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20-2 show ip ospf process-idSyntax Description:
Purpose: To display information and parameters for one or more OSPF processes. The output of this command can be filtered, using regular expressions, by one of the following forms: show ip ospf begin regular-expression show ip ospf exclude regular-expression show ip ospf include regular-expression Cisco IOS Software Initial Release: 10.0 Example: Displaying OSPF Process InformationThe following is a representative output from the show ip ospf EXEC command. r2# show ip ospf Routing Process "ospf 1" with ID 2.2.2.2 Supports only single TOS(TOS0) routes Supports opaque LSA It is an area border router SPF schedule delay 5 secs, Hold time between two SPFs 10 secs Minimum LSA interval 5 secs. Minimum LSA arrival 1 secs Number of external LSA 1. Checksum Sum 0xAB1F Number of opaque AS LSA 0. Checksum Sum 0x0 Number of DCbitless external and opaque AS LSA 0 Number of DoNotAge external and opaque AS LSA 0 Number of areas in this router is 4. 4 normal 0 stub 0 nssa External flood list length 0 Area BACKBONE(0) Number of interfaces in this area is 3 Area has no authentication SPF algorithm executed 19 times Area ranges are Number of LSA 15. Checksum Sum 0x7A630 Number of opaque link LSA 0. Checksum Sum 0x0 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 5 Flood list length 0 Area 1 Number of interfaces in this area is 1 Area has no authentication SPF algorithm executed 10 times Area ranges are Number of LSA 22. Checksum Sum 0xD15F3 Number of opaque link LSA 0. Checksum Sum 0x0 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 0 Flood list length 0 Area 2 Number of interfaces in this area is 1 Area has no authentication SPF algorithm executed 2 times Area ranges are Number of LSA 12. Checksum Sum 0x7AB94 Number of opaque link LSA 0. Checksum Sum 0x0 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 0 Flood list length 0 Area 9 Number of interfaces in this area is 2 Area has no authentication SPF algorithm executed 3 times Area ranges are 8.8.8.0/27 Active(1) Advertise Number of LSA 12. Checksum Sum 0x6FB7C Number of opaque link LSA 0. Checksum Sum 0x0 Number of DCbitless LSA 0 Number of indication LSA 0 Number of DoNotAge LSA 0 Flood list length 0 Table 20-1 provides an explanation for the significant lines in the preceding output. Table 20-1. Significant Output from show ip ospf
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