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  • centos DHCP

    yum install dhcp

    cat /usr/share/doc/dhcp-4.2.5/dhcpd.conf.example > /etc/dhcp/dhcpd.conf

    vim /etc/dhcp/dhcpd.conf

    # dhcpd.conf
    #
    # Sample configuration file for ISC dhcpd
    #

    # option definitions common to all supported networks...
    option domain-name "7.howhy.com";
    option domain-name-servers howhy.com;

    default-lease-time 600;
    max-lease-time 7200;

    # Use this to enble / disable dynamic dns updates globally.
    ddns-update-style none;

    # If this DHCP server is the official DHCP server for the local
    # network, the authoritative directive should be uncommented.
    #authoritative;

    # Use this to send dhcp log messages to a different log file (you also
    # have to hack syslog.conf to complete the redirection).
    log-facility local7;

    # No service will be given on this subnet, but declaring it helps the
    # DHCP server to understand the network topology.

    #subnet 10.152.187.0 netmask 255.255.255.0 {
    #}

    # This is a very basic subnet declaration.

    #subnet 10.254.239.0 netmask 255.255.255.224 {
    # range 10.254.239.10 10.254.239.20;
    # option routers rtr-239-0-1.example.org, rtr-239-0-2.example.org;
    #}

    # This declaration allows BOOTP clients to get dynamic addresses,
    # which we don't really recommend.

    #subnet 10.254.239.32 netmask 255.255.255.224 {
    # range dynamic-bootp 10.254.239.40 10.254.239.60;
    # option broadcast-address 10.254.239.31;
    # option routers rtr-239-32-1.example.org;
    #}

    # A slightly different configuration for an internal subnet.
    subnet 10.10.10.0 netmask 255.255.255.0 {
    range 10.10.10.10 10.10.10.30;
    option domain-name-servers 7.howhy.com;
    option domain-name "howhy.com";
    option routers 10.10.10.1;
    option broadcast-address 10.10.10.255;
    default-lease-time 600;
    max-lease-time 7200;
    }

    # Hosts which require special configuration options can be listed in
    # host statements. If no address is specified, the address will be
    # allocated dynamically (if possible), but the host-specific information
    # will still come from the host declaration.

    #host passacaglia {
    # hardware ethernet 0:0:c0:5d:bd:95;
    # filename "vmunix.passacaglia";
    # server-name "toccata.fugue.com";
    #}

    # Fixed IP addresses can also be specified for hosts. These addresses
    # should not also be listed as being available for dynamic assignment.
    # Hosts for which fixed IP addresses have been specified can boot using
    # BOOTP or DHCP. Hosts for which no fixed address is specified can only
    # be booted with DHCP, unless there is an address range on the subnet
    # to which a BOOTP client is connected which has the dynamic-bootp flag
    # set.
    host fantasia {
    hardware ethernet 00:0c:29:8f:65:aa;
    fixed-address 10.10.10.22;
    }

    # You can declare a class of clients and then do address allocation
    # based on that. The example below shows a case where all clients
    # in a certain class get addresses on the 10.17.224/24 subnet, and all
    # other clients get addresses on the 10.0.29/24 subnet.

    #class "foo" {
    # match if substring (option vendor-class-identifier, 0, 4) = "SUNW";
    #}

    #shared-network 224-29 {
    # subnet 10.17.224.0 netmask 255.255.255.0 {
    # option routers rtr-224.example.org;
    # }
    # subnet 10.0.29.0 netmask 255.255.255.0 {
    # option routers rtr-29.example.org;
    # }
    # pool {
    # allow members of "foo";
    # range 10.17.224.10 10.17.224.250;
    # }
    # pool {
    # deny members of "foo";
    # range 10.0.29.10 10.0.29.230;
    # }
    #}

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  • 原文地址:https://www.cnblogs.com/howhy/p/6651406.html
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