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...t, >> which could be the reason for my problem. Does someone know whether >> this is >> a router related problem? >> >> jg I get an occasional similar problem, we have Mikrotik firewalls and from tcpdump monitoring on the asterisk boxes I can see that the firewall (unbidden) has changed the IAX port. Usually a firewall reset and sometimes PBX reset combination fixes it. Its odd as its only one direction, occurs rarely and with no obvious driver. So IAX is happy in one direction but not the other. And I can see packets in the unhappy point arriving on the wrong por...

> > > I get an occasional similar problem, we have Mikrotik firewalls and from tcpdump monitoring on > the asterisk boxes I can see that the firewall (unbidden) has changed the IAX port. Usually a > firewall reset and sometimes PBX reset combination fixes it. > > Its odd as its only one direction, occurs rarely and with no obvious driver. So IAX is happy > in one direction but not the other. And I can see packets in the unhappy point arrivin...

Hi! Sometimes IAX peers are not reachable and with "iax2 set debug on" I get something like this Tx-Frame Retry[ No] -- OSeqno: 000 ISeqno: 001 Type: IAX Subclass: PONG Timestamp: 00014ms SCall: 00001 DCall: 01200 79.233.155.174:49153 Rx-Frame Retry[ No] -- OSeqno: 001 ISeqno: 001 Type: IAX Subclass: ACK Timestamp: 00014ms SCall: 01200 DCall: 00001 79.233.155.174:49153

On 10 February 2015 at 09:02, jg <webaccounts173 at jgoettgens.de> wrote: > > >> >> I get an occasional similar problem, we have Mikrotik firewalls and from >> tcpdump monitoring on the asterisk boxes I can see that the firewall >> (unbidden) has changed the IAX port. Usually a firewall reset and sometimes >> PBX reset combination fixes it. >> >> Its odd as its only one direction, occurs rarely and with no obvious >> driver. So IAX is happy in one direction but not the other. And I can see >> packets in th...