OpenBSD系统 DHCP 多 vlan 配置

4块DLINK 530 ,1个连接Internet,3个内网

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     ｜        ｜            ｜    ｜
vr0 连接Internet    vr1 内网交换机1    vr2 内网交换机2    vr3 内网交换机3
59.108.38.*        192.168.1.0/24    192.168.2.0/24    172.16.71.0/24

采用OpenBSD 4.3自带的DHCP

1. /etc/dhcpd.conf
# cat /etc/dhcpd.conf
default-lease-time 36000;
max-lease-time 72000;

option domain-name-servers 59.108.38.195;

#ddns-update-style ad-hoc;
#log-facility local7;


# for admin vr1
shared-network Admin-NET {
    option  domain-name "atyu30.com";
subnet 192.168.1.0 netmask 255.255.255.0 {
        option broadcast-address 192.168.1.255;
        option routers 192.168.1.1;
        range 192.168.1.10 192.168.1.200;
    }
}
# for office vr2
shared-network Office-NET {
subnet 192.168.2.0 netmask 255.255.255.0 {
        option broadcast-address 192.168.2.255;
        option routers 192.168.2.1;
        range 192.168.2.50 192.168.2.150;
    }
}

# for Server vr3
shared-network Server-NET {
subnet 172.16.71.0 netmask 255.255.255.0 {
        option broadcast-address 172.16.71.255;
        option routers 172.16.71.1;
        range 172.16.71.50 172.16.71.150;
    }
}

host Gate-OpenBSD {
next-server 192.168.1.100;
hardware ethernet 00:0E:7B:37:96:6C;
fixed-address 192.168.1.120;
}
}

2.启动
# touch /var/db/dhcpd.leases
# dhcpd vr1 vr2 vr3

3./etc/rc.conf.local

dhcpd_flags="" # for normal use: ""


4./etc/dhcpd.interfaces

#dhcpd的****端口：

# cat /etc/dhcpd.interfaces
# $OpenBSD: dhcpd.interfaces,v 1.1 1998/08/19 04:25:45 form Exp $
#
# List of network interfaces served by dhcpd(8).
#
# ep0
# ed0 le0
# de1
vr1
vr2
vr3