Linux Network commands

Write

Command name: Write

The command is in the same way: Usr/bin/write

Execute Permissions: All Users

Syntax: Write < user name >

function Description: send message to user to ctrl+d save End

Example: Write Djh

Wall

Command name: Wall

Command English Original: Write All

The command is in the same way: Usr/bin/wall

Execute Permissions: All Users

Syntax: Wall [message]

function Description: send a broadcast message

Example: Wall xxxxxxxxxxxxxx

Ping

Command name: Ping

The command is in the same way: /bin/ping

Execute Permissions: All Users

Syntax: Ping [ options ] IP address

- C Specify number of times to send

function Description: Test network Connectivity

Example: Ping 192.168.1.12

Ifconfig

Command name: ifconfig

Command English Original: Interface Configure

The command is in the same way: /sbin/ifconfig

Execute Permissions: Root

Syntax: ifconfig nic name IP address

function Description: Viewing and setting network card information

Example: ifconfig eth0 192.168.1.12

Mail

Command name: Mail

The command is in the same way: /bin/mail

Execute Permissions: All Users

Syntax: Mail [ user name ]

function Description: view Send e-mail

Example: Mail Root

Last

Command name: Last

The command is in the same way: Usr/bin/last

Execute Permissions: All Users

syntax : Last

function Description: lists user information currently logged into the system with the past

Example: Last

Lastlog

Command name: Lastlog

The command is in the same way: Usr/bin/lastlog

Execute Permissions: All Users

syntax : Lastlog

function Description: check when a particular user last logged in

Example: Lastlog

Lastlog-u 502

Traceroute

Command name: traceroute

The command is in the same way: /bin/traceroute

Execute Permissions: All Users

syntax : traceroute

function Description: show the path between packets to the host

Example: traceroute www.itaxxw.com

Netstat

Command name: netstat

The command is in the same way: /bin/netstat

Execute Permissions: All Users

syntax : netstat [ options ]

-T TCP Protocol

-U UDP Protocol

-L Monitoring

-R Routing

-N display IP address and Port

function Description: Display Network-related information

Example: Netstat-tlun Viewing the port on which this machine listens

Netstat-an View all network links in this machine

Netstat-rn viewing the native routing table

Setup

Command name: Setup

The command is in the same way: Usr/bin/setup

Execute Permissions: Root

syntax : Setup

function Description: Configure the network

Example: Setup

Mount

Command name: Mount

The command is in the same way: /bin/mount

Execute Permissions: All Users

syntax : Mount [-t file system ] device file name mount point

Example: mount-t Iso9660/dev/sr0/mnt/cdrom

Umount

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Linux Network commands