Tag » Isdn

Keeping your Head in the Cloud: Business Hosted Telephony

The age of the traditional business landline is over and set to be cut off in 2025. Technology is advancing rapidly, leaving behind outdated multi-line telephone systems. 453 kata lagi
Welcomm Services

Troubleshooting DTMF from ISDN PSTN

Sometimes we unfortunately still have legacy requirements to support ISDN that still need to upgrade to SIP Trunking.  DTMF and even fax tones can be a pain to troubleshoot. 133 kata lagi

IOS Devices

re-routing inbound isdn fax line to pstn

A multi function device failure in the far reaches of Australia requiring a quick re-route of the line from ISDN in to PSTN out and ‘boom’ we’re up and running again. 35 kata lagi


Understanding debug isdn q931 Disconnect Cause Codes

A memory jogger for me, to view a failed call on the ISDN line.  Disconnect Codes

term mon

debug isdn q931