LogoLogo
Island Router CLI Reference Guide 2.3.2
Island Router CLI Reference Guide 2.3.2
  • Overview
  • Context Sensitive Help
  • URL Format
  • Password Encryption and Public Key Authentication
  • Command Scheduler
  • Commands
    • auto-update
      • auto-update days
      • auto-update time
    • backup
      • backup interval
      • backup url
    • clear connections
    • clear dhcp-client
    • clear dump
    • clear everything
    • clear log
    • clear network
    • clear package
    • clear pin
    • clear ssh client-keys
    • clear ssh host-keys
    • clear ssh known-hosts
    • clear syslog
    • clear update
    • clear vpn-keys
    • compact
    • configure authorized-keys
    • configure known-hosts
    • configure network
    • configure terminal
    • description
    • duplex
    • end
    • ethernet polling
    • exit
    • help
    • history
      • history empty
      • history filter
      • history interval
      • history output-format
      • history rename
      • history url
      • history utc
    • hostname
    • interface
    • ip (interface context)
      • ip address
      • ip autoconfig
      • ip autovlan
      • ip arp-scan
      • ip arp-spoof
      • ip priority
      • ip dhcp6-client
      • ip dhcp6-server
      • ip dhcp-client
      • ip dhcp-lease
      • ip dhcp-monitor
      • ip dhcp-scope
      • ip dhcp-server
      • ip ident4
      • ip ident6
      • ip mtu
      • ip nat4
      • ip nat6
      • ip router-advertise
      • ip router-solicit
    • ip (global context)
      • ip ddns name
      • ip ddns ipv6
      • ip dhcp-reserve
      • ip dns local-only
      • ip dns mode
      • ip firewall
      • ip ipv6
      • ip load-sharing
      • ip max-clients
      • ip port-forward
      • ip route
    • led level
    • login confirm
    • login console
    • login remote
    • login support
    • mac output-format
    • ntp
    • package
    • packet level
    • parent
    • password
    • ping
    • reload
    • rollback
    • show clock
    • show config authorized-keys
    • show config known-hosts
    • show dumps
    • show free-space
    • show hardware
    • show history
    • show interface
    • show interface summary
    • show interface transceivers
    • show ip dhcp-reservations
    • show ip interface
    • show ip neighbors
    • show ip recommendations
    • show ip routes
    • show ip sockets
    • show log
    • show ntp
    • show packages
    • show public-key
    • show running-config
    • show ssh-client-keys
    • show startup-config
    • show stats
    • show syslog
    • show users
    • show vpns
    • show version
    • speed
    • ssh
    • stats
    • syslog
      • syslog level
      • syslog protocol
      • syslog server
    • telnet
    • terminal
      • terminal length
      • terminal terminal-type
      • terminal width
    • timezone
    • update
    • vpn key-exchange
    • vpn peer
      • vpn peer generate client
      • vpn peer host
      • vpn peer local-ip
      • vpn peer mac
      • vpn peer name
      • vpn peer public-key
      • vpn peer remote-ip
      • vpn peer route
      • vpn peer shutdown
      • vpn peer unapproved
      • vpn peer visible
    • vpn port
    • vpn renumber
    • vpn route
    • vpn server
      • vpn server auto-trust
      • vpn server auto-visible
      • vpn server no-local
      • vpn server pool
      • vpn server secret
    • vpn sort
    • write
      • write dump
      • write memory
      • write network
      • write syslog
      • write terminal
Powered by GitBook
On this page
  • Syntax
  • Syntax Description
  • Defaults
  • Usage Guidelines
  • Examples
  • Related Commands
Export as PDF
  1. Commands
  2. ip (interface context)

ip mtu

Sets the maximum transmission unit (MTU) on an interface.

Previousip ident6Nextip nat4

Last updated 3 months ago

Syntax

ip mtu <n>

Syntax Description

Keyword
Description

n

The MTU size in bytes.

Defaults

The default MTU is 1,500 bytes for Ethernet interfaces and 1,408 bytes for WireGuard VPN interfaces.

Usage Guidelines

This command sets the maximum transmission unit (MTU) for an interface.

This command is valid only in interface context. Entering it does not change the of the interface.

Examples

ip mtu 1300

Related Commands

configuration mode
interface