Да еще раз сори за тупой вопрос,сам допетрил
/etc/dhcp3/dhclient.conf
request subnet-mask, broadcast-address, time-offset;
#routers,
# domain-name, domain-name-servers, domain-search, host-name,
# netbios-name-servers, netbios-scope, interface-mtu,
# rfc3442-classless-static-routes, ntp-servers;