[Freeswitch-users] Zoiper goes crazy with registrations RPORT bug?

[Rajil Saraswat]

Can somebody from Freeswitch dev team confirm if this is a legitimate bug?

Thanks

On Mon, Feb 25, 2019, 8:12 PM Rajil Saraswat <rajil.s at gmail.com> wrote:

> On 2/21/19 8:05 PM, Rajil Saraswat wrote:
> >   Hello,
> >
> > I have a Zoiper android client with Freeswitch server version
> > 1.8.4-5-749a6e108b~64bit. If i select RPORT option in Zoiper along
> > with TLS/TCP transport protocol, i get hundreds for registration
> > requests per minute. Zoiper customer support thinks that Freeswitch is
> > at fault here. The message i received from them is below. Is there any
> > fix for this?
> >
> > ------------
> >
> > The issue in your case is that the topmost Via header does not have
> > the mandatory received parameter.
> >
> > According to RFC 3581 (An Extension to the Session Initiation Protocol
> > (SIP) for Symmetric Response Routing) Section 4. Server Behavior:
> >
> > "When a server compliant to this specification (which can be a proxy
> > or UAS) receives a request, it examines the topmost Via header field
> > value. If this Via header field value contains an "rport" parameter
> > with no value, it MUST set the value of the parameter to the source
> > port of the request. This is analogous to the way in which a server
> > will insert the "received" parameter into the topmost Via header
> > field value. * In fact, the server MUST insert a "received" parameter*
> > containing the source IP address that the request came from, even if
> > it is identical to the value of the "sent-by" component. Note that
> > this processing takes place independent of the transport protocol."
> >
> > This is a server side issue and it is related most likely to the
> > version of FreeSWITCH that you are using.
> >
> > ----------
> >
> > Thanks
> >
> Anybody else using Zoiper and facing this issue or is it just me?
>
> Thanks
>
>
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