Cisco Systems N3KC3064TFAL3 Default Settings for Switching Modes, Configuring Switching Modes

Configuring Switching Modes

Default Settings for Switching Modes

Default Settings for Switching Modes

Cut-through switching is enabled by default.

Configuring Switching Modes

Enabling Store-and-Forward Switching

Note Enabling store-and-forward switching mode might impact your port-to-port switching latency.

Procedure

	Command or Action	Purpose
Step 1	switch# configure terminal	Enters global configuration mode.
Step 2	switch(config) # switching-mode	Enables store-and-forward switching mode.
	store-forward
Step 3	switch(config)# copy running-config	(Optional)
	startup-config	Saves the change persistently through reboots and
		restarts by copying the running configuration to the
		startup configuration.

This example shows how to enable store-and-forward switching:

switch# configure terminal

switch(config) # switching-modestore-forwardswitch(config) #

Reenabling Cut-Through Switching

Cut-through switching is enabled by default. To reenable cut-through switching, use the no form of the switching-modestore-forwardcommand.

Procedure

	Command or Action	Purpose
Step 1	switch# configure terminal	Enters global configuration mode.
Step 2	switch(config) # no switching-mode	Disables store-and-forward switching mode. Enables
	store-forward	cut-through switching mode.

Cisco Nexus 3000 NX-OS Layer 2 Switching Configuration Guide, Release 5.0(3)U3(1)

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