Reference Guide

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m - Change mode c - Clear screen
b - Display bytes r - Display pkts/bytes per sec
l - Page up a - Page down
mtu
Set the link maximum transmission unit (MTU) (frame size) for an Ethernet interface.
Z9000
Syntax
mtu value
To return to the default MTU value, use the no mtu command.
Parameters
value Enter a maximum frame size in bytes. The range is from 594 to 9252 for
the Z9000. The default is 1554.
Defaults 1554
Command Modes INTERFACE
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 8.1.1.0 Introduced on the E-Series ExaScale.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version
6.2.1.0
Introduced on the E-Series.
Usage
Information
If the packet includes a Layer 2 header, the difference between the link MTU and IP MTU (ip
mtu command) must be enough bytes to include the Layer 2 header.
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