Reference Guide

Version Description
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
8.1.1.0 Introduced on the E-Series ExaScale.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
pre-6.1.1.0 Introduced for the E-Series.
Usage
Information
To avoid denial of service (DOS) attacks, keep the number of fragments allowed for
re-assembly low.
ip mtu
Set the IP MTU (frame size) of the packet the RPM transmits for the line card interface. If the packet must
be fragmented, Dell Networking OS sets the size of the fragmented packets to the size specified in this
command.
Syntax
ip mtu value
To return to the default IP MTU value, use the no ip mtu command.
Parameters
value Enter the maximum MTU size if the IP packet is fragmented.
The range is from 576 to 9234. The default is 1500 bytes.
Defaults 1500 bytes
Command
Modes
INTERFACE (Gigabit Ethernet and 10-Gigabit Ethernet interfaces)
Command
History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version
8.3.19.0
Introduced on the S4820T.
Version 8.3.7.0 Introduced on the S4810.
956
IPv4 Routing