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20-46 show ip ospf process-id neighbor int- name int-numberSyntax Description:
Purpose: To display information regarding OSPF-enabled interfaces. An OSPF process ID can be used if more than one OSPF process is active using the form show ip ospf process-id neighbor. The output of this command can be filtered, using regular expressions, by one of the following forms: show ip ospf neighbor begin regular-expression show ip ospf neighbor exclude regular-expression show ip ospf neighbor include regular-expression Initial Cisco IOS Software Release: 10.0 Example 1: Displaying Information for All OSPF NeighborsThe following is a representative output from the show ip ospf neighbor EXEC command. r2# show ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface 4.4.4.4 1 FULL/DR 00:00:35 172.16.2.2 Ethernet0/0 3.3.3.3 1 FULL/ - 00:00:38 10.1.1.6 Serial0/1 1.1.1.1 1 FULL/ - 00:00:38 10.1.1.1 Serial0/0 A regular expression can be used to display information about a specific neighbor. r2# show ip ospf neighbor include 4.4.4.4 4.4.4.4 1 FULL/DR 00:00:35 172.16.2.2 Ethernet0/0 Example 2: Displaying Detailed Information for a Specific OSPF Neighborr2# show ip ospf neighbor detail 1.1.1.1 Neighbor 1.1.1.1, interface address 10.1.1.1 In the area 1 via interface Serial0/0 Neighbor priority is 1, State is FULL, 12 state changes DR is 0.0.0.0 BDR is 0.0.0.0 Options is 0x2 Dead timer due in 00:00:38 Neighbor is up for 4d02h Index 1/1, retransmission queue length 0, number of retransmission 1 First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0) Last retransmission scan length is 1, maximum is 1 Last retransmission scan time is 0 msec, maximum is 0 msec Table 20-6 provides an explanation for the significant lines in the preceding output. Table 20-6. Significant Output from show ip ospf neighbor detail
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