FreeBSD DHCP Lease

To assign IP from DHCP for your network card on FreeBSD, add following line to /etc/rc.conf

ifconfig_lnc0=”DHCP”

You can see current lease info at

/var/db/dhclient.leases

freebsd# cat /var/db/dhclient.leases
lease {
interface “lnc0”;
fixed-address 192.168.199.128;
option subnet-mask 255.255.255.0;
option dhcp-lease-time 1800;
option routers 192.168.199.2;
option dhcp-message-type 5;
option dhcp-server-identifier 192.168.199.254;
option domain-name-servers 192.168.199.2;
option broadcast-address 192.168.199.255;
option domain-name “localdomain”;
renew 6 2005/12/24 09:33:15;
rebind 6 2005/12/24 09:46:02;
expire 6 2005/12/24 09:49:47;
}
freebsd#


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