Get DHCP Assignment Default Gateway

Shell Code:
    route -n | grep 'UG[ \t]' | awk '{print $2}'


Shell Code:
    route -n | grep '^0\.0\.\0\.0[ \t]\+[1-9][0-9]*\.[1-9][0-9]*\.[1-9][0-9]*\.[1-9][0-9]\+[ \t]\+0\.0\.0\.0[ \t]\+[^ \t]*G[^ \t]*[ \t]' | awk '{print $2}'