On 14.09.2015, at 21:58, Sebastian Kemper <[email protected]> wrote:
> So I got rid of the firewall rule that opened the RTP ports. And then it > dawned on me that I don't even need to open the 5060 port. The REGISTER > requests established a UDP connection that the kernel's conntrack module > was tracking anyway. The only issue was that the REGISTERs occurred only > every 480s and the UDP connections were removed after 180s already. > > So at first I raised net.netfilter.nf_conntrack_udp_timeout_stream to > 500. That worked. But I didn't really want to raise the default. So > instead I added "qualify=yes" to the dtag_inbound peer. Now asterisk is > sending an OPTIONS request to Telekom every 120s (I raised the frequency > from 60 to 120 by setting "qualifyfreq=120" under [general]), which > keeps the connection open. As far as I understand, raising the UDP session timeout (or lowering the REGISTER timeout, if possible) is actually the better solution. Most Telcos I know don't answer the OPTIONS request anyway and some might object to the traffic overhead. -- marie -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
