思科认证CCIE考试常用show之一---catalyst交换机IT运维
show interface trunk show interface switchport show vtp status show spanning-tree vlan 思科认证CCIE考试常用show之二---Frame帧中继网络 show frame map show frame pvc 思科认证CCIE考试常用show之三---OSPF路由协议 show ip route ospf show ip ospf neighbor show ip ospf show ip ospf interface 思科认证CCIE考试常用show之四---EIGRP路由协议 show ip route eigrp show ip eigrp neighbor show ip eigrp topology show ip protocol 思科认证CCIE考试常用show之五---RIP verison 2 show ip route rip clear ip route * debug ip rip 思科认证CCIE考试常用show之六---BGP show ip bgp summary show ip bgp show ip bgp neighbor x.x.x.x advertiseed-routes show ip bgp regex show ip bgp rib-failure show ip route bgp 思科认证CCIE考试常用show之七---IP multicast show ip pim neighbor debug ip mpacket debug ip pim show ip pim neighbor show ip pim interface show ip pim rp map show ip mroute count show ip mroute show ip route 好好操作这些debug 和show， 对于思科认证CCIE的考试排错时，是有很多的辅助的。
