[asterisk-dev] pjsip and timers configuration

[Joshua C. Colp]

On Sun, Sep 6, 2020 at 3:43 AM Michael Maier <m1278468 at mailbox.org> wrote:

<snip>

>
> >
> > 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?
>

PJSIP does not provide any configuration for this.

-- 
Joshua C. Colp
Asterisk Technical Lead
Sangoma Technologies
Check us out at www.sangoma.com and www.asterisk.org
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