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

learn more… | top users | synonyms

1
vote
1answer
171 views

How far a loopback packet sent from an application layer goes on TCP/P layers?

Assuming that I want to check if my ethernet card is working fine, if I send a ping from a cmd on Windows, how far the sent packet will go? I mean, the packet will fall down over all the TCP/IP layers ...
0
votes
1answer
560 views

How to ping ip dslam which is in other subnet

I want to ping ip dslam, which is in another subnet The connection is like this: MyPc-----Rj45----------Adsl2+ Modem---------Rj11-------Dslam ...
0
votes
2answers
1k views

How to check if Windows machine is online by IP without ping?

I have Windows Machine, and its firewall rejects ICMP pings, so just testing the machine using ping IP doesn't work even when the machine is up and running. How can I find out if Windows machine is ...
2
votes
1answer
16k views

How can one machine ping another, but the reverse ping doesn't work

I've got two VMware Workstation virtual machines running ... Virtual A can ping the host laptop most of the time, other real machines on my home network all of the time, but it gets a "request timed ...
1
vote
2answers
4k 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
2answers
349 views

Ping to router not possible from ssh connected machine

I have a ubuntu pc with openssh server installed in my home network. I can connect via SSH to it without any problems. Being connected, every bunch of minutes this machine is not more able to ping ...
0
votes
0answers
368 views

On ping first packet fails

I am trying to ping a virtual machine.The first packet always fails and rest all packets are recieved.The DNS of the virtual machine is configured manually.Can someone help on what can be the issue
1
vote
1answer
798 views

When pinging, the ping responses come from random domain names, but the same IP address?

When I ping a site, I get ping responses from random domains. You can see this in the paste below. I started a ping, and surfed around a few sites, and the domain keeps changing. I've also observed ...
4
votes
1answer
1k views

linux ping not actually sending 1 packet per second

I've been experiencing some odd behavior. While on a congested wireless network I run $ ping google.com I expect one packet to be sent out each second and only some of them to come back with a ...
1
vote
1answer
956 views

Why can my two computers on the same hub not ping each other?

I have a pair of Windows XP computers that are connected by Ethernet cables to the same hub and they are in the same subnet (10.1.10.0/24), but they cannot ping each other. When I do attempt the ping, ...
1
vote
1answer
2k views

Why can't Wireshark read packets from ping?

I have Wireshark started, then I ping an IP address. But Wireshark is not picking up any packet sending to or receiving (echoing) from the destination address. Why? Is ping "protected" from being ...
0
votes
1answer
433 views

CentOS - Hostname showing as my hosting provider, not server

I've recently purchased a new server, it's set up and configured with CentOS 5.7 and cPanel/WHM. DNS resolves correctly when accessing websites that point to the server, however, there is a problem ...
0
votes
0answers
763 views

Super High Ping Rates to Router (That randomly happen)

For the last 2 to 3 weeks I am getting extremely high ping rates to my router and it randomly seems to happen. I have recently bought freephoneline.ca which is a voip solution that can be hooked up ...
0
votes
3answers
798 views

why can I ping any word and get response? (i.e. cake)

I have a 3D printer hooked up to a business class network. For some reason I found that I can ping any word and get a response from a specific ip address (always the same number). The printer's ...
1
vote
1answer
4k views

Cannot RDP, Ping, etc to Amazon EC2 Instance

I've been trying to ping an Amazon EC2 Server on the Free Tier. I created a: Windows-2008-SP2-i386-Base-2012.01.12 (ami-fed396ac) Description: Microsoft Windows 2008 Datacenter 32-bit AMI ...
0
votes
2answers
755 views

Timeout while testing MTU via ping

I tested it on Windows 7 and Ubuntu 11.10 with MTU size 1500B. IP packet - 20B ICMP packet - 8B 1500 - 28 = 1472 So maximum packet that I could ping without fragmentation is 1472B, and this is ...
1
vote
1answer
162 views

pinging wireless clients is gambling

For browsing the internet on all computers in my house, I've setted up a small home network some months ago. Internet works perfectly everywhere, but I have some odd problems with communication ...
0
votes
3answers
2k views

Networking - i want to prioritise traffic on a sky router without QoS

I have the timeless issue of being the 'gamer' in a shared house on a highly contentious Sky internet connection and i want to do something about it! (can't come home from a hard day at work and ...
1
vote
1answer
3k 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... ...
0
votes
1answer
489 views

iPhone can't connect to internet on other subnet, but other computers can

Here's my setup; I'm a router newb so I don't completely understand the intricacies of my configuration - but suffice it to say, I've set it up this way so that anyone who's connected to Router A ...
1
vote
2answers
880 views

Can't ping Linux IPv6 address from Windows XP

I gave an IPv6 address to my SUSE Linux machine on a VirtualBox VM with ifconfig eth0 inet6 add ... I can't ping that address from Windows XP (vice versa) The address of the Linux machine is efbb::26 ...
1
vote
1answer
1k views

Why are computers not seeing each other over Wifi?

There is 2 computers here, 1 is running Debian 6 and one - Windows XP. They are both connected via Wifi but cannot ping each other. But, when one is connected via a wired connection, I can ping the ...
2
votes
2answers
1k views

target IP address is same as source IP address in ping ARP request

I am working on wireless driver. But I feel this question is just a general network question. I saw strange content of the first ping packt, which is an arp request, where the target IP address is ...
0
votes
3answers
983 views

Cannot ping a device with an IP

I have a device (an handheld gauge with display) that has a ethernet cable allow transfer of data to the computer. I wired the ethernet cable to the computer. The device can ping itself to be ...
0
votes
1answer
334 views

Is it possible to get communication work both ways in Virtual Box with NAT (not bridged) on Windows 7 host?

I have set up a virtual machine with Virtual Box. But I cant ping the virtual machine from the host Windows 7 if I have NAT on the virtual machine. I know it works with bridged but I would like it to ...
1
vote
1answer
495 views

Second ping within 30 seconds of the first always fails

I ping a host: $ ping 8.8.8.8 PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data. 64 bytes from 8.8.8.8: icmp_req=1 ttl=47 time=53.8 ms 64 bytes from 8.8.8.8: icmp_req=2 ttl=47 time=54.2 ms 64 bytes from ...
1
vote
1answer
1k views

Can't ping parallels win xp vm from osx

I'm not sure why, b/c I thought this was working b4, but when I have my Parallels Windows XP vm on bridged network I still can't ping the machine.. The Default Gateway is the same, and the osx and ...
1
vote
1answer
2k views

Able to ping localhost, but cannot connect via my browser

I've seen similar questions, but couldn't find any answers for my problem. I'm using Windows 7 and Wamp for website development, and it was working fine until a couple of days ago. Now it won't let ...
5
votes
1answer
4k views

Packet sizes for ping and traceroute

Why is a ping packet's data length 32 while a traceroute packet's data length is 64 bytes? Is there any reason for that? Or are there any advantages for this difference?
1
vote
2answers
449 views

Wireless randomly cuts out for a few seconds

I have two laptops in front of me, running continuous pings to my gateway (router) and to google. One computer pings both targets fine and doesn't time out. The other computer, an Asus G73JW laptop, ...
0
votes
1answer
544 views

VPN for specific UDP ports?

My ping to DotA 2 servers (online video game) is very poor in afternoon hours. My ping usually go as high as 300ms or even more. I tried to use OpenVPN with my dedicated server my ping decreased to ...
0
votes
1answer
145 views

Is there any way to monitor the health of my Internet connection?

Is there a way I can log the health of my Internet connection like pinging a server then making a log/graph where I can see when my Internet connection were down??
0
votes
2answers
389 views

Can't access network shares from a specific computer on my home network

I'm trying to connect to the Windows share on my laptop from my main PC, but the laptop doesn't respond to ping (I ping by IP, get timed out). I can, however, ping the main PC from the laptop, and ...
0
votes
1answer
279 views

Determining cause of TCP/IP connect issue

I need HTTPS access to the host ws.betaqxl.com, but connect fails: :: curl -k -v https://ws.betaqxl.com * About to connect() to ws.betaqxl.com port 443 (#0) * Trying 91.204.81.183... Timed out * ...
1
vote
2answers
2k views

What could cause my LAN Pings be greater than 100ms?

I have 2 servers (Both: Windows Server 2008, Dual Xeon 2.8Ghz, 32GB RAM, 8 x 15k SAS Drives). One of them is a DC / Web server / Exchange Server, the other is a SQL Server (2008). I have a 48 port ...
1
vote
1answer
155 views

Does it matter if a RF television cable runs in the same duct as my internet Cat5e UTP cable?

At my home I have a UTP cat5e cable with at least 50 meters that comes from the switch on my dad's office that occupies the same duct as the coaxial RF cable to my television when both arrives at my ...
1
vote
3answers
8k views

Why is ping.exe is using all my CPU?

I use Windows XP Professional, with Norton anti-virus. A few days ago I spent some time reviewing the services running under svchost as this was hogging the CPU, using Process Explorer. Seemed to ...
0
votes
2answers
10k views

Ping works while telnet fails

I have a Windows 2008R2 Server named SERV1 connected to a Unix machine UNI1. I can ping but I can't telnet. I have installed the telnet client on server R2. I disabled the Windows Firewall on R2. ...
1
vote
1answer
987 views

Windows 7 can't ping an IP

I am unable to ping an IP address on a Amazon EC2 instance. When I do it from a Mac or Linux machine, it works just fine. But, on Windows 7 it doesn't work. I've tried turning off the firewall, but ...
2
votes
3answers
3k views

Linux: How to monitor incoming pings

Can I somehow monitor incoming pings on a Linux machine? netcat doesn't seem to support that.
0
votes
2answers
854 views

Modify output of ping to text file into a single line

I am using a loop and this command to display my ping result in a text file: ping.exe -n 1 xxx.xxx.xxx.xxx>> trace.txt The result is 8 lines of code! Pinging xxxxx [xxx.xxx.xxx.xxx] with ...
6
votes
1answer
11k views

How can I perform a ping every X minuts 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 minuts before command ...
0
votes
2answers
660 views

How do I get computers to respond to ping in Linux?

I'm a newbie and I'd like to know about the Ping command on Linux (I'm using Ubuntu 11.04). After pinging a PC on my network, how can I make the target PC respond to my ping calls? I can see that the ...
0
votes
1answer
751 views

ping request timed out one way

I have two systems in my office LAN. One is running Fedora and the other windows 7. I can ping the windows machine from the Fedora machine but I am unable to ping the Fedora machine from windows ...
0
votes
1answer
66 views

How to test the connection speed of a list of hosts?

The background is that I want to find the fastest mirror for CTAN. And I don't want to ping their addresses one by one. I searched this on google and found netselect. However, this seems not work on ...
0
votes
2answers
9k views

Enable Ping in Windows 7 Firewall?

Serverfault tells that the new syntax to enable ping on Windows Server 2008 is netsh advfirewall firewall add rule name="ICMP Allow incoming V4 echo request" protocol=icmpv4:8,any dir=in ...
0
votes
1answer
168 views

connect domain-joined Windows 7 laptop to another non-domain Windows 7 laptop

I've the following issue - Computer A: Windows 7 Enterprise OS and part of a domain Computer B: Windows 7 Home Premium and not part of any domain (in the default "WORKGROUP" workgroup) I'm able to ...
0
votes
1answer
2k views

Can I ping/send ICMP through TOR?

Is that possible? Does Tor use Application Layer SOCKS4/SOCKS5?
7
votes
3answers
22k views

Can't ping but can access internet just fine?

I'm wondering if anyone has ideas on this one, since it's a first for me. I can access the internet just fine with a browser, but using PING or TRACERT from a command prompt just shows requests ...
1
vote
1answer
4k views

How to solve request timed out? And why am I getting this error?

I am having issue with my net connection. My net connection gets disconnected at times. Online gaming faces lagging issue. It was 1st noted after modem firmware was updated by the ISP ...