EIGRP: Packet Types

EIGRP Uses seven different packet types when communicating with neighbor devices:

  • Hello Packets
  • Acknowledgement Packets
  • Update Packets
  • Query Packets
  • Relpy Packets
  • SIA-Query Packets
  • SIA-Reply Packets

Update, Query, SIA-Update,SIA Query packets are also referred to as reliable packets since EIGRP ensures they are delivered in the proper order.

 

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