A majority of messages are exchanged via IP and a minority are via SS7. But yes all carriers interconnect via SS7 however many also connect simultaneously with SMPP for intercarrier routing.
The aggregator I work for does a couple hundred thousand via SS7 per day and 1.5 billion via IP using SMPP/UCP etc per day. ~Jared On Thu, Jan 21, 2010 at 10:12 AM, Steve Kennedy <[email protected]>wrote: > On Thu, Jan 21, 2010 at 09:54:16AM -0500, Jared Geiger wrote: > > > Some SMSs are sent via SS7 but a majority are via IP in the SMPP > > protocol. All high volume carriers use SMPP to interconnect with only > a > > small subset going over SS7. > > All carriers interconnect via SS7 (MAP/SS7). User interfaces generally > use SMPP. > > > Steve > > -- > NetTek Ltd UK mob +44 7775 755503 > UK +44 20 7993 2612 / US +1 310 857 7715 / Fax +44 20 7483 2455 > Skype/GoogleTalk/AIM/Gizmo/.Mac/Twitter/FriendFeed stevekennedyuk > Euro Tech News Blog http://eurotechnews.blogspot.com MSN [email protected] > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-biz mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-biz >
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