目 录

第1章 备份中心配置...........................................................................................................1-1

1.1 备份中心简介............................................................................................................1-1

1.2 备份中心的配置........................................................................................................1-1

1.2.1 进入将被备份的主接口视图..............................................................................1-1

1.2.2 配置主接口使用的备用接口及其优先级.............................................................1-2

1.2.3 设置主备接口切换的延时.................................................................................1-3

1.2.4 设置逻辑通道状态的判断条件...........................................................................1-4

1.2.5 配置备份负载分担...........................................................................................1-4

1.3 备份中心的显示和调试..............................................................................................1-4

1.4 备份中心典型配置举例..............................................................................................1-5

1.4.1 接口之间的备份...............................................................................................1-5

1.4.2 多备用接口举例...............................................................................................1-5

1.4.3 逻辑通道备用接口举例.....................................................................................1-6

1.4.4 多备用接口且有逻辑通道作备用接口举例..........................................................1-6

第2章 VRRP配置..............................................................................................................2-1

2.1 VRRP简介................................................................................................................2-1

2.2 VRRP配置................................................................................................................2-2

2.2.1 添加虚拟IP地址.............................................................................................2-2

2.2.2 设置路由器在备份组中的优先级.......................................................................2-3

2.2.3 设置备份组中路由器的抢占方式和延迟时间.......................................................2-3

2.2.4 设置认证方式及认证字.....................................................................................2-4

2.2.5 设置备份组的定时器........................................................................................2-5

2.2.6 设置监视指定接口...........................................................................................2-5

2.3 VRRP的显示和调试..................................................................................................2-6

2.4 VRRP典型配置举例..................................................................................................2-6

2.4.1 VRRP单备份组举例.........................................................................................2-6

2.4.2 VRRP监视接口举例.........................................................................................2-7

2.4.3 多备份组举例..................................................................................................2-8

2.5 VRRP故障诊断与排除...............................................................................................2-9