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ATIM - Announcement Traffic Indication Message

Announcement Traffic Indication Messages are used in IEEE 802.11 ad hoc or Independent BSS (Basic Service Set) networks to announce the existence of buffered frames. These messages are sent between wireless stations to prevent them entering power saving mode and to indicate there is data to follow.


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

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