mtu
Use this command to set the Maximum Transmission Unit (MTU) and Maximum Receive Unit (MRU) for an interface
Use the no parameter with this command to set the MTU to its default.
Note: To allow jumbo frames over SVI interfaces, it is mandatory to configure the applicable MTU for the specific SVI interfaces.
Command Syntax
mtu <64-65536>
no mtu
Parameter
<64-65536>
Specify the size of MTU in bytes:
<64-16338> for L2 packet
<576-9216> for L3 IPv4 packet
<1280-9216> for L3 IPv6 packet
<576-65536> for IPv4 packet
<1280-65536> for IPv6 packet on loopback interface
Default
By default, MTU is 1500 bytes
Command Mode
Interface mode
Applicability
This command was introduced before OcNOS version 1.3.
Example
#configure terminal
(config)#interface eth3
(config-if)#mtu 120
Last modified date: 10/19/2023