Update:
Using tcpdump I managed to do a packet capture as the problem is unfortunately
occurring frequently enough to make this possible.
After looking at the pcap with Wireshark, the RTP stream looked fine and I
could not find any empty RTP frames e.g. all had payload entries and were the
same
Hmm the problem is still there after these changes and I have now stopped my
upgrades until its fixed.
After posting on the forum, jcolp has responded with:
The two cases for format_wav to return an error for writing is:
1. It was given a frame with no data in it
2. An error occur
Thanks Lonnie very much for your response.
Yes I had some suspicions that this was the issue however I tried to drop off
one and reconnect the other unsuccessfully.
Unfortunately its not us configuring the client so not sure if they are using
NATT ☹ but I think with the information provided we w
Hi Michael,
First, answering your followup question:
> (Actually if this works...) Do I need any firewall rules for this? I did have
> AH, ESP and UDP500/4500 NAT’d previously.
No you don't, the AIF ipsec-vpn plugin automatically opens ports for an
AstLinux IPsec VPN endpoint as well as suppor
