Configuring the OSPF Routing Protocol (Layer 3)

Table 9-11.LSA Detail Parameters (Continued)

 

 

Parameter

Definition

 

 

Sequence

Displays the link-state sequence number. The sequence

 

number is a 32-bit signed integer.

 

 

Checksum

Displays the checksum of the complete contents of the

 

advertisement, except the age field.

 

 

Age

Displays the time (in seconds) of the LSA.

 

 

Link ID

Displays the neighboring router’s interface ID.

 

 

Link Data

Displays the interface ID of the associated router interface.

 

 

Type

Displays the link type of Router Network LSAs.

 

Types include:

 

• Point-to-point Link (1)

 

• Transit Network (2)

 

• Stub Network (3)

 

• Virtual Link (4)

 

 

TOS Count

Displays the type-of-service count.

 

 

TOS 0 Metric

Displays the type-of-service cost of the interface.

 

 

Network Mask

Displays the network mask for the LSA.

 

 

External

Displays whether the route is connected to an external

 

network.

 

This parameter is associated with AS External LSAs.

 

 

TOS

Displays the type-of-service of the route.

 

This parameter is associated with AS External, Summary

 

Network, and Summary AS Border LSAs.

 

 

Metric

Displays the cost of the link.

 

This parameter is associated with AS External, Summary

 

Network, and Summary AS Border LSAs.

 

 

Forward Address

Displays the forward address. This indicates that packets for

 

the external destination should be forwarded to the

 

advertising OSPF router.

 

This parameter is associated with AS External LSAs.

 

 

Tag

Displays the tag associated with the LSA.

 

This parameter is associated with AS External LSAs.

 

 

Attached Router ID 1 &2

Displays the router ID for the attached router(s).

 

 

9-16

Cajun P550/P220 Switch Operation Guide