Cisco Systems N3KC3064TFAL3 Manual De Usuario

Default Settings for Switching Modes

Cut-through switching is enabled by default.

Configuring Switching Modes

Enabling Store-and-Forward Switching

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

Note

Procedure

Purpose

Command or Action

Enters global configuration mode.

switch# configure terminal

Step 1

Enables store-and-forward switching mode.

switch(config) # switching-mode
store-forward

Step 2

(Optional)
Saves the change persistently through reboots and
restarts by copying the running configuration to the
startup configuration.

switch(config)# copy running-config
startup-config

Step 3

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

switch#

configure terminal

switch(config) #

switching-mode store-forward

switch(config) #

Reenabling Cut-Through Switching

Cut-through switching is enabled by default. To reenable cut-through switching, use the no form of the
switching-mode store-forward command.

Procedure

Purpose

Command or Action

Enters global configuration mode.

switch# configure terminal

Step 1

Disables store-and-forward switching mode. Enables
cut-through switching mode.

switch(config) # no switching-mode
store-forward

Step 2

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

OL-26590-01

Configuring Switching Modes

Default Settings for Switching Modes