Viewing vIST Statistics

View virtual IST (vIST) statistics for the switch.

Procedure

Enter Privileged EXEC mode:

enable
Display the vIST statistics:

show virtual-ist stat
To clear the vIST statistics:

clear virtual-ist stats

Example

Switch:1#show virtual-ist stat 
================================================================================
                             IST Message Statistics
================================================================================
PROTOCOL MESSAGE            COUNT       
--------------------------------------------------------------------------------

Ist Down                 :  0           
Hello Sent               :  0           
Hello Recv               :  0           
Learn MAC Address Sent   :  0           
Learn MAC Address Recv   :  0           
MAC Address AgeOut Sent  :  0           
MAC Address AgeOut Recv  :  0           
MAC Address Expired Sent :  0           
MAC Address Expired Sent :  0           
Delete Mac Address Sent  :  0           
Delete Mac Address Recv  :  0           
Smlt Down Sent           :  0           
Smlt Down Recv           :  0           
Smlt Up Sent             :  0           
Smlt Up Recv             :  0           
Send MAC Address Sent    :  0           
Send MAC Address Recv    :  0           
IGMP Sent                :  0           
IGMP Recv                :  0           
Port Down Sent           :  0           
Port Down Recv           :  0           
Request MAC Table Sent   :  0           
Request MAC Table Recv   :  0           
Unknown Msg Type Recv    :  0           
Mlt Table Sync Req Sent  :  0           
Mlt Table Sync Req Recv  :  0           
Mlt Table Sync Sent      :  0           
Mlt Table Sync Recv      :  0           
Port Update Sent         :  0           
Port Update Recv         :  0           
Entry Update Sent        :  0           
Entry Update Recv        :  0           
Dialect Negotiate Sent   :  0           
Dialect Negotiate Recv   :  0           
Update Response Sent     :  0           
Update Response Recv     :  0           
Transaction Que HiWaterM :  0           
Poll Count Hi Water Mark :  0

Job Aid

The following table describes the output for the show virtual-ist stat command.

Table 1. show virtual-ist stat field descriptions
Parameter	Description
Ist Down	The count of how many sessions between the two peering switches went down since last boot.
Hello Sent	The count of transmitted hello messages.
Hello Recv	The count of received hello messages.
Learn MAC Address Sent	The count of transmitted learned MAC address messages.
Learn MAC Address Recv	The count of received learned MAC address messages.
MAC Address AgeOut Sent	The count of transmitted aging out MAC address messages.
MAC Address AgeOut Recv	The count of received aging out MAC address messages.
MAC Address Expired Sent	The count of transmitted MAC address age expired messages.
MAC Address Expired Recv	The count of received MAC address age expired messages.
Delete Mac Address Sent	The count of transmitted MAC address deleted messages.
Delete Mac Address Recv	The count of received MAC address deleted messages.
Smlt Down Sent	The count of transmitted SMLT down messages.
Smlt Down Recv	The count of received SMLT down messages.
Smlt Up Sent	The count of transmitted SMLT up messages.
Smlt Up Recv	The count of received SMLT up messages.
Send MAC Address Sent	The count of transmitted send MAC table messages.
Send MAC Address Recv	The count of received send MAC table messages.
IGMP Sent	The count of transmitted IGMP messages.
IGMP Recv	The count of received IGMP messages.
Port Down Sent	The count of transmitted port down messages.
Port Down Recv	The count of received port down messages.
Request MAC Table Sent	The count of transmitted MAC table request messages.
Request MAC Table Recv	The count of received MAC table request messages.
Unknown Msg Type Recv	The count of received unknown message type messages.
Mlt Table Sync Req Sent	The count of transmitted MLT table sync request messages.
Mlt Table Sync Req Recv	The count of received MLT table sync request messages.
Mlt Table Sync Sent	The count of transmitted MLT table sync messages.
Mlt Table Sync Recv	The count of received MLT table sync messages.
Port Update Sent	The count of transmitted port update messages.
Port Update Recv	The count of received port update messages.
Entry Update Sent	The count of transmitted entry update messages.
Entry Update Recv	The count of received entry update messages.
Dialect Negotiate Sent	The count of transmitted protocol ID messages.
Dialect Negotiate Recv	The count of received protocol ID messages.
Update Response Sent	The count of transmitted update response messages.
Update Response Recv	The count of received update response messages.
Transaction Que HiWaterM	The count of transaction queue high watermark messages.
Poll Count Hi Water Mark	The count of poll count high watermark messages.