Asterisk Trixbox Polycom Directory of all extensions for IP650 Generating an XML directory for a Polycom 650 phone.
Asterisk Polycom and Trixbox DND Softkey Configuring a working DND button on a Polycom 330 or 550 phone.
VoIP SIP/503 Error Code Just a random thought here: If we are talking SIP to one another, and you’re not going to complete my call… Please oh please come back with a 503,
