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Annotation of embedaddon/dhcp/server/dhcpd.conf, revision 1.1

1.1     ! misho       1: # dhcpd.conf
        !             2: #
        !             3: # Sample configuration file for ISC dhcpd
        !             4: #
        !             5: 
        !             6: # option definitions common to all supported networks...
        !             7: option domain-name "example.org";
        !             8: option domain-name-servers ns1.example.org, ns2.example.org;
        !             9: 
        !            10: default-lease-time 600;
        !            11: max-lease-time 7200;
        !            12: 
        !            13: # Use this to enble / disable dynamic dns updates globally.
        !            14: #ddns-update-style none;
        !            15: 
        !            16: # If this DHCP server is the official DHCP server for the local
        !            17: # network, the authoritative directive should be uncommented.
        !            18: #authoritative;
        !            19: 
        !            20: # Use this to send dhcp log messages to a different log file (you also
        !            21: # have to hack syslog.conf to complete the redirection).
        !            22: log-facility local7;
        !            23: 
        !            24: # No service will be given on this subnet, but declaring it helps the 
        !            25: # DHCP server to understand the network topology.
        !            26: 
        !            27: subnet 10.152.187.0 netmask 255.255.255.0 {
        !            28: }
        !            29: 
        !            30: # This is a very basic subnet declaration.
        !            31: 
        !            32: subnet 10.254.239.0 netmask 255.255.255.224 {
        !            33:   range 10.254.239.10 10.254.239.20;
        !            34:   option routers rtr-239-0-1.example.org, rtr-239-0-2.example.org;
        !            35: }
        !            36: 
        !            37: # This declaration allows BOOTP clients to get dynamic addresses,
        !            38: # which we don't really recommend.
        !            39: 
        !            40: subnet 10.254.239.32 netmask 255.255.255.224 {
        !            41:   range dynamic-bootp 10.254.239.40 10.254.239.60;
        !            42:   option broadcast-address 10.254.239.31;
        !            43:   option routers rtr-239-32-1.example.org;
        !            44: }
        !            45: 
        !            46: # A slightly different configuration for an internal subnet.
        !            47: subnet 10.5.5.0 netmask 255.255.255.224 {
        !            48:   range 10.5.5.26 10.5.5.30;
        !            49:   option domain-name-servers ns1.internal.example.org;
        !            50:   option domain-name "internal.example.org";
        !            51:   option routers 10.5.5.1;
        !            52:   option broadcast-address 10.5.5.31;
        !            53:   default-lease-time 600;
        !            54:   max-lease-time 7200;
        !            55: }
        !            56: 
        !            57: # Hosts which require special configuration options can be listed in
        !            58: # host statements.   If no address is specified, the address will be
        !            59: # allocated dynamically (if possible), but the host-specific information
        !            60: # will still come from the host declaration.
        !            61: 
        !            62: host passacaglia {
        !            63:   hardware ethernet 0:0:c0:5d:bd:95;
        !            64:   filename "vmunix.passacaglia";
        !            65:   server-name "toccata.fugue.com";
        !            66: }
        !            67: 
        !            68: # Fixed IP addresses can also be specified for hosts.   These addresses
        !            69: # should not also be listed as being available for dynamic assignment.
        !            70: # Hosts for which fixed IP addresses have been specified can boot using
        !            71: # BOOTP or DHCP.   Hosts for which no fixed address is specified can only
        !            72: # be booted with DHCP, unless there is an address range on the subnet
        !            73: # to which a BOOTP client is connected which has the dynamic-bootp flag
        !            74: # set.
        !            75: host fantasia {
        !            76:   hardware ethernet 08:00:07:26:c0:a5;
        !            77:   fixed-address fantasia.fugue.com;
        !            78: }
        !            79: 
        !            80: # You can declare a class of clients and then do address allocation
        !            81: # based on that.   The example below shows a case where all clients
        !            82: # in a certain class get addresses on the 10.17.224/24 subnet, and all
        !            83: # other clients get addresses on the 10.0.29/24 subnet.
        !            84: 
        !            85: class "foo" {
        !            86:   match if substring (option vendor-class-identifier, 0, 4) = "SUNW";
        !            87: }
        !            88: 
        !            89: shared-network 224-29 {
        !            90:   subnet 10.17.224.0 netmask 255.255.255.0 {
        !            91:     option routers rtr-224.example.org;
        !            92:   }
        !            93:   subnet 10.0.29.0 netmask 255.255.255.0 {
        !            94:     option routers rtr-29.example.org;
        !            95:   }
        !            96:   pool {
        !            97:     allow members of "foo";
        !            98:     range 10.17.224.10 10.17.224.250;
        !            99:   }
        !           100:   pool {
        !           101:     deny members of "foo";
        !           102:     range 10.0.29.10 10.0.29.230;
        !           103:   }
        !           104: }