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ISDN Hangup Cause Codes
Viewed 21732 times since Fri, Jul 21, 2017
ISDN hangup cause codes provide information as to why a call has been terminated many are shared with SIP. The list of hangup cause codes below provides detailed information as to the underlying cause behind a call hangup: Code No. 0 This is... Read More
Wireshark Trace for Fault Finding
Viewed 9906 times since Tue, Jul 25, 2017
How do I perform a Wireshark trace? If you have been asked to complete a wireshark trace this is because your reported fault needs further inspection from site, these are typically asked for when the report is call quality or transfer difficulties.... Read More
SIP Response Codes
Viewed 3161 times since Wed, Nov 15, 2017
SIP Response Codes 1xx—Provisional Responses 100 Trying ExtendedThe search being performed may take a significant time so a forking proxy must send a 100 Trying response. 180 Ringing DestinationUser agent received INVITE, and is alerting user... Read More