is to send two different | + | ? |
- | # filenames, the first loads iPXE, and the second tells iPXE what to | + | : |
- | # load. The dhcp-match sets the ipxe tag for requests from iPXE. | + | ? |
- | #dhcp-boot=undionly.kpxe | + | : |
- | #dhcp-match=set: | + | ? dhcp-lease-max=150 |
- | #dhcp-boot=tag: | + | : Set the limit on DHCP leases, the default is 150 |
- | + | ? | |
- | # Encapsulated options for iPXE. All the options are | + | : |
- | # encapsulated within option 175 | + | : |
- | #dhcp-option=encap: | + | ? |
- | #dhcp-option=encap: | + | : |
- | #dhcp-option=encap: | + | ? |
- | #dhcp-option=encap: | + | : |
- | #dhcp-option=encap: | + | : |
- | #dhcp-option=encap: | + | ? |
- | + | : | |
- | # Test for the architecture of a netboot client. PXE clients are | + | : |
- | # supposed to send their architecture as option 93. (See RFC 4578) | + | ? cache-size=150 |
- | #dhcp-match=peecees, | + | : |
- | #dhcp-match=itanics, | + | ? no-negcache |
- | #dhcp-match=hammers, | + | : |
- | #dhcp-match=mactels, | + | ? local-ttl= |
- | + | | |
- | # Do real PXE, rather than just booting a single file, this is an | + | ? bogus-nxdomain=64.94.110.11 |
- | # alternative to dhcp-boot. | + | : If you want dnsmasq to detect attempts by Verisign to send queries to unregistered .com and .net hosts to its sitefinder service and have dnsmasq instead return the correct NXDOMAIN response, uncomment this line. You can add similar lines to do the same for other registries which have implemented wildcard A records. |
- | #pxe-prompt=" | + | ? alias |
- | # or with timeout before first available action is taken: | + | : If you want to fix up DNS results from upstream servers, use the alias option. This only works for IPv4. |
- | #pxe-prompt="Press F8 for menu.", 60 | + | ? alias=1.2.3.4, |
- | + | : | |
- | # Available boot services. for PXE. | + | ? alias=1.2.3.0,5.6.7.0, |
- | #pxe-service=x86PC, | + | : and this maps 1.2.3.x to 5.6.7.x |
- | + | ? alias=192.168.0.10-192.168.0.40,10.0.0.0, | |
- | # Loads < | + | : and this maps 192.168.0.10-> |
- | #pxe-service=x86PC, | + | ? MX records |
- | + | : Change these lines if you want dnsmasq to serve MX records. | |
- | # Loads < | + | ? mx-host=maildomain.com, |
- | # Beware this fails on old PXE ROMS. | + | : Return an MX record named " |
- | #pxe-service=x86PC, | + | ? mx-target=servermachine.com |
- | + | : Set the default target for MX records created using the localmx option. | |
- | # Use bootserver on network, found my multicast or broadcast. | + | ? localmx |
- | #pxe-service=x86PC, | + | : Return an MX record pointing to the mx-target for all local machines. |
- | + | ? selfmx | |
- | # Use bootserver at a known IP address. | + | : Return an MX record pointing to itself for all local machines. |
- | #pxe-service=x86PC, | + | ? srv-host |
- | + | : Change the following lines if you want dnsmasq to serve SRV records. These are useful if you want to serve ldap requests for Active Directory and other windows-originated DNS requests. | |
- | # If you have multicast-FTP available, | + | : See RFC 2782. |
- | # information for that can be passed in a similar way using options 1 | + | : You may add multiple srv-host lines. |
- | # to 5. See page 19 of | + | : The fields are < |
- | # http:// | + | : If the domain part if missing from the name (so that is just has the service and protocol sections) then the domain given by the domain= config option is used. (Note that expand-hosts does not need to be set for this to work.) |
- | + | ? srv-host=_ldap._tcp.example.com, | |
- | + | : A SRV record sending LDAP for the example.com domain to ldapserver.example.com port 389 | |
- | # Enable dnsmasq' | + | ? domain=example.com\\ |
- | #enable-tftp | + | : A SRV record sending LDAP for the example.com domain to ldapserver.example.com port 389 (using domain=) |
- | + | ? srv-host=_ldap._tcp.example.com, | |
- | # Set the root directory for files available via FTP. | + | : Two SRV records for LDAP, each with different priorities |
- | #tftp-root=/ | + | ? |
- | + | : A SRV record indicating that there is no LDAP server for the domain example.com | |
- | # Do not abort if the tftp-root is unavailable | + | |
- | #tftp-no-fail | + | |
- | + | ||
- | # Make the TFTP server more secure: with this set, only files owned by | + | |
- | # the user dnsmasq is running as will be send over the net. | + | |
- | #tftp-secure | + | |
- | + | ||
- | # This option stops dnsmasq from negotiating a larger blocksize for TFTP | + | |
- | # transfers. It will slow things down, but may rescue some broken TFTP | + | |
- | # clients. | + | |
- | #tftp-no-blocksize | + | |
- | + | ||
- | # Set the boot file name only when the " | + | |
- | #dhcp-boot=tag:red,pxelinux.red-net | + | |
- | + | ||
- | # An example of dhcp-boot with an external TFTP server: the name and IP | + | |
- | # address of the server are given after the filename. | + | |
- | # Can fail with old PXE ROMS. Overridden by --pxe-service. | + | |
- | #dhcp-boot=/ | + | |
- | + | ||
- | # If there are multiple external tftp servers having a same name | + | |
- | # (using /etc/hosts) then that name can be specified as the | + | |
- | # tftp_servername (the third option to dhcp-boot) and in that | + | |
- | # case dnsmasq resolves this name and returns the resultant IP | + | |
- | # addresses in round robin fashion. This facility can be used to | + | |
- | # load balance the tftp load among a set of servers. | + | |
- | #dhcp-boot=/ | + | |
- | + | ||
- | # Set the limit on DHCP leases, the default is 150 | + | |
- | #dhcp-lease-max=150 | + | |
- | + | ||
- | # The DHCP server needs somewhere on disk to keep its lease database. | + | |
- | # This defaults to a sane location, but if you want to change it, use | + | |
- | # the line below. | + | |
- | #dhcp-leasefile=/ | + | |
- | + | ||
- | # Set the DHCP server to authoritative mode. In this mode it will barge in | + | |
- | # and take over the lease for any client which broadcasts on the network, | + | |
- | # whether it has a record of the lease or not. This avoids long timeouts | + | |
- | # when a machine wakes up on a new network. DO NOT enable this if there' | + | |
- | # the slightest chance that you might end up accidentally configuring a DHCP | + | |
- | # server for your campus/ | + | |
- | # the same option, and this URL provides more information: | + | |
- | # http:// | + | |
- | #dhcp-authoritative | + | |
- | + | ||
- | # Set the DHCP server to enable DHCPv4 Rapid Commit Option per RFC 4039. | + | |
- | # In this mode it will respond to a DHCPDISCOVER message including a Rapid Commit | + | |
- | # option with a DHCPACK including a Rapid Commit option and fully committed address | + | |
- | # and configuration information. This must only be enabled if either the server is | + | |
- | # the only server for the subnet, or multiple servers are present and they each | + | |
- | # commit a binding for all clients. | + | |
- | #dhcp-rapid-commit | + | |
- | + | ||
- | # Run an executable when a DHCP lease is created or destroyed. | + | |
- | # The arguments sent to the script are " | + | |
- | # then the MAC address, the IP address and finally the hostname | + | |
- | # if there is one. | + | |
- | #dhcp-script=/bin/echo | + | |
- | + | ||
- | # Set the cachesize here. | + | |
- | #cache-size=150 | + | |
- | + | ||
- | # If you want to disable negative caching, uncomment this. | + | |
- | #no-negcache | + | |
- | + | ||
- | # Normally responses which come from /etc/hosts and the DHCP lease | + | |
- | # file have Time-To-Live set as zero, which conventionally means | + | |
- | # do not cache further. If you are happy to trade lower load on the | + | |
- | # server for potentially stale date, you can set a time-to-live (in | + | |
- | # seconds) here. | + | |
- | #local-ttl= | + | |
- | + | ||
- | # If you want dnsmasq to detect attempts by Verisign to send queries | + | |
- | # to unregistered .com and .net hosts to its sitefinder service and | + | |
- | # have dnsmasq instead return the correct NXDOMAIN response, uncomment | + | |
- | # this line. You can add similar lines to do the same for other | + | |
- | # registries which have implemented wildcard A records. | + | |
- | # | + | |
- | + | ||
- | # If you want to fix up DNS results from upstream servers, use the | + | |
- | # alias option. This only works for IPv4. | + | |
- | # This alias makes a result of 1.2.3.4 appear as 5.6.7.8 | + | |
- | #alias=1.2.3.4,5.6.7.8 | + | |
- | # and this maps 1.2.3.x to 5.6.7.x | + | |
- | #alias=1.2.3.0,5.6.7.0, | + | |
- | # and this maps 192.168.0.10-> | + | |
- | # | + | |
- | + | ||
- | # Change these lines if you want dnsmasq to serve MX records. | + | |
- | + | ||
- | # Return an MX record named " | + | |
- | # servermachine.com and preference 50 | + | |
- | #mx-host=maildomain.com, | + | |
- | + | ||
- | # Set the default target for MX records created using the localmx option. | + | |
- | # | + | |
- | + | ||
- | # Return an MX record pointing to the mx-target for all local | + | |
- | # machines. | + | |
- | #localmx | + | |
- | + | ||
- | # Return an MX record pointing to itself for all local machines. | + | |
- | #selfmx | + | |
- | + | ||
- | # Change the following lines if you want dnsmasq to serve SRV | + | |
- | # records. | + | |
- | # Active Directory and other windows-originated DNS requests. | + | |
- | # See RFC 2782. | + | |
- | # You may add multiple srv-host lines. | + | |
- | # The fields are < | + | |
- | # If the domain part if missing from the name (so that is just has the | + | |
- | # service and protocol sections) then the domain given by the domain= | + | |
- | # config option is used. (Note that expand-hosts does not need to be | + | |
- | # set for this to work.) | + | |
- | + | ||
- | # A SRV record sending LDAP for the example.com domain to | + | |
- | # ldapserver.example.com port 389 | + | |
- | #srv-host=_ldap._tcp.example.com, | + | |
- | + | ||
- | # A SRV record sending LDAP for the example.com domain to | + | |
- | # ldapserver.example.com port 389 (using domain=) | + | |
- | # | + | |
- | #srv-host=_ldap._tcp, | + | |
- | + | ||
- | # Two SRV records for LDAP, each with different priorities | + | |
- | #srv-host=_ldap._tcp.example.com, | + | |
- | #srv-host=_ldap._tcp.example.com, | + | |
- | + | ||
- | # A SRV record indicating that there is no LDAP server for the domain | + | |
- | # example.com | + | |
- | # | + | |
# The following line shows how to make dnsmasq serve an arbitrary PTR | # The following line shows how to make dnsmasq serve an arbitrary PTR |