出口设备做策略路由 如何实现主备

设备有两条运营商外线，都是固定ip上网（或者拨号上网），内网两个段是同一个公司的两个内网，要求一个网段走一条线路，同时使用且其中一个断掉后能实现相互备份。并且需要探测运营商远端地址

同时需要探测运营商

远端设备，并不是直连接口down

如何配置

不涉及

不涉及

不涉及

[H3C-track-2]display  current-configuration

#

 version 7.1.064, Release 0427P22

#

 sysname H3C

#

track 1 nqa entry admin test reaction 1

#

track 2 nqa entry admin test2 reaction 2

#

 system-working-mode standard

 xbar load-single

 password-recovery enable

 lpu-type f-series

#

vlan 1

#

policy-based-route test permit node 10

 if-match acl 3998

 apply next-hop 15.1.1.5 track 1

 apply next-hop 16.1.1.6

#

policy-based-route test permit node 20

 if-match acl 3997

 apply next-hop 16.1.1.6 track 2

 apply next-hop 15.1.1.5

#

nqa entry admin test

 type icmp-echo

  destination ip 57.1.1.7

  frequency 100

  next-hop ip 15.1.1.5

  reaction 1 checked-element probe-fail threshold-type consecutive 5 action-type trigger-only

#

nqa entry admin test2

 type icmp-echo

  destination ip 67.1.1.7

  frequency 100

  next-hop ip 16.1.1.6

  reaction 2 checked-element probe-fail threshold-type consecutive 5 action-type trigger-only

#

 nqa schedule admin test start-time now lifetime forever

 nqa schedule admin test2 start-time now lifetime forever

#

#

interface GigabitEthernet0/0

 port link-mode route

 combo enable copper

 ip address 12.1.1.1 255.255.255.0

 ip policy-based-route test

#

interface GigabitEthernet0/1

 port link-mode route

 combo enable copper

 ip address 15.1.1.1 255.255.255.0

 nat outbound

#

interface GigabitEthernet0/2

 port link-mode route

 combo enable copper

 ip address 16.1.1.1 255.255.255.0

 nat outbound

#

#

 ip route-static 23.1.1.0 24 12.1.1.2

 ip route-static 24.1.1.0 24 12.1.1.2

#

acl advanced 3997

 rule 0 permit icmp source 24.1.1.0 0.0.0.255

#

acl advanced 3998

 rule 0 permit icmp source 23.1.1.0 0.0.0.255

#

return

[H3C-track-2]