03-Layer 2—LAN Switching Command Reference

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14-Cut-through forwarding commands
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Cut-through forwarding commands

cut-through enable

Use cut-through enable to enable cut-through forwarding.

Use undo cut-through enable to restore the default.

Syntax

cut-through enable

undo cut-through enable

Default

Cut-through forwarding is disabled.

Views

System view

Predefined user roles

network-admin

Usage guidelines

A cut-through forwarding-enabled switch forwards a frame after it receives the first 64 bytes of the frame. This feature reduces the transmission time of a frame within the switch and enhances forwarding performance.

Examples

# Enable cut-through forwarding on the switch.

<Sysname> system-view

[Sysname] cut-through enable