#!/usr/bin/python #auto change gateway Created By mickelfeng import os import random,re g=gateway 192.168.1. rand=random.randint(1,3) test=www.baidu.com command=/etc/init.d/networking restart GW = "%s%d"%(g,rand) PingTest = ping -c 3 + test try:result=os.system(PingTest)print resultif result!=0:data = open(/etc/network/interfaces).read()data = re.sub(gateway 192.168.1.*,GW, data)open(/etc/network...