On Tuesday 11 June 2019 at 20:53:09, Luca Bertoncello wrote: > Am 11.06.2019 um 20:42 schrieb Antony Stone: > > Hi Antony, > > > I think the main question here is: how are you connecting Asterisk to the > > telephone system? > > Via VoIP... > > > You mention that you're on DSL from Deutsche Telekom, but is the call > > going over this DSL link to soem SIP provider, who then connects you to > > the PSTN, or are you connecting Asterisk locally to the phone line via > > some ATA device? > > Deutsche Telekom uses since years just VoIP. No ISDN, PSTN, and so on... :(
Well, same as Net Cologne here where I am, but the cable modem I have still has PSTN sockets on it so you can connect analogue phones to it as well as speaking SIP to it. I wasn't sure which you might be doing with your Asterisk. > I'm connecting to the VoIP-Server of Deutsche Telekom via DSL (50Mbps > down, 10Mbps up). So, you have a SIP phone, connected to an Asterisk server on your local network, which then connects to D Telekom's SIP server over the DSL line? > The other party use VoIP, too, since they are in Germany (and Italy) and > here there are just VoIP... Sigh! Are they also using a SIP phone? Do they also have an Asterisk server on their local network? > Now I disabled the jitter (jbenable = no), and I called my father in > law. He sayd me, the quality is really better, but I hear sometimes > little noises... > > Any other suggestion? Have you considered trying some tool such as http://sipcapture.org/#about to see if you can identify where the latency comes in? Antony. -- Schrödinger's rule of data integrity: the condition of any backup is unknown until a restore is attempted. Please reply to the list; please *don't* CC me. -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- Check out the new Asterisk community forum at: https://community.asterisk.org/ New to Asterisk? Start here: https://wiki.asterisk.org/wiki/display/AST/Getting+Started asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
