snippetbashTip
ip link — Manage network interfaces. More information: <https://manned.org/ip-link>.
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commandip linknetworkclimanageinformationmoreinterfaces
linux
Problem
How to use the
ip link command: Manage network interfaces. More information: <https://manned.org/ip-link>.Solution
ip link — Manage network interfaces. More information: <https://manned.org/ip-link>.Show information about all network interfaces:
ip {{[l|link]}}Show information about a specific network interface:
ip {{[l|link]}} {{[sh|show]}} {{ethX}}Bring a network interface up or down:
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} {{up|down}}Give a meaningful name to a network interface:
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} {{[al|alias]}} "{{LAN Interface}}"Change the MAC address of a network interface:
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} {{[a|address]}} {{ff:ff:ff:ff:ff:ff}}Change the MTU size for a network interface to use jumbo frames:
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} mtu {{9000}}Set the promisc mode status of a device:
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} promisc {{on|off}}Code Snippets
Show information about all network interfaces
ip {{[l|link]}}Show information about a specific network interface
ip {{[l|link]}} {{[sh|show]}} {{ethX}}Bring a network interface up or down
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} {{up|down}}Give a meaningful name to a network interface
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} {{[al|alias]}} "{{LAN Interface}}"Change the MAC address of a network interface
sudo ip {{[l|link]}} {{[s|set]}} {{ethX}} {{[a|address]}} {{ff:ff:ff:ff:ff:ff}}Context
tldr-pages: linux/ip link
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