RE: [Partysip-dev] [Q] URI binding with IP addr

[Aymeric Moizard]

On Thu, 9 Oct 2003, Aymeric Moizard wrote:

>
>
> On Wed, 8 Oct 2003, Walter Schober wrote:
>
> > An example did help me most:
> > This is our DNS entry (internal only yet):
> >
> > ; SIP URL settings
> > ; finding the proxy for _sip._<transport>
> > _sip._tcp.labor.uta.at. IN SRV  0 5 5060 sip-proxy.domain.at.
> > _sip._udp.labor.uta.at. IN SRV  0 5 5060 sip-proxy.domain.at.
> > ; finding the appropriate protocol.transport of a domain
> > domain.at.   IN      NAPTR   10 100 "s" "SIP+D2U"    "" _sip._udp
> >                 IN      NAPTR   20 100 "s" "SIP+D2T"    "" _sip._tcp
> >
> > ; normal A, CNAME entries
> > xxx          IN      A       1.2.3.4
> > yyy          IN      CNAME   xxx
>
> As partysip only support UDP, when the SRV call is made on
> "sip-proxy.domain.at", it should resolv to _sip._tcp.labor.uta.at

Sorry! of course the resolution of your domain should resolve to
"sip-proxy.domain.at"
I guess I'm right this time?
Aymeric

> And the message should be sent there.
>
> If this is not the case, send me a full log of partysip (registration+
> INVITE)
> Aymeric
>
> > W.
> >
> > -----Original Message-----
> > From: address@hidden
> > [mailto:address@hidden On
> > Behalf Of ppp ppp
> > Sent: Monday, October 06, 2003 12:49 PM
> > To: address@hidden
> > Subject: [Partysip-dev] [Q] URI binding with IP addr
> >
> >
> > Hi,
> >
> > I have a general SIP proxy Q with URI binding with IP addr.
> >
> > How Proxy bind URI with IP addr?
> > Does this IP addr get from ip addr  in contact header or src addr from
> > IP header ?
> > I assume it get from contact header since it may not be
> > the same with src ip addr
> >
> > How about if addr in contact header is a domain name
> > which different with the the domain that the proxy responsible for?
> > e.q.
> > If a proxy responsible for domain --a.com
> >
> > Sip client register msg may looks like
> >
> > REGISTER sip:a.com SIP/2.0
> > Via: ......
> > From: 22 <sip:address@hidden>;tag=3437148938
> > To: 22 <sip:address@hidden>
> > ....
> > Contact: sip:address@hidden
> > ...
> >
> >
> > Does the binding will be below?
> > address@hidden :  address@hidden
> >
> > So if this proxy rcv msg that dest to address@hidden, it will
> > use DNS resolve z.com and send to z.com proxy first?
> >
> > Is there any protocol between proxies so proxy for a.com know the IP
> > addr for z.com?
> >
> > Thanks,
> > Leon
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >   _____
> >
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> > º£µÄîÉ«¡¢ïLµÄšâÏ¢¡¢ÛÄãµÄœØ¶È£¬±MÔÚÐżˆµ×ˆD
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> >
> >
>
>
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