drni

SW1:

 drni system-mac 0000-0000-0001 

 drni system-number 1 

 drni system-priority 100 

 drni keepalive ip destination 1.1.1.2 source 1.1.1.1

 drni mad exclude interface GigabitEthernet1/0/3 

 drni mad exclude interface Vlan-interface10 

 drni mad exclude interface Vlan-interface20 

interface Vlan-interface10

 ip address 10.1.1.2 255.255.255.252 

 mac-address 0000-1111-1111 

interface GigabitEthernet1/0/5

 port link-mode bridge 

 port access vlan 10 

 combo enable fiber 

 port link-aggregation group 10 

interface Bridge-Aggregation10

 port access vlan 10 

 link-aggregation mode dynamic 

 port drni group 10 

SW2:

 drni system-mac 0000-0000-0001 

 drni system-number 2

 drni system-priority 100 

 drni keepalive ip destination 1.1.1.1 source 1.1.1.2

 drni mad exclude interface GigabitEthernet1/0/3 

 drni mad exclude interface Vlan-interface10 

 drni mad exclude interface Vlan-interface20 

interface Vlan-interface10

 ip address 10.1.1.2 255.255.255.252 

 mac-address 0000-1111-1111 

interface GigabitEthernet1/0/5

 port link-mode bridge 

 port access vlan 10 

 combo enable fiber 

 port link-aggregation group 10 

interface Bridge-Aggregation10

 port access vlan 10 

 link-aggregation mode dynamic 

 port drni group 10 

SW1和SW2 的配置如上： vlan10做为上联，drni接口显示down

[SW2]display drni summary

IPP: BAGG1

 IPP state (cause): UP

 Keepalive link state (cause): UP 

DR interface DR group Local state (cause) Peer state Remaining down time(s)

BAGG10          10      DOWN (A)      DOWN - 

BAGG20          20         UP                 UP - 

  【【【请教故障原因！！！】】】