Ady Wicaksono Daily Activities

GSM Mobile Application Part (MAP) – Part 2

with 5 comments

Let us continue with GSM MAP :). GSM MAP Protocol consist of basic communication protocol and user-specific/special communication protocol. Basic communication protocol including:

  1. MAP-OPEN to open connection
  2. MAP-CLOSE to
  3. close connection
  4. MAP-U-ABORT/MAP-P-ABORT to abort connection
  5. MAP-DELIMITER to send user specific protocol to peer

Protocol sequence is just like this

1. Opening


2. Continuing


3. Closing


4. Abort

Simply a client/user send MAP-U-ABORT or a server/provider send MAP-P-ABORT


tc7e2 f15 d2d s00 i001b r0000 p(42)

tc7e0 f15 d2d s00 i001b r0000 p(127)

tc7e2 f15 d2d s00 i001b r0000 p(2)

Written by adywicaksono

July 17, 2007 at 4:50 pm

Posted in Telco - GSM

5 Responses

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  1. DataKinetics yah ? 🙂

    salam kenal


    September 6, 2007 at 8:20 am

  2. Datakinetics itu lho..perusahaan yang mbuat card SS7 . Dari trace sampeyan diatas..saya perkirakan itu trace dari vendor tsb.. 🙂


    September 9, 2007 at 2:31 pm

  3. Betul, Datakinetics a.k.a Intel Septel Card


    September 16, 2007 at 5:26 am

  4. If you need a nice tool to view messages from Septel log in Ethereal/Wireshark, than try my decoder tool:


    October 31, 2007 at 9:21 am

  5. Mas, itu kayaknya low level yah? kalo d high level, gmana caranya close session menggunakan AT Command? apa AT+CUSD=2? tp, d NOKIA AT COMMAND SET, nilai yg didukung hanya 0 dan 1. sy pake nokia. tx.


    May 1, 2010 at 2:41 pm

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