[OpenSER-Users] RPID or PAI just for calls to PSTN?

Iñaki Baz Castillo ibc at in.ilimit.es
Thu Nov 15 10:46:23 CET 2007


El Thursday 15 November 2007 08:23:15 Klaus Darilion escribió:
> Iñaki Baz Castillo schrieb:
> > Hi, I'll add RPID or PAI header in calls to PSTN gateway, but the fact is
> > that I add those headers after user Authentication, even if it's a local
> > call to other domain user and so.
> >
> > Could be problematic in any way to insert those headers when they are not
> > needed? Of course, if 200 at domain INVITE's 201 at domain and during auth
> > OpenSer add "RPID=+0034123123123..." I want 201 sees 200 as callerid.
> >
> > Maybe some UAS use received RPID or PAI as callerid? maybe I should add
> > those headers just if the call goes to PSTN gateway?
>
> Yes, there are some clients out there which use PAI/RPID if present.

Ok, so I'll just add those headers in calls to PSTN.


> Further. make sure you remove_hf(PAI and/or RPID) the existing headers
> as clients could spoof them.

Thanks for the warning ;)


-- 
Iñaki Baz Castillo
ibc at in.ilimit.es




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