juniper产品培训幻灯片.ppt

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * show ospf neighbor user@host show ospf neighbor ? Possible completions: [Enter] Execute this command brief Show brief status detail Show detailed status extensive Show extensive status user@host show ospf neighbor Address Intf State ID Pri Dead 25 ge-1/2/0.0 2Way 2 128 36 30 ge-1/2/0.0 Full 128 38 29 ge-1/2/0.0 Full 5 128 33 29 ge-2/0/0.0 Full 2 128 23 31 ge-2/0/0.0 Full 1 128 24 ge-2/1/0.0 Full 128 32 1 ge-2/1/0.0 Full 0 128 33 检查OSPF邻居信息 问题: 无邻居 检查物理层与数据链路层的连接 错误的IP地址、区域号、区域类型、认证、hello/dead间隔、网络类型 停滞于2-way状态 DR-other邻居，正常状态 停滞于exchange start状态 两端MTU不匹配 排错 clear ospf neighbor user@host clear ospf neighbor 25 重启OSPF邻居关系 show ospf statistics user@host show ospf statistics Packet type Total Last 5 seconds Sent Received Sent Received Hello 175 121 2 1 DbD 5 5 0 0 LSReq 2 2 0 0 LSUpdate 9 6 0 0 LSAck 8 10 0 0 LSAs retransmitted: 0, last 5 seconds: 0 Flood queue depth: 0 Total rexmit entries: 0, db summaries: 0, lsreq entries: 0 Receive errors: 43 area mismatches 检查OSPF状态 user@host show ospf route ? Possible completions: [Enter] Execute this command abr Show OSPF routes to area border routers asbr Show OSPF routes to AS border routers detail Show detail view extern