A utility available on all operating systems that helps test network connectivity.

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22
votes
9answers
110k views

How can I ping a range of IP addresses simultaneously

I have a bunch of machines on an IP address range which I want to ping simultaneously as a quick and dirty way of telling which ones are switched on. What (free) software can I use to do this? I'm ...
0
votes
2answers
7k views

Can ping device from one computer and not the other

I've recently been assigned to work on a diagnostic program done in C++ which communicates with a piece of electronic equipment. Our normal scenario involves communicating via an RS232 interface, but ...
0
votes
0answers
11 views

Intermittent recurring ping general failure to internet but not router

I have found very few posts that fit my exact scenario, but the ones I've found don't have helpful answers. (Like this one: ...
0
votes
0answers
16 views

ICMP flood with ping working only one time

my problem is simple: The first time I made a flooding ping to a fake ip on my network (for testing if someone is on promisc mode), it works perfectly: $ping -f 192.168.1.10 After perfoming this, ...
0
votes
0answers
40 views

Why are packets piling up in my router? [duplicate]

I had been experiencing some latency spikes with my internet for about a day. After having an ISP tech come and confirm that there were no problems on their end, I tried pinging my router (Airport ...
12
votes
3answers
22k views

How can I perform a ping every X minutes and check the response time?

I am currently working in a big company and we have serious latency issues. This is happening in a process control system, and is unacceptable (Open a valve sometimes take 2 minutes before command ...
0
votes
0answers
10 views

Why broadcast ping takes longer than host ping

I have a simple question. I have read that when I'm pinging broadcast address in LAN every device responds to ICMP Echo Request and console shows first(quickest) response. But when I pinged ...
0
votes
0answers
25 views

How can I make an outbound rule specifically for ping.exe on Windows 7?

I have all outbound traffic on my Windows 7x64 system blocked. How can I specifically allow only ping.exe to be used in the command line (cmd.exe) without making a blanket exeption rule for all ...
0
votes
0answers
41 views

Nslookup works but ping fails

I've recently ran into this weird problem where the domain names fail to resolve from DNS. When I try to ping google.com, I get ping request could not find host google.com, but nslookup returns the ...
1
vote
2answers
4k views

Mac OS X 10.7 can't ping/telnet localhost

I'm developing using django/postgresql on Mac OS X 10.7 and suddenly I am unable to access the test server through http://localhost:8000/. I can make it listen on 0.0.0.0:8000 and then it works... ...
-5
votes
1answer
16k views

How to ping an IP address from an Android device? [closed]

Is there a way to ping an IP address from an Android device (like an Arc S or LG PRADA)? Is there a Android built-in application or am I to download an app for my task?
1
vote
0answers
24 views

Connecting 3 PCs in a LAN

I'm running on GNS3 and in my topology I've connected 3 PCs. PC1 is connected to PC2 via eth0 and PC3 is connected to PC2 via eth1. I can only ping between PC1 and PC2. I cannot ping between PC2 and ...
7
votes
4answers
64k views

Save Ping Output in a text file

I often have to ping servers for connectivity status. Is there a way to save the ping results (output) in a text file so that I can save entire day's ping results in a text file. I am using Windows ...
-1
votes
1answer
37 views

Can't connect to host by hostname

I have a problem which can be described by these four lines $ host example.com example.com has address 10.10.10.10 $ ping example.com ping: unknown host example.com As I see, hostname resolves ...
2
votes
1answer
18 views

how to determine which side causes the intermittent ping failure

Recently co-workers have been experiencing random connection drop problem with one of the servers. If I ping the server 10 times in a row from my windows client machine, I can see quite a few of ...
0
votes
3answers
2k views

iMac OSX “no route to host”

I have an issue with one of my computer on my network. It is an iMac running OS X 10.5.8. The issue is accessing certain websites. For instance, one of these websites is that the computer is ...
0
votes
0answers
32 views

Can't ping a host in the same network

So i'm setting a network of three PC's (PC1 - PC2 - PC3). PC2 eth0 is connected to PC1 eth0. And PC2 eth1 connected to PC3 eth0. I can ping PC2 with PC1 but i can't do the same for PC3. Also, are they ...
0
votes
1answer
2k views

Can't ping a client PC from a Windows Server 2003 R2 Server SP2

I recently installed a Windows Server 2003 R2 SP2, for a Kronos Workforce Timekeeper Server. Now, the server is able to connect to the internet, and I can ping its IP Ad from other PCs. However, ...
-1
votes
1answer
29 views

Using “ping” on a relative basis [closed]

I am very new to any technical stuff and just trying my hands on the good old ping. I was wondering what information can be extracted, if any, from studying the difference between ping results of two ...
1
vote
2answers
4k views

Laptop can ping, but not browse. Clean windows install. Telnet doesn't work. Not the network

The laptop is able to ping and tracert, but not browse the internet. I'll start by saying what I've already ruled out: It is a completely fresh windows install The network works fine for the other 5 ...
4
votes
4answers
28k views

ping can't resolve hostname, but nslookup can

ping tells me that it can't resolve some hostname ("ping: unknown host domain.company.local") in a URL but when I use host or nslookup on the same computer on the command line, the resolutions works ...
0
votes
1answer
25 views

ping: Ping one resource but response comes from another

I can't understand why I see this $ ping aaa.aaa.aaa.aaa PING aaa.aaa.aaa.aaa (aaa.aaa.aaa.aaa) 56(84) bytes of data. From bbb.bbb.bbb.bbb icmp_seq=1 Time to live exceeded From bbb.bbb.bbb.bbb ...
0
votes
4answers
30k views

“destination host unreachable” while ping attempt between 2 pc on 1 network

I have 2 computers in my network ones ip address is 192.168.2.31(PC-A) and the others is 192.168.2.33(PC-B). When I'm trying to ping from PC-B to PC-A it says: Pinging 192.168.2.33 with 32 bytes ...
7
votes
1answer
629 views

What is a safe ping frequency without it being considered a DDoS attack?

I am trying to chart the uptime of a server by regularly pinging it and Google and then comparing the ping times. I want to keep doing this over a period of—let’s say—a week. I am sending a set of 5 ...
0
votes
0answers
13 views

Destination Host Unreachable from own IP error / arp table not showing gateway IP

One of the Newtwork PC (PC A) giving “Destination Host Unreachable from own IP” error when pinging the another network PC (PC B). I have checked the arp table of PC A and it isn’t showing gateway ...
0
votes
0answers
40 views

Cannot TCP outside of local area network to Internet, but can ping machines on the Internet

TL;DR I can ping outside, can only TCP inside network. More details: I’ve been trying to fix up my dad’s custom built computer (Windows 7) I built for him. After a few months, the Internet got ...
0
votes
2answers
64 views

I can’t ping my router from the outer [closed]

I am trying to remote the server of my company from my home. I enter the router of the company and I get this info: Internet, IPv4 POST LuxFibre LAN1 NG, IP address: 10.244.149.239 But I also ...
1
vote
4answers
303 views

Can I measure PING time between two other computers?

I am investigating a perf issue in the field. Typically, there just isn't enough bandwidth for my app to be speedy. Typically the way it works, is that I ask to Terminal (via VNC or WebEx) into the ...
1
vote
2answers
87 views

can't ping, can't browse, just one site, not dns

Ok this is a new one for me cuz i can NOT browse and also NOT ping and it's just one site but the site is up and it happens from 3 different computers (all windows 7) behind my router-cable_modem. ...
0
votes
0answers
26 views

Can't access server using hostname from other PCs on the local network (OEL6)

I have an Oracle Linux 6.6 Server, namely oradb12c. I cannot ping, reach, connect this machine from local network using its hostname, but I can ping, reach etc it from local network using its ip ...
0
votes
0answers
39 views

Can't browse steampowered.com

Surface Pro 3 i5 4GB RAM, Windows 8.1 Chrome 41.0.2272.101 m When I open the steam store or other steam sites (e.g. steam community) it takes absolutely ages to load. This carries over to steam ...
11
votes
3answers
27k views

Can you get a reply from a HTTPS site using the Ping command?

I tried using the ping command on a https page, but the message says that ping could not find the host. Is there some issue regarding ping and https?
17
votes
1answer
2k views

Pinging different IP address than what I entered [duplicate]

Can anyone please explain why CMD pings a different IP address than the one I am searching for?
16
votes
9answers
114k views

Why do I get “General Failure” when pinging host name on a Win 7 node on the network?

This is a very peculiar problem with a station on our network. The client pc is running Windows 7 Pro. What makes this problem interesting is that this client is the only node on the network that ...
0
votes
1answer
2k views

Is it possible to tunnel ICMP over TCP?

I don't want to tunnel TCP over ICMP (as ptunnel does), I want to go the other way around. I'm in the situation where I have TCP (HTTP) connectivity to a machine but an internal firewall over which I ...
0
votes
0answers
54 views

Mikrotik RB 951 unable to ping LAN and Internet

My Mikrotik RB951 has the ether1 interface configured as a DHCP client and connected to the LAN DHCP server. It gets served IP address automatically but is unable to ping other devices in the LAN and ...
0
votes
1answer
21 views

lose connection in one way on local network without firewall windows server 2008 r2

we have 2 computers in our local network a few day ago we encounter an wired problem sometime network connectivity from computer one to computer two lose and we can't ping computer two from computer ...
0
votes
0answers
46 views

Occasionally got “Request timed out” when trying to do ping test on a LAN server. What likely will be the cause?

I want to troubleshoot what causing the connection unstable between workstation and server in a LAN. When i try do the ping test, the reply sometime “Request timed out.” Any idea what likely the cause ...
0
votes
1answer
28 views

Pinging a cellular router

I have a cellular router that currently has a 3G SIM card plugged into it. I'd like to be able to access the devices behind my router by sending and receiving data over cellular WAN. As a first step, ...
3
votes
3answers
7k views

Ping from windows 7 get no reply but sets errorlevel to 0

From a Windows 7 machine, I ping an IP address of a turned-off machine. C:\>ping 192.168.1.222 Pinging 192.168.1.222 with 32 bytes of data: Reply from 192.168.1.222: Destination host unreachable. ...
0
votes
0answers
24 views

Why would RDP only work while pinging the machine?

I've got a Windows 7 machine that I can successfully ping at any point. However I can only connect to it via RDP while also pinging it - if it isn't being pinged, the RDP connection will time out. ...
0
votes
0answers
23 views

wifi connected laptops high ping inside lan older computer ok newer computer no

interesting one, when on wifi my computer is an older laptop I ping to another older laptop pings are good time= single digits but when I ping other newer laptop pings not good time= mostly 3 digits. ...
0
votes
0answers
10 views

Ping times on constrained systems

I have got 2 laptops (a, b), a raspberry pi (c), and another embedded system (d) connected to an Ethernet switch. There are some differences in the ping times. a pings b: 0.578 ms a pings c: 1.1 ms ...
0
votes
0answers
25 views

VirtualBox guest can be pinged fine but pings with high packet loss

I've got a VirtualBox guest Ubuntu 14.04 LTS Server running on an OS X Mountain Lion host. The host is hooked up with both wired and wireless and therefore has two IPs; the guest is configured to use ...
1
vote
0answers
12 views

Two program on different VMs experience reply timeouts unless pinging

I've encountered a very odd issue. I've got 2 VMs, each running an identical program (a pub/sub middleware). The programs have to communicate by sending an event from and to each other. The program ...
0
votes
1answer
53 views

how does ping -W work

I want to try to use ping to detect if a server goes down. So the idea was to have something ping forever, and then if ping ever timed out( -W flag) it would return and I'd be able to detect it. But ...
0
votes
1answer
65 views

Using the Ping command with VLAN IP's

I created a new VLAN IP for a machine using vconfig add eth0 22 Then I did a: ifconfig eth0.22 192.168.3.2 netmask 255.255.255.0 up`. After this, when I do a ping 192.168.3.2 it's successful. ...
-3
votes
1answer
47 views

How come I can't ping a computer on the same network?

I use a MacBook Pro (Retina), and using my old MacBook Pro, I can ping my MacBook Pro (Retina) successfully. And I can also ping my MacBook Pro from my MacBook Pro (Retina) successfully (all in the ...
0
votes
1answer
43 views

How can I ping computers on another network?

I can successfully ping a computer on the same wireless network as me using the ping command in Terminal, however when I try to ping computers on outside wireless networks using their external IP ...
0
votes
0answers
156 views

Selective ping error

As you see below some sites do load and ping successfully others has to be opened using proxy such as "filterbypass" Would this be routing problem or the DNS resolver/ firewall behind ...