Linux learning,

Linux learning,
Ifconfig1, Function

This command is used to view and configure network devices. When the network environment changes, you can use this command to configure the network.

2. Usage

Ifconfig [network device] [parameters]

(1) Parameters

Up to start the specified network device/NIC

Down to disable the specified network device/NIC

-A: displays all configured network interfaces (whether activated or not)

Add to configure IPv6 address for the specified Nic

Del deletes the IPv6 address of the specified Nic

Arp/-arp enable/disable support for ARP

Mtu <bytes> sets the maximum transmission unit of the NIC.

Netmask <subnet mask> sets the subnet mask of the NIC

(2) instance