linux实现双网卡互通 linux 双网卡互通配置

ubuntu下

#!/bin/sh

#前提用联通IP登录系统

cp/etc/iproute2/rt_tables/etc/iproute2/rt_tables.bak

#telecom

#echo200telecom>>/etc/iproute2/rt_tables

#unioncom

#echo201unioncom>>/etc/iproute2/rt_tables

iprouteadd122.193.101.51/29deveth0src122.193.101.51tableliantong

iprouteadddefaultvia122.193.101.49tableliantong

iprouteadd222.92.154.139/29deveth1src222.92.154.139tabledianxin

iprouteadddefaultvia222.92.154.137tabledianxin

iprouteadd122.193.101.51/29deveth0src122.193.101.51

iprouteadd222.92.154.139/29deveth1src222.92.154.139

#更换试试

iprouteadddefaultvia222.92.154.137

#liangtong

ipruleaddfrom122.193.101.51tableliantong

#dianxin

ipruleaddfrom222.92.154.139tabledianxin

redhat

双网卡，双公网IP，保持每个公网IP胡通

iprouteadddefaultvia180.153.154.1deveth0src180.153.154.155tablehengs01

iprouteadddefaultvia180.153.153.25deveth2src180.153.153.28tablehengs02

ipruleaddfrom180.153.154.155tablehengs01

ipruleaddfrom180.153.153.28tablehengs02