static items.> ARP-a... displays the ARP table.========================================================== ============================================RouteOperate the network route table.
Route [-F] [-p] [-4 |-6] command [destination][Mask netmask] [gateway] [metric] [If interface]
-F clears the route tables of all gateway entries. IfBefore running the command,Route tables should be cleared.
-P is used in combination with the Add command to set the r
/mnt/cdrom12. Shutdown or restart shutdownshutdown [Options] Time-C cancels the previous shutdown command-H shutdown-R Restart13. Other shutdown commands: Halt, Poweroff, Init 014. Other Restart commands: Reboot, init 615. System Operating Level:0 Turn off the machine1 Single User2 not fully multiuser, no NFS service included3 Full Multi-user4 Not assigned5 graphical interface6 restart16. Check the system o
Linux Basic Network Command listI use FreeBSD on a computer network course, but these UNIX commands should also work on Linux.Connectivity of
ping : Sends an ICMP echo message (a package) to the host. This may continue to be sent until you press Control-C . Ping means that a packet is sent out via ICMP from your machine and echoed in the IP layer. Ping t
Network most comprehensive Linux compression and decompression commands DaquanDirectory Technology Article July 28, 2016
Compression and decompression commands, Linux is more commonly used in the command. Before the use of compression and decompression, are temporary online search, used after a period of time is useless to forget. Although the use of
) Options:
-T: List TCP protocol ports -u: List upd protocol port -n: Do not use domain name and service name, but use IP address and port number -l: List only in the Listening State Network service -A: List all network connections -r: List of routing lists , features and route commands a common combination: -tuln, -an, -rn View
DescriptionThe following commands are commonly used in Linux for network commands, and for most Linux/unix systems, a few systems may be different. You are welcome to supplement your daily work with the use of the situation.Commands for setting network parameters:Manual/automatic configuration of IP parameters with sta
Network Communication commands, system shutdown, shell application tips for Linux Study Notes 1. network communication command www.2cto.com 1. send information to someone, this user must write the user name online. 2. Send the information to everyone. If you do not need to add the user name, users logging on to the linux system will receive the wall 3 and ping
Basic commands
Uname-a-S
Hostname Display host name
To be permanently effective, edit the following file
#vim/etc/sysconfig/network
SSH remote Login
#ssh 10.1.1.54 (logged in as root)
#ssh tom@10.1.1.54 (log in as Tom)
#ssh-y 10.1.1.54 (remote login that can start the graphical interface)
SCP Remote Copy
#scp 10.1.1.54:/etc/passwd/tmp/test (copy/etc/passwd file on 10.1.1.54 of destination address
Setup enters the interface for setting up network informationSelect "Network Configuration" to enter set up network informationSelect "Device Configuration" to configure IP address, display network card information, select "Eth0" to enter the setup eth0 NIC information interfaceSelect "OK" button to return to the Displ
surfing the Internet7.8 Display Network-related information(1) Netstat command
Command name
Netstat
Command path
/bin/netstat
Execute permissions
All Users
Grammar
netstat [options]-T:TCP protocol-U:UDP protocol-L: Monitor-R: Routing-N: Display IP and port number
(2) Application examples: ① View Native Listener port: #netstat-tlun② View all
directly by each connection and the host, TCP information, UDP count, ICMP, OSPF information, Ethernet payload information, node status information, and so on.Yum-y Install Iptraf
Command parameters
Description
-G
Show traffic conditions for all network ports
-D
Network traffic in the specified network
Accessing a remote computer using the Telnet command
The user uses the Telnet command to log on remotely. This command allows users to use the Telnet protocol to communicate between remote computers, and users can log on to a remote computer over the network, as if they were logged on to the local machine to execute commands. In order to log on to a remote computer by Telnet, you must know the legal user na
directory directly, and the other is to add the. repo file under the/ETC/YUM.REPOS.D directory. Repos,repo is repository, which means warehouse, resource pool.Mastering the local Yum configuration[[email protected] ~]# mount/dev/cdrom/mnt #挂载光盘到/mnt Directory[Email protected] ~]# cd/etc/yum.repos.d/[[email protected] yum.repos.d]# lsRhel-source.repo[email protected] yum.repos.d]# CP Rhel-source.repo Rhel.repo #拷贝一份配置文件[Email protected] yum.repos.d]# vi rhel.repo #编辑配置文件如下 [rhel-local] #模块名称, yo
is the domain name, will first resolve the domain name of the IP, and then the way the IP will continue to ping, note: In the case of the host allows Ping Ping, the host can prohibit pingNote: You can set the number of pings in a Linux environment, such as: Ping 115.159.66.51-c 3 so that only ping3 timestraceroute Host domain name or IP: route tracking CommandThe difference between traceroute and Ping:Traceroute and Ping are sending ICMP packets, the difference is that the ICMP packets sent by
ARP: the ARP cache in the management system
Arpwatch: Listening for ARP records
Arping: Sending ARP requests to an adjacent host
Finger: Find and display user information
Ifconfig: Setting up the network interface
Iwconfig: Setting up a wireless card
Hostname: Display host name
IFUP: Activating the device
Ifdown: Disabling network devices
Mii-tool: Adjusting the NIC mode
Environment: when you start to learn about network services, to build a service, you need to use some basic network-related commands. This article will teach you how to demonstrate some basic network service commands.
LinuxCommon networ
Linux Network Communication commands
------------------------------------- Network communication command allow 1: write function: Send a message to a user (the other user must log on and cannot receive it) scenario: 1: now there are two users working on the linux Server: root, leyangjun 2: root in Beijing leyangjun in Shanghai 3: Both of them log on to the system
Network sharing resources to facilitate a lot of users to share resources, but also a hacker attack a hardest hit. If you have never used a network share, then in order to enhance the security of the computer, it is necessary to shut down the network share. The following is a way for users to share the Win7 system to turn off
current timePeak: Traffic PeaksRates: Average total traffic statistics for the past 2s 10s 40s, respectivelyIt is easy to find the most traffic-consuming IP through the Iftop interface, and it is easy to determine if there is a network bottleneck.Some operation commands after entering the Iftop screen (note case):Press H to toggle whether help is displayed;Press N to toggle the display of the IP or host na
Tags: nslookup host database network layer file Oracle file configuration problem oraOracle's cluster management software and databases are very dependent on the private network, and many cluster problems can be attributed to the network level at the end.It is necessary to check the network information when there is a
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