OSPF Messages
Encapsulated in IP with IP protocol type 89
- Hello Used to discover neighbors
- DBD (Data Base Description)
- Link State Request
- Link State Update
- Link State Ack
LSA - data structures, that contained in LSDB and tranfered in LSU. (not OSPF messages by themself)
R1#show ip ospf database
OSPF Router with ID (192.168.12.1) (Process ID 2)
Router Link States (Area 0)
Link ID ADV Router Age Seq# Checksum Link count
192.168.12.1 192.168.12.1 1053 0x80000004 0x004587 1
OSPF Router with ID (192.168.23.1) (Process ID 1)
R1#