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Grandstream call drops after 30 seconds. The phone is a Grandstream GXP1630.
Grandstream call drops after 30 seconds. The phone is a Grandstream GXP1630. The issue is calls to and from the Grandstream and Mitel PBX only last 30 secs. After a minute, if you haven't been able to pick up the call and hear the audio playing, you can stop the test. They can be intercom calls to the primary building or calls to outside numbers. Jan 16, 2025 · Does it hang up (positively sends an end call) or the call just drops? I rang a packet trace this morning on that phone and if I am reading the information correctly, there is a “200 OK (CANCEL)” request sent from the phone to end the call. Ring-u suggested to try TCP first as they thought UDP was timing out in the . Apr 7, 2017 · If there is no ACK received within 32 seconds then the call is dropped. Also tried TLC/TCP. Jun 11, 2012 · Plugged in my Grandstream as per the instructions (ethernet and cordless phone) and was able to make calls without a hitch right away. This is a very basic call flow showing an incoming call to the PBX that is routed to an IP phone. Packet capture indicates the Mitel sends a SIP Reques: BYE causing the call to end after 30 secs. Now using the line more frequently, the connection drops after about 30 seconds on each call. Give this call at least 30 seconds to see if it rings your phone. It works fine except that calls always drop around the 30 second mark. Default was UDP. We’ve tried using TCP for SIP Transport. Nov 11, 2019 · I'm having a problem where calls are dropped after 30 seconds, even though 2 way audio is working. I suspect it's somehow a NAT issue, and by doing a siptrace I was able to determine that the call is being dropped due to no ACK being sent by the external handset. oaduiinphhjuffhelvtafvcatbhksaimmvjsxutujfoqxcffwudst