3Com 5500G-EI Command Reference Guide - Page 191

OSPF Configuration Commands 191 0: OSPF: packet size > ip length 0:OSPF: transmit error 0: OSPF: interface down 0:OSPF: unknown neighbor 0: HELLO: netmask mismatch 0:HELLO: hello timer mismatch 0: HELLO: dead timer mismatch 0:HELLO: extern option mismatch 0: HELLO: router id confusion 0:HELLO: virtual neighbor unknown 0: HELLO: NBMA neighbor unknown 0:DD: neighbor state low 0: DD: router id confusion 0:DD: extern option mismatch 0: DD: unknown LSA type 0:LS ACK: neighbor state low 0: LS ACK: wrong ack 0:LS ACK: duplicate ack 0: LS ACK: unknown LSA type 0:LS REQ: neighbor state low 0: LS REQ: empty request 0:LS REQ: wrong request 0: LS UPD: neighbor state low 0:LS UPD: newer self-generate LSA 0: LS UPD: LSA checksum wrong 0:LS UPD:received less recent LSA 0: LS UPD:unknown LSA type 0:OSPF routing: next hop not exist 0: DD: MTU option mismatch 0:ROUTETYPE: wrong type value Table 29 Description of information generated by the display ospf error command Field IP: received my own packet OSPF: wrong packet type OSPF: wrong version OSPF: wrong checksum OSPF: wrong area id OSPF: area mismatch OSPF: wrong virtual link OSPF: wrong authentication type OSPF: wrong authentication key OSPF: too small packet OSPF: packet size > ip length OSPF: transmit error OSPF: interface down OSPF: unknown neighbor HELLO: netmask mismatch HELLO: hello timer mismatch HELLO: dead timer mismatch HELLO: extern option mismatch HELLO: router id confusion HELLO: virtual neighbor unknown HELLO: NBMA neighbor unknown DD: neighbor state low DD: unknown LSA type LS ACK: neighbor state low LS ACK: wrong ack LS ACK: duplicate ack LS ACK: unknown LSA type LS REQ: neighbor state low Description Received my own packet OSPF packet type error OSPF version error OSPF checksum error OSPF area ID error OSPF area mismatch OSPF virtual link error OSPF authentication type error OSPF authentication key error OSPF packet too small OSPF packet size exceeds IP packet length OSPF transmission error OSPF interface is down, unavailable OSPF neighbors are unknown Network mask mismatch Interval of HELLO packet is mismatched Interval of dead neighbor packet is mismatched Extern option of Hello packet is mismatched Hello packet: Router ID confusion Hello packet: unknown virtual neighbor Hello packet: unknown NBMA neighbor Database description (DD) packet: asynchronous neighbor state DD packet: unknown LSA type Link state acknowledgment (LS ACK) packet: asynchronous neighbor state Link state acknowledgment packet: ack error Link state acknowledgment packet: ack duplication Link state acknowledgment packet: unknown LSA type Link state request (LS REQ) packet