Cisco troubleshooting commands
Hardware
show process
cpu sorted- cpu utilization
show debug memory leaks summary
show process cpu history
VOICE
show voip rtp conn
show call active voice
show sccp conn- useful for fax transcoder issues
show voice call summary
show call active voice br
show call active voice
show call active voice summary
show mgcp endpoint
show voice port mod #/slot#/port#
show call-manager-fallback all
test SRST
show dial-peer voice summary
debug
mgcp packets
debug isdn q931- check pri
IP flow
show ip flow top-talkers
show ip cache flow
IP ROUTING
show ip bgp summary
show ip bgp neighbor
x.x.x.x
show ip mroute-
multicast routing table
IPSEC Tunnel
show crypto ipsec sa
show crypto isakmp sa
show crypto isakmp policy
debug crypto ipsec
debug crypto isakmp
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