Troubleshooting Voice GW

show dialplan number 'number' It will show you the ordered list of matched dial-peers for the number. If you have variable length dial-peers using .T add the ‘#’ char at the end. eg:show dialplan number 901315561234 or show dialplan number 901315561234 | inc VoiceOverIpPeer

debug voip dialpeer: Shows which inbound and outbound dial-peer has been matched after a call to the IOS gateway has been made.

debug voip ccapi inout: Show you what dial-peers are being matched on the IOS gateway and the state that the gateway is in during the processing of a particular call. It is also useful to see what codecs are being selected for each of the two call legs that represent the call.

debug voice translation: Display details of matching voice translation profiles that are invoked

debug sccp events: This command will let you know whether your media resources present on the IOS gateway are successfully registering to UCM/CME and also if they are being invoked during call processing.

debug ccsip messages: Display SIP messages sent between the IOS gateway and SIP phones, SIP Providers and also Unity Express.

About Alexis Katsavras

Working as Freelance Cisco Unified Communications Consultant in the UK. www.NetPacket.co.uk