How does ifconfig work in Linux?

How does ifconfig work in Linux?

How does ifconfig work in Linux?

Ifconfig stands for “Interface Configuration” . It is a utility for Linux machines to configure,assign,add,delete,control and query network interface in Unix/Linux machine. Common Linux users uses IFCONFIG command to assign ip address and netmask to an interface or to disable or enable a given interface.

How do I write ifconfig in Linux?

To display all information of all the network interfaces simply type:

  1. ifconfig. However, to display information of a specific network interface like eth0 , simply type:
  2. ifconfig eth0.
  3. ifconfig eth0 192.168.1.10 up.
  4. ifconfig eth0 192.168.1.10 netmask 255.255.255.0 up.
  5. ifconfig eth0 up.
  6. ifconfig eth0 down.

What is the use of netstat command?

The network statistics ( netstat ) command is a networking tool used for troubleshooting and configuration, that can also serve as a monitoring tool for connections over the network. Both incoming and outgoing connections, routing tables, port listening, and usage statistics are common uses for this command.

How do I find my IP in Linux?

The following commands will get you the private IP address of your interfaces:

  1. ifconfig -a.
  2. ip addr (ip a)
  3. hostname -I | awk ‘{print $1}’
  4. ip route get 1.2.
  5. (Fedora) Wifi-Settings→ click the setting icon next to the Wifi name that you are connected to → Ipv4 and Ipv6 both can be seen.
  6. nmcli -p device show.

Where is ifconfig on Linux?

You were probably looking for the command /sbin/ifconfig . If this file does not exist (try ls /sbin/ifconfig ), the command may just be not installed. It is part of the package net-tools , which is not installed by default, because it’s deprecated and superseded by the command ip from the package iproute2 .

What ifconfig command can you use to?

Display Network Configuration Information.

  • Enable or Disable a Network Interface.
  • and Broadcast
  • Change the Network Interface MAC Address.
  • Change the Network Interface MTU.
  • Create Network Interface Aliases.
  • Enable or Disable Promiscuous Mode.
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