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Chapter 10
Wide Area Networking Protocols
Monitoring Frame Relay
There are several ways to check the status of your interfaces and PVCs once
you have Frame Relay encapsulation set up and running:
RouterA>sho frame ?
ip show frame relay IP statistics
lmi show frame relay lmi statistics
map Frame-Relay map table
pvc show frame relay pvc statistics
route show frame relay route
traffic Frame-Relay protocol statistics
The Show Frame Relay LMI Command
The show frame relay lmi command will give you the LMI traffic statistics
exchanged between the local router and the Frame Relay switch.
Router#sh frame lmi
LMI Statistics for interface Serial0 (Frame Relay DTE)
LMI TYPE = CISCO
Invalid Unnumbered info 0 Invalid Prot Disc 0
Invalid dummy Call Ref 0 Invalid Msg Type 0
Invalid Status Message 0 Invalid Lock Shift 0
Invalid Information ID 0 Invalid Report IE Len 0
Invalid Report Request 0 Invalid Keep IE Len 0
Num Status Enq. Sent 0 Num Status msgs Rcvd 0
Num Update Status Rcvd 0 Num Status Timeouts 0
Router#
The router output from the show frame relay lmi command shows you
LMI errors as well as the LMI type.
The Show Frame Relay PVC Command
The show frame pvc command will list all configured PVCs and DLCI num-
bers. It provides the status of each PVC connection and traffic statistics. It will
also give you the number of BECN and FECN packets received on the router.
RouterA#sho frame pvc
PVC Statistics for interface Serial0 (Frame Relay DTE)
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