三不大时 2007-12-3 19:49
RIP支持关闭计时器启用即时更新
[b][size=4]网络拓扑[/size][/b]这个文档使用以下拓扑
[img]http://www.cisco.com/warp/public/105/51a.gif[/img]
[b][size=4]配置如下:[/size][/b][table=313][tr][td]S3-3640
[/td][/tr][tr][td]interface Serial1/0 ip address 172.16.1.1 255.255.255.0 [b]ip rip triggered[/b] ! router rip network 172.16.0.0 [/td][/tr][/table]
[table=320][tr][td]S3-3620
[/td][/tr][tr][td]interface Loopback8 ip address 172.19.1.1 255.255.255.0!interface Ethernet0/3 ip address 172.18.1.1 255.255.255.0!interface Serial1/0 ip address 172.16.1.2 255.255.255.0 [b]ip rip triggered[/b]!router rip network 172.16.0.0 network 172.18.0.0 network 172.19.0.0[/td][/tr][/table]
[b][size=5]验证:[/size][/b]通过 [b]ip rip triggered[/b] 学习到的条目显示为permanent,即在路由表里和数据库没有计时。
[list][*][b]show ip route[/b] - 显示当前路由表
[*][b]show ip rip database[/b] - 显示RIP汇总路由和接收到条目(永久)
S3-3640#[b]show ip route[/b]
C 172.16.1.0/24 is directly connected, Serial1/0
R 172.19.0.0/16 [120/1] via 172.16.1.2, Serial1/0
R 172.18.0.0/16 [120/1] via 172.16.1.2, Serial1/0
S3-3640#[b]show ip rip database[/b]
172.18.0.0/16 auto-summary
172.18.0.0/16
[1] via 172.16.1.2, 00:02:44 ([b][color=#ff0000]permanent[/color][/b]), Serial1/0
* Triggered Routes:
- [1] via 172.16.1.2, Serial1/0
172.19.0.0/16 auto-summary
172.19.0.0/16
[1] via 172.16.1.2, 00:02:45 ([b][color=#ff0000]permanent[/color][/b]),Serial1/0
* Triggered Routes:
- [1] via 172.16.1.2, Serial1/0
[/list]