Display Intermediate-System-to-Intermediate-System (IS-IS) Level 1 control packet counters.
show isis int-l1-cntl-pkts
show isis int-l1-cntl-pkts [home|remote]
None
User EXEC
The show isis int-l1-cntl-pkts command displays the following information:
| Parameter | Description | 
|---|---|
| IFIDX | Shows the interface index for the Ethernet or MLT interface. | 
| DIRECTION | Shows the packet flow (Transmitted or Received). | 
| HELLO | Shows the amount of interface-level Hello packets. | 
| LSP | Shows the amount of LSP packets. | 
| CSNP | Shows the amount of CSNPs. | 
| PSNP | Shows the amount of PSNPs. | 
| AREA | Indicates the type of area as home or remote. | 
| AREA-NAME | Indicates the name of the area. | 
Switch:1# show isis int-l1-cntl-pkts
============================================================================================
                        ISIS L1 Control Packet counters
============================================================================================
IFIDX      DIRECTION       HELLO        LSP      CSNP         PSNP   AREA   AREA-NAME      
--------------------------------------------------------------------------------------------
Mlt2        Transmitted    13346        231        2           229   HOME   area-9.00.02 
Mlt2        Received       13329        230        1           230   HOME   area-9.00.02  
Port1/21    Transmitted    13340        227        2           226   HOME   area-9.00.02   
Port1/21    Received       13335        226        1           227   HOME   area-9.00.02