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The OSPF Packet Types and FlowProtocols/BGP_OSPF_MPLS_VPN 2021. 2. 11. 14:02
Packet Name Type / number Function Hello 1 - Discovering neighbors - Maintaining neighbors Database Description 2 - Summarizing database contents Link state request 3 - Requesting LSAs (detailed DB) Link state update 4 - Updating DB Link state acknowledgment 5 - ACK I got these packet flow after commanding 'clear IP ospf process' on R5 R5#clear ip ospf process Reset ALL OSPF processes? [no]: yes..