Command Manual – Routing Protocol 
Quidway S8500 Series Routing Switches  Chapter 3  OSPF Configuration Commands
 
Huawei Technologies Proprietary 
3-18 
   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 3-5 Description of the fields of the display ospf error command 
Field  Description 
IP: received my own packet  Received my own packet 
OSPF: wrong packet type  OSPF packet type error 
OSPF: wrong version  OSPF version error 
OSPF: wrong checksum  OSPF checksum error 
OSPF: wrong area id  OSPF area ID error 
OSPF: area mismatch  OSPF area mismatch 
OSPF: wrong virtual link  OSPF virtual link error 
OSPF: wrong authentication type  OSPF authentication type error 
OSPF: wrong authentication key  OSPF authentication key error 
OSPF: too small packet  OSPF packet too small 
OSPF: packet size > ip length  OSPF packet size exceeds IP packet length 
OSPF: transmit error  OSPF transmission error 
OSPF: interface down  OSPF interface is down, unavailable 
OSPF: unknown neighbor  OSPF neighbors are unknown 
HELLO: netmask mismatch  Network mask mismatch 
HELLO: hello timer mismatch  Interval of HELLO packet is mismatched  
HELLO: dead timer mismatch 
Interval of dead neighbor packet is 
mismatched  
HELLO: extern option mismatch  Extern option of Hello packet is mismatched