Displaying LSP summary information

Use the following procedure to display link-state packet (LSP) summary information. Link State Packets (LSP) contain information about the state of adjacencies or defined and distributed static routes. Intermediate System to Intermediate System (IS-IS) exchanges this information with neighboring IS-IS routers at periodic intervals.

Procedure

  1. In the navigation pane, expand Configuration > IS-IS.
  2. Click IS-IS.
  3. Click the LSP Summary tab.

LSP Summary field descriptions

Use the data in the following table to use the LSP Summary tab.

Name

Description

Level

Specifies the level at which this LSP appears.

ID

Specifies the 8 byte LSP ID, consisting of the SystemID, Circuit ID, and Fragment Number.

Seq

Specifies the sequence number for this LSP.

Checksum

Specifies the 16 bit Fletcher Checksum for this LSP.

LifetimeRemain

The remaining lifetime in seconds for this LSP.

HostName

The hostname listed in LSP, or the system name if host name is not configured.