These counters may be useful in determining LDP issues between peers.
Error counters that continually increment should be investigated.
# show mpls ldp interface vlan blowingrock counters VLAN: blowingrock (192.60.40.5) Link Targeted Counter Adjacencies Adjacencies ------------------------------ ----------- ----------- Shutdown Notifications (Rcvd) 0 0 Shutdown Notifications (Sent) 0 0 Failed Session Attempts (NAKs) 0 0 Hello Errors 0 0 Parameters Advertised Errors 0 0 Max PDU Length Errors 0 0 Label Range Errors 0 0 Bad LDP ID Errors 0 0 Bad PDU Length Errors 0 0 Bad Msg Length Errors 0 0 Bad TLV Length Errors 0 0 Bad TLV Value Errors 0 0 Keep-Alive Timeout Errors 0 0
Omitting the optional vlan parameter displays counters for all LDP enabled interfaces.