internet protocol - show/manipulate routing, devices, policy routing and tunnels

Installation

homebrew

1. install ip (iproute suite)
brew install iproute

2. verify ip was installed
which ip
man ip

Commands

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The central utility in the iproute suite is called simply ip. Its basic syntax is as follows:

~> ip object command

Where object can be only one of the following (frequent objects are shown – refer to man ip for complete list):

• link : network device.
• addr : protocol (IP or IPv6) address on a device.
• route : routing table entry.
• rule : rule in routing policy database.