NOS Router Training

sets timer to roll back in 10 minutes, does not affect traffic

config terminal revert timer 10

confirms implemented changes when using revert timer

config confirm

reboots the router in 10 minutes, disrupts traffic

reload in 10

shows the FIB table

show ip cef

uses FIB and LIB tables to decide where to send MPLS packets

show mpls forwarding table

lists VRF’s with associated RDs and interfaces, the global routing table will not be listed in this output

show vrf

shows route table of a specified VRF

show ip route vrf <vrf>

shows all route tables (global and VRFs)

show ip route vrf *

shows all configuration of specified VRF

show run | sec vrf <vrf>

specifies local router’s AS

router bgp <as>

shows neighbors, AS, up/down, status, and number of prefixes learned

show ip bgp all summary

shows what local router is sending to remote router

show ip bgp all neighbor <ip> advertised

shows what local router is learning from a remote router- routes that can be put into route table, after it has been filtered by an inbound prefix-list on the local router

show ip bgp all neighbor <ip> route

shows all routes the remote router is sending, before it has been filtered by an inbound prefix-list on the local router

show ip bgp all neigh <ip> received-route

displays information about all VPN Network Layer Reachability Information (NLRI)

sh ip bgp vpnv4 all <subnet>

displays the VPN NLRI for a VPN Routing/Forwarding instance

show ip bgp vpnv4 vrf <name> <subnet>

changes TTL in BGP packets

ebgp multi-hop <#>

configured on the RR to define clients

neighbor <ip> route-reflector-client

define the list name with the value

ip community-list standard <name> permit <value>

shows all configured community lists

show ip community-list

SIPRNet C2 gateway

sh ip route vrf  AFNET 0.0.0.0

Any VRFs

sh ip route vrf * 0.0.0.0

NIPRNet route reflectors and gateway if not  JRSS migrated

sh ip route vrf AFNET 0.0.0.0

how to ping a vrf 1000 times, with a size of 1500 and not allowed to fragment

ping vrf <vrfname> <destip> source <sourceint> repeat 1000 size 1500 df

shows router ARP table, IP to MAC resolution

show arp vrf <vrf>

shows the CEF entries for a specific VRF

show ip cef vrf <vrf>

shows traffic

show flow mon AFNET_FLOW cache format table

shows summary of SLA

show ip sla summary

shows detailed information of SLA

show ip sla statistics

shows history of events

show event manager history events

shows EEM configuration

show run | se event

shows configuration of tracked object

show track <#>

On SIPR a route will show that it is learned from a private address in the 10.100.x.x range.  How would you find the corresponding public IP

show run | in 10.100.x.x

shows items in object group

show object-group name <name>

shows all or specified route map

show route-map <name>

shows all route maps configured on neighbor

show run | in <ip>

shows all configuration of a specific route map

show run | sec <name>

shows CoPP configuration

sh run | se CoPP

shows if a service policy is applied

sh run | se control-plane

causes BGP to evaluate prefix-list and route map changes without tearing down the BGP neighbors.

clear ip bgp * soft