配置IS-IS的路由聚合功能示例

胡振宇

sysname RouterA
#
isis 10  //启动IS-IS路由进程10
is-level level-1  //配置路由器级别为Level-1
network-entity 10.0000.0000.0001.00  //配置IS-IS路由进程的网络实体名称NET
#
interface GigabitEthernet1/0/0
ip address 192.168.1.1 255.255.255.0
isis enable 10  //在接口上使能IS-IS
#
interface GigabitEthernet2/0/0
ip address 192.168.3.1 255.255.255.0
isis enable 10
#
interface GigabitEthernet3/0/0
ip address 192.168.2.1 255.255.255.0
isis enable 10
#
RouterB的配置

#
sysname RouterB
#
isis 10
network-entity 10.0000.0000.0002.00
summary 192.168.0.0 255.255.0.0 level-1-2  //配置IS-IS生成聚合路由
#
interface GigabitEthernet1/0/0
ip address 192.167.1.1 255.255.255.0
isis enable 10
#
interface GigabitEthernet2/0/0
ip address 192.168.3.2 255.255.255.0
isis enable 10
#
RouterC的配置

#
sysname RouterC
#
isis 10
is-level level-2
network-entity 20.0000.0000.0003.00
#
interface GigabitEthernet1/0/0
ip address 192.167.1.2 255.255.255.0
isis enable 10