xStack DES-3800 Series Layer 3 Stackable Fast Ethernet Managed Switch CLI Manual
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J
UMBO
F
RAME
C
OMMANDS
Certain switches can support jumbo frames (frames larger than the standard Ethernet frame size of 1536 bytes). To transmit frames of
up to 9K (and 9220 bytes tagged), the user can increase the maximum transmission unit (MTU) size from the default of 1536 by
enabling the Jumbo Frame command.
The jumbo frame commands in the Command Line Interface (CLI) are listed (along with the appropriate parameters) in the following
table.
Command Parameters
enable jumbo_frame
disable jumbo_frame
show jumbo_frame
Each command is listed, in detail, in the following sections.
enable jumbo_frame
Purpose
Used to enable the jumbo frame function on the Switch.
Syntax enable
jumbo_frame
Description
This command will allow ethernet frames larger than 1536 bytes to be
processed by the Switch. The maximum size of the jumbo frame may
not exceed 9220 bytes.
Parameters
None.
Restrictions
Only Administrator or Operator-level users can issue this command.
Example usage:
To enable the jumbo frame function on the Switch:
DES-3800:admin#enable jumbo_frame
Command: enable jumbo_frame
Success.
DES-3800:admin#
disable jumbo_frame
Purpose
Used to disable the jumbo frame function on the Switch.
Syntax disable
jumbo_frame
Description
This command will disable the jumbo frame function on the Switch.
Parameters
None.
Restrictions
Only Administrator or Operator-level users can issue this command.
Example usage:
To enable the jumbo frame function on the Switch: