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LS ACK packet errors:

0 : Neighbor state low 0 : Bad ack

0 : Duplicate ack 0 : Unknown LSA type LS REQ packet errors:

0 : Neighbor state low 0 : Empty request 0 : Bad request

LS UPD packet errors:

0 : Neighbor state low 0 : Newer self-generate LSA 0 : LSA checksum bad 0 : Received less recent LSA 0 : Unknown LSA type Opaque errors:

0 : 9-out of flooding scope 0 : 10-out of flooding scope 0 : 11-out of flooding scope

Retransmission for packet over Limitation errors:

0 : Number for DD Packet 0 : Number for Update Packet 0 : Number for Request Packet Receive Grace LSA errors:

0 : Number of invalid LSAs 0 : Number of policy failed LSAs 0 : Number of wrong period LSAs Configuration errors: 0 : Tunnel cost mistake

0 : The network type of the neighboring interface is not consistent. A.Router ID ³åÍ»

B.Hello ʱ¼ä¼ä¸ôºÍDead ʱ¼ä¼ä¸ô²»Ò»Ö C.ÑéÖ¤ÀàÐͲ»Ò»Ö D.ÍøÂçÑÚÂë²»Ò»ÖÂ

116.OSPF ÁÚ¾ÓÎÞ·¨½¨Á¢£¬display ospf error ¸ø³öÈçÏÂÐÅÏ¢£¬ÓпÉÄܵÄÔ­ÒòÊÇ [RTB]display ospf error

OSPF Process 1 with Router ID 2.2.2.2 OSPF error statistics: General packet errors:

0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum

0 : Bad area id 0 : Drop on unnumbered interface 0 : Bad virtual link 0 : Bad authentication type 3 : Bad authentication key 0 : Packet too small 0 : Packet size > ip length 0 : Transmit error 0 : Interface down 0 : Unknown neighbor HELLO packet errors:

0 : Netmask mismatch 0 : Hello timer mismatch

0 : Dead timer mismatch 0 : Extern option mismatch 0 : Router id confusion 0 : Virtual neighbor unknown 0 : NBMA neighbor unknown DD packet errors:

0 : Neighbor state low 0 : Router id confusion

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0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatch LS ACK packet errors:

0 : Neighbor state low 0 : Bad ack

0 : Duplicate ack 0 : Unknown LSA type LS REQ packet errors:

0 : Neighbor state low 0 : Empty request 0 : Bad request

LS UPD packet errors:

0 : Neighbor state low 0 : Newer self-generate LSA 0 : LSA checksum bad 0 : Received less recent LSA 0 : Unknown LSA type Opaque errors:

0 : 9-out of flooding scope 0 : 10-out of flooding scope 0 : 11-out of flooding scope

Retransmission for packet over Limitation errors:

0 : Number for DD Packet 0 : Number for Update Packet 0 : Number for Request Packet Receive Grace LSA errors:

0 : Number of invalid LSAs 0 : Number of policy failed LSAs 0 : Number of wrong period LSAs Configuration errors: 0 : Tunnel cost mistake

0 : The network type of the neighboring interface is not consistent. A.Router ID ³åÍ» B.ÇøÓòID ²»Æ¥Åä C.ÑéÖ¤ÃÜÂë²»Ò»Ö D.ÑéÖ¤ÀàÐͲ»Ò»ÖÂ

117.OSPF ÁÚ¾ÓÎÞ·¨½¨Á¢£¬display ospf error ¸ø³öÈçÏÂÐÅÏ¢£¬ÓпÉÄܵÄÔ­ÒòÊÇ [RTB]display ospf error

OSPF Process 1 with Router ID 2.2.2.2 OSPF error statistics: General packet errors:

0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum

7 : Bad area id 0 : Drop on unnumbered interface 0 : Bad virtual link 0 : Bad authentication type 0 : Bad authentication key 0 : Packet too small 0 : Packet size > ip length 0 : Transmit error 0 : Interface down 0 : Unknown neighbor HELLO packet errors:

0 : Netmask mismatch 0 : Hello timer mismatch

0 : Dead timer mismatch 0 : Extern option mismatch 9 : Router id confusion 0 : Virtual neighbor unknown 0 : NBMA neighbor unknown

18

DD packet errors:

0 : Neighbor state low 0 : Router id confusion

0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatch LS ACK packet errors:

0 : Neighbor state low 0 : Bad ack

0 : Duplicate ack 0 : Unknown LSA type LS REQ packet errors:

0 : Neighbor state low 0 : Empty request 0 : Bad request

LS UPD packet errors:

0 : Neighbor state low 0 : Newer self-generate LSA 0 : LSA checksum bad 0 : Received less recent LSA 0 : Unknown LSA type Opaque errors:

0 : 9-out of flooding scope 0 : 10-out of flooding scope 0 : 11-out of flooding scope

Retransmission for packet over Limitation errors:

0 : Number for DD Packet 0 : Number for Update Packet 0 : Number for Request Packet Receive Grace LSA errors:

0 : Number of invalid LSAs 0 : Number of policy failed LSAs 0 : Number of wrong period LSAs Configuration errors: 0 : Tunnel cost mistake

0 : The network type of the neighboring interface is not consistent. A.Hello ʱ¼ä¼ä¸ôºÍDead ʱ¼ä¼ä¸ô²»Ò»Ö B.ÇøÓòID ²»Æ¥Åä C.ÍøÂçÑÚÂë²»Ò»Ö D.ÑéÖ¤ÀàÐͲ»Ò»ÖÂ

118.OSPF ÁÚ¾ÓÎÞ·¨½¨Á¢£¬display ospf error ¸ø³öÈçÏÂÐÅÏ¢£¬ÓпÉÄܵÄÔ­ÒòÊÇ [RTB]display ospf error

OSPF Process 1 with Router ID 2.2.2.2 OSPF error statistics: General packet errors:

0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum

0 : Bad area id 0 : Drop on unnumbered interface 0 : Bad virtual link 0 : Bad authentication type 0 : Bad authentication key 0 : Packet too small 0 : Packet size > ip length 0 : Transmit error 0 : Interface down 0 : Unknown neighbor HELLO packet errors:

9 : Netmask mismatch 0 : Hello timer mismatch

0 : Dead timer mismatch 0 : Extern option mismatch

19

0 : Router id confusion 0 : Virtual neighbor unknown 0 : NBMA neighbor unknown DD packet errors:

0 : Neighbor state low 0 : Router id confusion

0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatch LS ACK packet errors:

0 : Neighbor state low 0 : Bad ack

0 : Duplicate ack 0 : Unknown LSA type LS REQ packet errors:

0 : Neighbor state low 0 : Empty request 0 : Bad request

LS UPD packet errors:

0 : Neighbor state low 0 : Newer self-generate LSA 0 : LSA checksum bad 0 : Received less recent LSA 0 : Unknown LSA type Opaque errors:

0 : 9-out of flooding scope 0 : 10-out of flooding scope 0 : 11-out of flooding scope

Retransmission for packet over Limitation errors:

0 : Number for DD Packet 0 : Number for Update Packet 0 : Number for Request Packet Receive Grace LSA errors:

0 : Number of invalid LSAs 0 : Number of policy failed LSAs 0 : Number of wrong period LSAs Configuration errors: 0 : Tunnel cost mistake

0 : The network type of the neighboring interface is not consistent. A.Router ID ³åÍ» B.ÍøÂçÑÚÂë²»Ò»Ö C.ÑéÖ¤ÃÜÂë²»Ò»Ö D.ÑéÖ¤ÀàÐͲ»Ò»ÖÂ

119.ÏÂÃæ¹ØÓÚÔËÐÐÔÚ°´ÐèÁ´Â·ÉϵÄOSPF ÃèÊö´íÎóµÄÊÇ£º A.ÔÚ°´ÐèÁ´Â·ÉÏ·¢ËÍHELLO ʱ£¬ÒªÉèÖÃDC λ

B.ÔÚ½¨Á¢ÁÚ½Ó¹ØÏµÖ®Ç°£¬Ã¿¸ô120s ¼ä¸ô·¢ËÍÒ»´ÎHELLO ±¨ÎÄ£¬ÓÃÓÚ¼ì²âÁÚ¾Ó

C.ÔÚ½¨Á¢ÁÚ½Ó¹ØÏµÖ®ºó£¬²»ÔÙ·¢ËÍHELLO ±¨ÎÄ£¬¼´Ê¼ÖÕÈÏΪ¶Ô¶ËÁÚ¾Ó´¦Óڻ״̬ D.ÔÚ½¨Á¢ÁÚ½Ó¹ØÏµÖ®ºó£¬LSA ÿ¸ô30min ÐèÒª½øÐÐÒ»´ÎË¢ÐÂ

120.ÏÂÃæ¹ØÓÚLSA age ×Ö¶ÎÃèÊöÕýÈ·µÄÊÇ£º£¨ÇëÑ¡Ôñ2 ¸ö´ð°¸£©

A.LSA age µÄµ¥Î»ÎªÃ룬ÔÚLSDB ÖеÄLSA µÄLS age ËæÊ±¼äÔö³¤¶ø¼õÉÙ B.LSA age µÄµ¥Î»ÎªÃ룬ÔÚLSDB ÖеÄLSA µÄLS age ËæÊ±¼äÔö³¤¶øÔö³¤

C.Èç¹ûÒ»ÌõLSA µÄLS age ´ïµ½ÁËLSRefreshTime(30min)£¬ÕâÌõLSA µÄÉú²úÕßÐèÒªÖØÐÂÉú³ÉÒ»¸ö¸ÃLSAµÄʵÀý

D.Èç¹ûÒ»ÌõLSA µÄLS age ´ïµ½ÁËLSRefreshTime(30min)£¬ÈÎÒâһ̨·ÓÉÆ÷¶¼¿ÉÒÔ¶ÔÕâÌõLSA ÖØÐÂÉú³ÉÒ»¸ö¸ÃLSA µÄʵÀý

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