[Linux Learning Notes] Linux Common commands-network communication commands

Source: Internet
Author: User

Network communication commands1. Send a message to a user: write
Command name: Write English Original: command path:/usr/bin/write Execute permissions: All user syntax: Wirte < user name > Feature description: Send message to another user with ctrl+d as end
2. Send broadcast message to all users: Wall
Command name: Wall English Original: Write all command path:/usr/bin/wall Execute permissions: All user syntax: Wirte <message> [filename] Function Description: Broadcast information to all users
3. Test network connectivity: Ping
Command name: Ping English Original: Write all command path:/usr/sbin/ping Execute permissions: Root syntax: Ping option IP address function Description: Test network Connectivity Example: PING-C 4 192.168.1.103 < specify PI Number of NG 1> ping-s 60000 192.168.1.103 < Specify the size of the packet >
4. View Network settings information: Ifconfig
Command name: ifconfig English Original: Command path:/usr/sbin/ifconfig Execute permissions: Root syntax: ifconfig option [-A] [network card device identity]-a display all network card information function Description: View information





[Linux Learning Notes] Linux Common commands-network communication commands

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