We all know how cute is asterisk when you dial two extensions like Dial(SIP/100&SIP/200) and one of the extensions answers the call: the other extension gets a SIP CANCEL with Reason: SIP;cause=200;text=“Call completed elsewhere” and the “missed call” message doesn’t appear on the other phone. Unfo…

Relaying SIP Reason, cause and text between calls

jcolp July 8, 2022, 9:19am 6

The text portion is not inspected by either chan_sip or chan_pjsip, so that’s not supported.

Topic		Replies	Views
Proxy Cancel Reason code Asterisk SIP	5	57	January 28, 2025
Call pickup and Reason Header Asterisk Support	7	1046	June 11, 2015
Queue CANCEL Reason Asterisk Support	14	85	April 23, 2025
Asterisk does not send CANCEL when calling a group Asterisk SIP	2	500	July 17, 2018
Queue - Call completed elsewhere Asterisk Support	12	4316	January 2, 2020