OSPF Process 1 with Router ID 1.1.1.1
Interfaces
Area: 0.0.0.0 (MPLS TE not enabled)
IP Address Type State Cost Pri DR BDR
10.1.1.1 Broadcast DROther 1 1 10.1.1.4 10.1.1.3
如果不为0,请执行display ospf peer命令查看该OSPF邻居与本设备的是否都是DROther。
<Huawei> display ospf peer
OSPF Process 1 with Router ID 1.1.1.1
Neighbors
Area 0.0.0.0 interface 10.1.1.1(GigabitEthernet0/0/0)'s neighbors
……
Router ID: 2.2.2.2 Address: 10.1.1.2
State: 2-Way Mode:Nbr is Slave Priority: 1
DR: 10.1.1.4 BDR: 10.1.1.3 MTU: 0
Dead timer due in 38 sec
Retrans timer interval: 5
Neighbor is up for 00:00:00
Authentication Sequence: [ 0 ]
如果本端接口地址和邻居地址(Address字段)都不等于DR或BDR字段的值,说明该OSPF邻居与本设备都是DROther,邻居关系保持在2-Way是正常的。在广播网络中,路由器只与DR和BDR建立FULL状态,与其它路由器仅2-Way。