路由器 monitor-link联动聚合组时，状态切换成员口物理状态如何

使用Monitor-link功能监控上行接口，联动下行接口为聚合组。当上行接口down后，monitor-link功能执行动作将联动接口down。

需要确认monitor-link将聚合组置为down后，成员口处于什么状态。

经验证聚合口被monitor-link置down后，成员口也会被链路聚合模块关闭。

dis monitor-link group 1

Monitor link group 1 information:

  Group status     : UP

  Downlink up-delay: 0(s)

  Last-up-time     : 09:32:58 2022/05/31

  Last-down-time   : -

  Up-port-threshold: 1

  Member                    Role       Status

  --------------------------------------------

  GE5/1/15                  UPLINK     UP    

  RAGG2                     DOWNLINK   UP    

Aggregate Interface: Route-Aggregation2

Aggregation Mode: Static

Loadsharing Type: Shar

  Port             Status  Priority Oper-Key

  GE5/1/13         S       32768    3        

关闭uplink接口G5/1/15后，downlink接口均变成双down状态：

[GigabitEthernet5/1/15]shu

[GigabitEthernet5/1/15]dis int ragg 2

Route-Aggregation2

Current state: DOWN ( Monitor-Link uplink down )

Line protocol state: DOWN

Description: Route-Aggregation2 Interface

Maximum transmission unit: 1500

……

[SR88-DOWN-GigabitEthernet5/1/15]dis int ge 5/1/13

GigabitEthernet5/1/13

Current state: DOWN ( Link-Aggregation interface down )

Line protocol state: DOWN(LAGG)