Grandstream UCM6104 PBX MyNetFone SIP Trunk
background MyNetPhone provisioned a SIP Trunk the other day with line formats as follows 61290012345 61290012346 61290023456 61280123456 (These are dummy numbers) For a couple of hours I couldn't for the life of me figure out why the SIP trunk failed to register (HTTP 404 errors for SIP Trunk Auth…