View 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
- In the navigation pane, expand .
 - Select IS-IS.
 - Select the LSP Summary tab.
 
LSP Summary Field Descriptions
Use the data in the following table to use the LSP Summary tab.
| 
                                 Level  | 
                            
                                
                                 Specifies the level at which the system displays this LSP.  | 
                        
| 
                                 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 IS-IS system name. The IS-IS system name uses global system name, if host name is not configured.  |