View IS-IS interface control packets
Use the following procedure to view the Intermediate-System-to-Intermediate-System (IS-IS) interface control packets.
Procedure
- In the navigation pane, expand .
 - Select Stats.
 - Select the Interface Control Packets tab.
 
Interface Control Packets Field Descriptions
Use the data in the following table to use the Interface Control Packets tab.
| 
 Name  | 
 Description  | 
|---|---|
| 
 Index  | 
 Shows a unique value identifying the Intermediate-System-to-Intermediate-System (IS-IS) interface.  | 
| 
 Direction  | 
 Indicates whether the switch is sending or receiving the PDUs.  | 
| 
 Hello  | 
 Indicates the number of IS-IS Hello frames seen in this direction at this level.  | 
| 
 LSP  | 
 Indicates the number of IS-IS LSP frames seen in this direction at this level.  | 
| 
 CSNP  | 
 Indicates the number of IS-IS Complete Sequence Number Packets (CSNP) frames seen in this direction at this level.  | 
| 
 PSNP  | 
 Indicates the number of IS-IS Partial Sequence Number Packets (PSNP) frames seen in this direction at this level.  |