© 2006 Cisco Systems, Inc. All rights reserved. MPLS v MPLS Traffic Engineering Monitoring Basic MPLS TE on Cisco IOS

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Outline Overview Monitoring MPLS TE Tunnels Monitoring MPLS TE Summary

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v show mpls traffic-eng tunnels [parameters] router# Shows detailed information about a tunnel Monitoring MPLS TE Tunnels show mpls traffic-eng tunnels tunnel_interface [brief] router# Shows summary information about a tunnel show ip rsvp interface router# Confirms which interfaces have RSVP information configured

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Monitoring MPLS TE Tunnels: show ip rsvp interface P72#show ip rsvp interface interface allocated i/f max flow max sub max Se0/ K 128K 0 Se0/ K 128K 0 Se0/ K 128K 0 Se0/ K 128K 0

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Monitoring MPLS TE Tunnels: show mpls traffic-eng tunnels brief PE71#show mpls traffic-eng tunnels brief Signaling Summary: LSP Tunnels Process: running RSVP Process: running Forwarding: enabled Periodic reoptimization: every 30 seconds, next in 11 seconds Periodic auto-bw collection: disabled TUNNEL NAME DESTINATION UP IF DOWN IF STATE/PROT PE71_t Se0/0.11 up/up PE72_t Se0/ up/up Displayed 1 (of 1) heads, 0 (of 0) midpoints, 1 (of 1) tails

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Monitoring MPLS TE show mpls traffic-eng autoroute router# Shows tunnels that are announced to IGP, including interface, destination, and bandwidth show ip cef network [mask] router# Shows network entries in the Forwarding Information Base (FIB) to verify that IP traffic is forwarded through tunnel interface show ip cef vrf vrf-name network [mask] router# Shows VRF network entries in the FIB to verify that MPLS VPN traffic is forwarded through tunnel interface

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Monitoring MPLS TE: show mpls traffic-eng autoroute PE71#show mpls traffic-eng autoroute MPLS TE autorouting enabled destination has 1 tunnels Tunnel0 (load balancing metric , nexthop )

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Monitoring MPLS TE: show ip cef network PE71#show ip cef /32, version 25, epoch 0 0 packets, 0 bytes tag information set, shared local tag: 30 fast tag rewrite with Tu0, point2point, tags imposed: {33} via , Tunnel0, 11 dependencies next hop , Tunnel0 valid adjacency tag rewrite with Tu0, point2point, tags imposed: {33}

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Monitoring MPLS TE: show ip cef vrf vrf-name network PE71#show ip cef vrf CustA /32, version 20, epoch 0 0 packets, 0 bytes tag information set local tag: VPN-route-head fast tag rewrite with Tu0, point2point, tags imposed: {33 34} via , 0 dependencies, recursive next hop , Tunnel0 via /32 valid adjacency tag rewrite with Tu0, point2point, tags imposed: {33 34}

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v Summary Use the following commands to monitor MPLS TE tunnels: –show ip rsvp interface –show mpls traffic-eng tunnels Use the following commands to monitor MPLS TE: –show mpls traffic-eng autoroute –show ip cef network –show ip cef vrf vrf-name network

© 2006 Cisco Systems, Inc. All rights reserved. MPLS v