On 05.09.20 at 23:18 Michael Maier wrote: > Hello all, > > according [1], there are those options in pjsip regarding support of timers: > > _______________________________________________________________ > timers > > no > yes > required > always > forced - Alias of always > _______________________________________________________________ >
I tested with asterisk 16.13.0 and bundled pjsip. > > I'm wondering about their meanings. > > - "No" seems to be clear. No timers support at all. > > - "Always"? I have no idea. Therefore I tested it. I couldn't find any timers > support mentioned in INVITE or 200 OK at all. - "Always" behaves like "no" > > - "Required"? Same as "yes" - the only difference was the timer:require in > asterisk's outbound Invite. All given options are reflected in pjsip show endpoint endpointname > > > Is this the expected behavior, especially regarding "always"? > > > > Another question: > I can see here the following (with timer=yes): > On *outbound* calls, the provider says in 200 ok: refresher is uas (means: > provider). The first refresh coming in as update, the provider says: > refresher is uac (that would be > asterisk) and asterisk acks it in the 200 ok. But the provider does send all > following updates (always with uac as refresher). Asterisk itself doesn't > send any update (I would expect > it - or is asterisk just not fast enough and provider is always faster? > Min-SE is 900 and Session-Expires is 1800 - updates from provider are coming > exactly each 900 s). > > Is this the expected behavior? > I can't see this behavior on inbound calls. Here, refresher in 200 ok and > following updates doesn't differ. Sorry, one more question: If set to yes (=default) asterisk always gives the refresher to the caller in inbound call. Is there any possibility to say asterisk to do the refreshing by its own? > > > Thanks > Michael > > > > [1] > https://wiki.asterisk.org/wiki/display/AST/Asterisk+17+Configuration_res_pjsip#Asterisk17Configuration_res_pjsip-endpoint_timers Documentation is the same for asterisk 16. -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- asterisk-dev mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-dev