ping command

Use Ping Command Detection 192.168.0.0/16 which hosts are online:Online, expressed in greenNot online, indicated in red The script is as follows:Vim ping.sh#!/bin/bash#For i in {0..255};d oFor j in {1..254};d oIf Ping-c 1-w 1 192.168. $i. $j

How to disable ping response under Linux:Echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_allIf you want to disable ping response as soon as you boot, add the above statement to/etc/rc.d/rc.local.If you want to resume using the ping command, you can

How to disable ping response under Linux:Echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_allIf you want to disable ping response as soon as you boot, add the above statement to/etc/rc.d/rc.local.If you want to resume using the ping command, you can

How to disable ping response under Linux:Echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_allIf you want to disable ping response as soon as you boot, add the above statement to/etc/rc.d/rc.local.If you want to resume using the ping command, you can

The application and principle of ping command Suppose host A's IP address is 192.168.1.1, Host B's IP address is 192.168.1.2, all in the same subnet, then what happens when you run "Ping 192.168.1.2" on Host a? First, the ping command constructs a

Use C # to invoke an external ping command to obtain network connectivity In the past, when playing Windows 98, several computers connected, need to test the network connection is normal, often use a command is Ping.exe. It feels pretty

Ping is undoubtedly the most frequent gadget in the network, and it is primarily used to determine connectivity problems in the network. The ping program uses the ICMP (Internet Message Control Protocol) protocol to simply send a network packet and

Windows 2008 is not allowed to ping by default, so how do I turn on allow pings?This article describes the methods that Windows Server 2008 cannot ping change to allow:First, open the Control Panel--Find management tools--Windows firewall with

through the ping command, test whether all hosts between 192.168.1.100 to 192.168.1.120 are online and, if online, "IP is up ." "where IP is swapped for a true IP address and is displayed in green, and if it is not, the IP isdown. "where The IP is

Some time ago I want to know how to configure Linux as a gateway. There are a lot of information on the Internet and there are only a few steps to set up, which is quite simple and has not encountered any major problems. However, when testing

In the previous article, we talked about the simulation of the VC ++ ping command. That is just an example. Click to open the link. After integrating the code this time, I will do a practical exercise, scan an IP segment, and return all active IP

The Ping implementation process is very simple. The command will trigger the IP layer to send a simple IP package. After receiving the package, the destination Party exchanges the Source and Destination addresses and resends the package, of course,

/*** Infer if Ping URLs are returned successfully** @param netaddress* @return*/public static string ispingsuccess (int pingnum, string m_strfornetaddress) {StringBuffer tv_pinginfo = new StringBuffer ();try {Process p = runtime.getruntime (). EXEC (

Docker run-it     Docker front-end start Container container           -d              back-end boot container container            -p             Fixed port mappings            -p              non-fixed port mappings           --name         

tutorial on the use of the ping command for Apple Mac computer 1, first we want to open "terminal", in the Finder, open one click "Finder"-"Application" 2, find "utility" in the application, and use the left mouse button to click it into

ping command and network port:1.Ping 127.0.0.1127.0.0.1 is the local circular address, ping General instructions that the TCP/IP protocol works properly, otherwise TCP/IP is not normal.2.Ping IP address for this computerUse the ipconfig command to

process of ping command| Views: 160 | Updated: 2013-05-28 09:46 #ping xxx.xxx.xxx.xxx (A to B) A: Build the ICMP packet data and use the ICMP protocol to give the IP layer the data together with the IP of a IP layer to the IP of B as the destination

Computer problems, not on the network, want to troubleshoot the problem of the computer where the need to use ping, but if it is a Mac computer how to ping it? In fact, in the Mac comes with the "terminal" in the use of ping, the following PC6 Apple

Actually, it's simple.   The results are as follows: Array (    [0] =>     [1] =>  is  ping  127.0.0.1  data with  32  bytes:    [2] =>  from  127.0.0.1  The reply:  bytes =32  time   from  127.0.0.1  The reply:  bytes =32  time   from  127.0.0.1 

Verify the connection to a remote computer or local computer. This command can be used only after the TCP/IP protocol is installed. Ping [-t] [-a] [-n count] [-l length] [-f] [-I ttl] [-v tos] [-r count] [- s count] [[-j computer-list] | [-k