268 ExtremeWare Software 7.3.0 Command Reference Guide
Commands for Configuring Slots and Ports on a Switch
enable jumbo-frame ports
enable jumbo-frame ports [<portlist> | all]
Description
Enables support on the physical ports that will carry jumbo frames.
For PoS modules, enables jumbo-frame support to specific PoS ports when jumbo-frame support
changes the negotiated maximum receive unit (MRU) size.
Syntax Description
Default
Disabled.
Usage Guidelines
Increases performance to back-end servers or allows for VMAN 802.1q encapsulations.
You must configure the maximum MTU size of a jumbo frame before you can use the
enable
jumbo-frame ports
command. Use the
configure jumbo-frame size
command to configure the
MTU size.
On a modular switch,
<portlist>
can be a list of slots and ports. On a stand-alone switch,
<portlist>
can be one or more port numbers. For a detailed explanation of port specification, see
“Modular Switch
Numerical Ranges” or “Stand-alone Switch Numerical Ranges” in Chapter 1.
Example
The following command enables jumbo frame support on port 5 on a stand-alone switch:
enable jumbo-frame ports 5
The following command enables jumbo frame support on slot 3, port 5 on a modular switch:
enable jumbo-frame ports 3:5
History
This command was first available in ExtremeWare 6.0.
This command was modified in ExtremeWare 6.1 to support PoS modules.
Platform Availability
This command is available on all platforms.
portlist Specifies one or more ports or slots and ports. On a modular switch, can be a
list of slots and ports. On a stand-alone switch, can be one or more port
numbers. May be in the form 1, 2, 3-5, 2:*, 2:5, 2:6-2:8.
all Specifies all ports on the switch.
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