#!/bin/sh #Script to return the main useable device IP address of the box, used for main outbound connections. #on a LAN, this should match your directadmin.conf lan_ip setting. #for normal servers, this will likely return your license IP (usually) #Will also be the default IP that exim sends email through. OS=`uname` if [ "${OS}" = "FreeBSD" ]; then /sbin/ifconfig | grep inet | grep -m1 broadcast | awk '{ print $2; }' RET=$? else IP=`/sbin/ip a | grep inet | grep -m1 brd | awk '{ print $2; };' | cut -d/ -f1` RET=$? if [ "${IP}" = "" ]; then #IP=`/sbin/ip a | grep 'inet ' | grep -v 127.0.0.1 | head -n1 | awk '{ print $2; };' | cut -d/ -f1` IP=`ip route get 8.8.8.8 | head -1 | grep -o 'src [^ ]*' | awk '{print $2}'` RET=$? fi echo ${IP} fi exit $RET