I am facing an issue after integrating PBX with 1860 Router. When a call comes in from PBX extension to a phone connected to Router (For both IP Phones and also Analog Phones connected to FXO), the phone keeps ringing even after the Caller hangs up.
The voice class defined is given below,
voice class custom-cptone ABC dualtone busy frequency 425 cadence 375 375 dualtone ringback frequency 440 cadence 400 200 400 2000 dualtone disconnect frequency 485 625 cadence 250 250
and the Voice port configuration on FXO Port is given below,
voice-port 0/1/0 supervisory disconnect dualtone mid-call supervisory custom-cptone ABC no vad cptone IN timeouts call-disconnect 1 timeouts wait-release 1 caller-id enable
1st this document, although labeled BASIC, can get very deep, very quickly. However it will explain the idea behind troubleshooting this issue in detail if my second point does not resolve this issue for you:
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