Difference between revisions of "Call hangs after 15 minutes"
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Some providers perform a SIP re-INVITE every 15 minutes for any active calls. It's a way of checking if the call is indeed still active. If an appropriate 200 OK is not received back, they disconnect the call. | Some providers perform a SIP re-INVITE every 15 minutes for any active calls. It's a way of checking if the call is indeed still active. If an appropriate 200 OK is not received back, they disconnect the call. | ||
SOLUTION: | '''SOLUTION:''' | ||
* Could be NAT issues. | * Could be NAT issues. | ||
* Make sure network is configured properly and all packets reach the Softswitch. | * Make sure network is configured properly and all packets reach the Softswitch. | ||
* Do pcap capture and analyze the logs. | * Do pcap capture and analyze the logs. | ||
Revision as of 16:10, 22 February 2016
Switch may not be responding to the SIP re-INVITE.
Some providers perform a SIP re-INVITE every 15 minutes for any active calls. It's a way of checking if the call is indeed still active. If an appropriate 200 OK is not received back, they disconnect the call.
SOLUTION:
- Could be NAT issues.
- Make sure network is configured properly and all packets reach the Softswitch.
- Do pcap capture and analyze the logs.
