Add a parameter to your Via header?

*Via: SIP/2.0/UDP
10.10.10.2:5060;received=10.10.10.2;branch=z9hG4bK-d87543-603a7a3e7269fb4d-1--d87543-;rport=5060;xid=0123456789*


On Wed, Jan 29, 2014 at 7:05 PM, Adelia Chetreanu <achetre...@ingenio.com>wrote:

> Thank you, Paul,
>
> I have 2 tickets open - one with our carrier and one with the destination
> carrier.
> Our carrier confirmed that they don't change anything. Waiting for a reply
> from the destination carrier.
>
> The extra "P-Asserted-Identity" header is inserted in the network and I
> assume the NE inserting it is the culprit.
>
> >From P-Asserted-Identity: <sip:+14153436545@8.13.234.114:5060> I
> determined that :
> - the inserted number owned by MCI (not our carrier, not the destination
> carrier)
> - the inserted IP is owned by the destination carrier.
>
> I'm with you and it's frustrating. Unfortunately I cannot count on the
> kindness of carriers, there must be something I can do to guarantee my
> unique ID delivery.
>
> A.C.
>
>
> -----Original Message-----
> From: Paul Kyzivat [mailto:pkyzi...@alum.mit.edu]
> Sent: Wednesday, January 29, 2014 1:57 PM
> To: sip-implementors@lists.cs.columbia.edu
> Subject: Re: [Sip-implementors] Sending proprietary information in SIP
> INVITE
>
> Adelia,
>
> The problem is that carriers and other intermediaries have decided that
> they are free to change anything they want in sip signaling, regardless of
> SIP spec rules that they not do so. So you will have to take it up with
> them.
>
> It appears to me that the general attitude is: we will allow what we must
> to make the specific features we care about work - breaking any usage we
> don't explicitly embrace is a feature rather than a bug.
>
>         Thanks,
>         Paul
>
> On 1/29/14 4:48 PM, Adelia Chetreanu wrote:
> > I need to send a 10 digit unique ID over the network.
> > I've been doing it for years by replacing the INVITE FROM header with
> the 10 digit value.
> > Looks like a phone number.
> >
> > Lately, I'm facing an on/off problem, the ANI gets replaced with
> Anonymous every 70-80 calls or so. Randomly, no pattern.
> > I believe it to be related to a particular carrier we traverse and I
> have no control over it.
> > It breaks one of our major features.
> >
> > This is an example:
> >
> > Sending:
> > INVITE sip:1415xxxyyy@10.10.10.10:5060 SIP/2.0
> > Via: SIP/2.0/UDP
> > 10.10.10.2:5060;received=10.10.10.2;branch=z9hG4bK-d87543-603a7a3e7269
> > fb4d-1--d87543-;rport=5060
> > Max-Forwards: 69
> > Contact: <sip:5180943774@10.10.10.2:5060;transport=udp>
> > To: <sip:1415xxxyyyy@10.10.10.1:5060;transport=udp>
> > From:
> > <sip:5180943774@10.10.10.2:5060;transport=udp;isup-oli=00>;tag=2b5d315
> > 7
> > Call-ID: MzQ3NzFjNGQ1NjY1MDBmNjMxMDAyOTA0NWVhNjVmNzc.
> > CSeq: 1 INVITE
> > Content-Type: application/sdp
> > Content-Length: 186
> >
> > Receiving:
> >
> >
> >
> >
> > Request URI: sip:+1415xxxyyyy@66.66.66.66:5060
> > From: "Anonymous"
> > <sip:Anonymous@Anonymous.invalid;isup-oli=0>;tag=gK0a240fff
> > To: <sip:+1415xxxyyy@64.213.98.152:5060>
> > Call-ID:
> > 218763914_18988818@8.13.234.114<mailto:218763914_18988818@8.13.234.114
> > >
> > CSeq: 20798 INVITE
> > Contact: "Anonymous" <sip:Anonymous@8.13.234.114:5060>
> > P-Asserted-Identity: <sip:+14153436545@8.13.234.114:5060>
> >
> >
> > We extract 4153436545 instead of 5180943774 on the called party side,
> and our feature bombs.
> >
> > While I follow up with our carrier, what other options do I have?
> > What could I use (header or parameter) to send my private info
> transparently through the network?
> > Must be in INVITE.
> >
> > I have found post "Private Header" from 2009, that suggests:
> > - private header, add your own
> > - MIME data
> > - userinfo parameter in Request URI
> >
> > Each one has its challenges for my app - do I have other options?
> > Thank you!
> > A.C.
> > _______________________________________________
> > Sip-implementors mailing list
> > Sip-implementors@lists.cs.columbia.edu
> > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
> >
>
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-- 
Carlos
http://caruizdiaz.com
+595981146623
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