Viewing And Clearing Stacking And Nsf Information; Stacking And Nsf Usage Scenarios - Dell M6220 User Configuration Manual

Viewing and Clearing Stacking and NSF Information

Beginning in Privileged EXEC mode, use the following commands to view
stacking information and to clear NSF statistics.
Command
stack-
show switch [
member-number]
show switch stack-
standby
show switch stack-port
show switch stack-port
counters
show supported
switchtype
show nsf
show checkpoint
statistics
clear checkpoint
statistics

Stacking and NSF Usage Scenarios

Only a few settings are available to control the stacking configuration, such as
the designation of the standby unit or enabling/disabling NSF. The examples
in this section describe how the stacking and NSF feature act in various
environments.
This section contains the following examples:
• Basic Failover
• Preconfiguring a Stack Member
• NSF in the Data Center
• NSF and VoIP
• NSF and DHCP Snooping
Purpose
View information about all stack members or the specified
member.
View the ID of the switch that will assume the role of the
stack master if it goes down.
View information about the stacking ports.
View the statistics about the data the stacking ports have
transmitted and received.
View the PowerConnect models that are supported in the
stack and the switch index (SID) associated with each
model.
View summary information about the NSF feature.
View information about checkpoint messages generated by
the stack master.
Reset the checkpoint statistics counters to zero.
Managing a Switch Stack
169