LAPDm - Link Access Protocol on the Dm Channel

LAPDm is a modified version of LAPD (Link Access Protocol in the D channel), the Data link layer protocol. The modifications make it suitable for transmission across a radio interface. It is used in GSM to support the transport of information between the mobile and the network.

NetX

  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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