Agreed. For what it's worth, I see the same thing in the Enteprise space where there is a move to mapping and native SIP, away from various "tunnelling" techniques.
Tunnelling is sooooo 1998 :^) > -----Original Message----- > From: Henry Sinnreich [mailto:[EMAIL PROTECTED] > Sent: Thursday, September 06, 2007 12:37 > To: Rafferty, James; Eric Burger; Bram Verburg > Cc: sip > Subject: RE: [Sip] INFO - more on SIP-T > > James, > > Thanks for the useful data. > > > We see more of the SS7 to SIP mapping than the use of SIP-T these > days. > > This makes sense since given the large number of SS7 > variants; it is a flexible solution that keeps the SS7 > variant complexity at the edge of the IP network. > > SIP-T for bridging applications would probably make sense in > a homogeneous network, but given the almost weekly merger and > acquisition stories and the probably 100 SS7 variants, this > does not seem a flexible solution without some SS7-SS7 > converters at some endpoints :-) > > SIP in the middle is indeed the best choice. > > Any comments? > > Thanks again, Henry > > -----Original Message----- > From: Rafferty, James [mailto:[EMAIL PROTECTED] > Sent: Thursday, September 06, 2007 10:00 AM > To: Henry Sinnreich; Eric Burger; Bram Verburg > Cc: sip > Subject: RE: [Sip] INFO - more on SIP-T > > Henry, > > Our company can either map SS7 to SIP, or use SIP-T in our gateways. > The main reason to use SIP-T (or what the ITU-T/3GPP calls > SIP-I) is to more completely preserve the SS7 parameter > information for SS7 bridging applications. If the desire is > to cut over completely to SIP, then the direct mapping > approach works, but much of the SS7 semantics are lost. > We see more of the SS7 to SIP mapping than the use of SIP-T > these days. _______________________________________________ Sip mailing list https://www1.ietf.org/mailman/listinfo/sip This list is for NEW development of the core SIP Protocol Use [EMAIL PROTECTED] for questions on current sip Use [EMAIL PROTECTED] for new developments on the application of sip
