Recently our FreePBX server suddenly stopped being able to make outbound calls through our SIP provider. I have confirmed that the port 5060 is still correctly forwarded to the FreePBX server. We also did not make any changes to our trunks our outbound routes. When the call is sent out the sip trunk, it just goes silent, and then gives an error recording after about 15 seconds. The error we get is:
– Called SIP/odn_babytel/14039999999
[2013-06-25 09:59:15] WARNING[2466]: chan_sip.c:4169 retrans_pkt: Retransmission timeout reached on transmission 07c1c98c5630c7d666cba4e1 617422f0@68.999.999.19:5060 for seqno 103 (Critical Request) – See https://wiki.asterisk.org/wiki/display/AST/SIP+Retransmissions
Packet timed out after 31999ms with no response
[2013-06-25 09:59:15] WARNING[2466]: chan_sip.c:4198 retrans_pkt: Hanging up call 07c1c98c5630c7d666cba4e1617422f0@68.144.78.19:5060 - no reply to our critical packet (see https://wiki.asterisk.org/wiki/display/AST/SIP+Retransmissions).
== Everyone is busy/congested at this time (1:0/0/1)
We also get this error:
<SIP/301-00000008> Playing ‘number-not-answering.ulaw’ (language ‘en’)
> 0x7fa1d00463f0 – Probation passed - setting RTP source address to 192.168.1.52:62892
– Executing [s-NOANSWER@macro-dialout-trunk:4] Congestion(“SIP/301-00000008”, “20”) in new stack
[2013-06-25 09:59:17] WARNING[2599][C-00000004]: channel.c:4816 ast_prod: Prodding channel ‘SIP/301-00000008’ failed
I have checked with the SIP provider, and they seem to think it is an issue on our end. I have e
Running this version of FreePBX: 3.211.63-10