现场有三条电信带宽，2条专线,一条拨号，配个3个NQA，各位看看行不行

system-view

acl advanced 3000

rule 0 permit ip source 192.168.1.0 0.0.0.255

quit

acl advanced 3001

rule 0 permit ip source 192.168.2.0 0.0.0.255

quit

acl advanced 3002

rule 0 permit ip source 192.168.3.0 0.0.1.255

rule 1 permit ip source 192.168.4.0 0.0.0.255

quit

policy-based-route neiwang node 5

if-match acl 3000

apply next-hop 1-电信专线网关 track 1

quit

policy-based-route neiwang node 10

if-match acl 3001

apply next-hop 2-电信专线网关 track 2

quit

policy-based-route neiwang node 15

if-match acl 3002

apply next-hop 3-电信带宽拨号 track 3

quit

interface GigabitEthernet 1/0/1

ip policy-based-route neiwang

quit

nqa entry admin 1-test

type icmp-echo

destination ip 1-电信专线IP地址

next-hop 1-电信专线网关

frequency 1000

reaction 1 checked-element probe-fail threshold-type consecutive 3 action-type trigger-only

quit

nqa schedule admin 1-test start-time now lifetime forever

track 1 nqa entry admin 1-test reaction 1

nqa entry admin 2-test

type icmp-echo

destination ip 2-电信专线IP地址

next-hop 2-电信专线网关

frequency 1000

reaction 1 checked-element probe-fail threshold-type consecutive 3 action-type trigger-only

quit

nqa schedule admin 2-test start-time now lifetime forever

track 2 nqa entry admin 2-test reaction 1

nqa entry admin 3-test

 type icmp-echo

  destination ip 202.96.128.86(DNS地址)

  frequency 3000

  out interface Dialer2 （拨号接口）

  probe timeout 1000

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

  quit

  nqa schedule admin 3-test start-time now lifetime forever

  track 3 nqa entry admin 3-test reaction 1

路由

 ip route-static 0.0.0.0 0 Dialer2（电信拨号）

 ip route-static 0.0.0.0 0 GigabitEthernet0/0/0 1-电信专线网关 preference 70 （电信专线1）

 ip route-static 0.0.0.0 0 GigabitEthernet0/0/0 2-电信专线网关 preference 70 （电信专线2！这个路由优先级要设置成多少）

最终想达成的目的就是任何一条带宽断了，能都去到其他带宽继续上网