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

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25 views

Why is ping time to two ip address location fairly close to each other so different?

I am based in India and I am using rackspace virtual server in Hong Kong. Also, I am communicating to a external website hosted in Hong Kong. So, there are three computer end-points to consider as ...
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18 views

Mac OS LACP Connection Can't Ping Certain Hosts

I have a Mac OS Machine that I've set up a LACP connection with a cisco SG300. bond0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 options=23<RXCSUM,TXCSUM,TSO4> ...
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106 views

How do we get statistics from a continuous ping in PowerShell?

In Windows command prompt, when you Ctrl-C out of a continuous ping, the terminal will display the statistics: Ping statistics for ::1: Packets: Sent = 6, Received = 6, Lost = 0 (0% loss), ...
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324 views

Can ping but can't access certain site

I'm having problem with accessing certain website and I do not have any clue where to check. I'm trying to access www.jobsdb.com, and this is the error message - This page can't be displayed. ...
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1k views

Windows: ping's timestamp option

The Windows "Shell" (cmd) provides the following option for ping: -s Count : Specifies that the Internet Timestamp option in the IP header is used to record the time of arrival for the Echo ...
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3k views

PING: transmit failed. General failure windows 8.1

i have problem which i could not figure it out how to fix it , i run in windows 8.1 connected with wifi . when i open CMD and ping whatever address localhost, my router ip , 4.2.2.4 i get this ...
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282 views

'ping git-scm.com' returns 'ping: unknown host git-scm.com'

Since a couple of days ago I'm not able to access git-scm.com and when trying to ping to the domain: ping git-scm.com I get a: ping: unknown host git-scm.com How can I check for errors in my ...
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337 views

Slow Airport Extreme -> Cable Modem ping time

While I currently have the new Airport Extreme router, I had the same problem with my previous router as well (which was a Netgear running dd-wrt). The setup is extremely basic: I have a cable modem ...
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155 views

curl works but ping/urllib2 don't, in a virtual machine

I have a Crunchbang 10 VM running on VirtualBox on a Windows 7 Home host. I have a python script that uses urllib2 that was failing, and discovered that: ordinary browsing and curl work normally on ...
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931 views

Firewall blocks ICMP even with Allow rules, even when disbled

Sometime early October (right after update Tuesday???). My Window 7 home machine stopped responding to anything incoming. Effectively breaking iTunes, Sonos, TiVo Desktop, RDP etc. But all those ...
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11 views

Some of my clients report a route change when they reboot\refresh their IP?

I made a gaming server recently that hosted by my ISP. Some clients report a change or improvement in ping/latency times from 50ms to 20ms by rebooting their modem/router to get a new IP address, and ...
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24 views

How to connect two different WiFi protocols on same laptop?

I am trying to run 802.11a and 802.11p WiFi on one laptop using shell scripts. I am getting all connections when I am doing "iwconfig" ( all connections means Wlan0 having 802.11p WiFi and Wlan3 ...
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47 views

Pinging an address shows request timeout

I am totally a newbie of Linux trying to remotely log into Debian from OS X via SSH. After installing OpenSSH on the server, ssh -vvv ***.***.***.165 gives the following output: debug1: Reading ...
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54 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 ...
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36 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 ...
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16 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 ...
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158 views

Can't ping over VPN from Virtual Machine in Azure

I've setup a VPN connection from Azure to my local network. I can ping an Azure machine from my local network, but cannot ping a local machine from my Azure network. I've got the firewall on my ...
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184 views

Interface can see ARP packets but can't see the ICMP echo requests

Moring SuperUsers, got my self into a pickle. I have to servers, os-net and vmhost3, connected together via a cross-over cable on their respective 10Gbps interfaces. Both servers are running Ubuntu ...
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143 views

Why would wifi router suddenly start having a bad connection for only one of the connected devices?

My home connection consists of two OSX Mavericks laptops connected to a Motorola box that functions both as a wifi router and a cable modem. About a month ago, we started seeing problems. The ...
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49 views

Strange traceroute on home network

In our home network (with a central AVM FritzBox as an internet router and central switch) connection gets lost from time to time to some of the devices. If lost, no ping is possible any more and ...
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443 views

PING domain is very slow but NSLookup is instant, website takes a long time to appear

My Internet is behaving very strangely the last few days, DNS resolution is very slow, PING domain can take a minute - sometimes the there's no delay for a period of time. PING IP address and ...
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742 views

Can ping facebook but not access

I live in Canada, and run a windows 8.1 laptop, primarily using Google Chrome version 35.0.1916.153 m. Within the past week, I find myself no longer able to access www.facebook.com with my laptop... ...
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649 views

Why can I only ping if my command prompt is running as Administrator?

I have a problem where, if I open a command prompt and try to ping a server, it gives me the following error: PING: transmit failed. General failure. However, if I run the command prompt as ...
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25 views

Losing first hundred pings

My internet connection seemed slow, so I did: sudo ping -f www.google.com The strange thing is that I see I'm losing the first couple hundreds of pings, but after that it behaves as it should ...
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321 views

What does time delay in pinging signify?

My internet connection was not working fine. So I ran a ping test. In command prompt I entered ping 192.168.1.1 -t (that is my default gateway). Observing the response I noticed that the round trip ...
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122 views

why the ping doesn't get a reply?

I have an embedded board that has the CFE, a minimal loader. I have a host machine - linux FC16, where I am running a dhcpd server. My interface is p3p1. Here are the details of the ifcfg-p3p1. ...
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101 views

Vista PC will not respond to pings on home network

I need some help with file & printer sharing with Windows Vista. Home Network called is named WORKGROUP Router: Belkin N150 Wireless Router 3 PCs: Win Vista Home Premium Desktop 64bit - ...
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304 views

Cmd error Ping command cannot find the host

When I type in the following on my command prompt: ping www.google.com It displays as Ping command cannot find the host, but my internet is fully functional and I can access the page. Please help. ...
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99 views

Mavericks: ping resolves differently from dig

I have BIND9 running on my MBP with a zone for the TLD dev. I then have /etc/resolver/dev setup with the line nameserver 127.0.0.1 so that resolution for that TLD only is performed using my local BIND ...
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87 views

Cannot connect to my win 7 machine

When I ping a windows 7 machine from my win 8 tablet: C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC>ping alwyn-hp Pinging alwyn-hp.gateway.2wire.net [127.0.0.1] with 32 bytes of ...
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50 views

SSH acting up on mac

I have a problem with a mac remote server I can ping it, but every time i try to ssh to it, it can't find a route to host. After that error i can't ping it for like 5-10 minutes, but then the ping ...
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659 views

Ping takes a very long time to start

The internet on my mac keeps slowing down and I'm struggling to diagnose the problem. Other identical machines on the same network aren't suffering from the same problem. After a reboot the internet ...
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277 views

What does it mean, if no response for ping (not even timeout)?

I'm trying to ping a VM from KVM Host over the bridge (maybe this informations is redundant). And there is no response to the ping, not even "host unreachable" or "timeout" What does it mean? Update: ...
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434 views

http ping to restart service

This tool checks if a website is offline or not. http://www.coretechnologies.com/products/http-ping/ I'm trying to create an automated process to run that file and check domain.com, if pinging fails ...
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78 views

Unable to ping just 1 computer on the network

I have 2 computers on the network (Computer A & B). There are also other computers on the network. From Computer A I am able to ping all other computers on the network except Computer B. ...
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150 views

Youtube buffering weirdness

sometimes I have problems when loading some youtube videos. To settle the obvious: when running these tests, I was the only one actively using the internet connection in the home and there was no ...
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226 views

Under what circumstances does the scp command fail?

I have two linux(redhat 5.6, 64 bit) servers(hp proliant 380p g8), server1's eth0,eth2 bonded to bond0.Similarly server 2's eth0,eth2 bonded to bond0. server1's eth0 connects to cisco(3560 catalyst) ...
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259 views

Artificial network delay tcp/udp (bigger ping) for defined application? (windows)

I have a game where people can easy detect who i am looking at my ping, i want to make my ping highter. How can i set network delay for all network connections for defined application?
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428 views

suse linux 11 unable to ping target machine

i have four suse linux servers siting on different lan. they are connected by a router and it is configured to allow these machines to ping one another. default routings have been added to all these ...
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240 views

Request Timed Out if pinging some websites

I am puzzled in this situation. My computer is able to open some websites but not everyone. For example it is able to open Google and Facebook but not Yahoo and Microsoft. I tried to ping Yahoo.com ...
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368 views

Why my computer is not accessible over internet?

I connect my computer to internet through my airtel mobile (3G). This computer has no firewalls ON at all, neither OS's (XP) firewall nor any Anti-Virus's Firewall. ICMP also enabled. Why can't i ...
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104 views

One sided ping on VM

I have my PC (Windows 7) and a Virtual machine running on it with VM Player (Windows XP). I have a server running Windows 7 and virtual machine with Windows XP and oracle instances. PC - ...
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365 views

Ping Flooding in router log

I've had recently a period of repeated disconnections from my router with connection problems. I checked my router log I found several Ping Flooding entries all originating from the IP 69.171.227.232 ...
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393 views

Why do pings to my router take to long? Could it be CPU?

I have an Ubuntu server that is running as a router. The internet will be really slow a lot of times so I checked the ping to the router and it will go up to 1400 at some points. I have top, iftop and ...
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301 views

Is there a utility to ping a server using aliases in ssh config (instead of /etc/hosts)?

I'm trying to standardize my server aliases across projects by linking together ssh config files that I can keep under version control. I'd like to be able to just define machine aliases along with ...
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515 views

Cannot Resolve Host Or Access Website Through Router

This is weird. I am on Windows XP with Edimax BR 6204Wg. I have 3 devices - 2 laptops and 1 smartphone. 1st laptop and smartphone are connected through WiFi to router and 2nd laptop is connected ...
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1k views

What to do if people can't ping me?

Today, I installed my new router so I can connect my other pc and my ps3. In my network, there are some other computers these are connected with each other through another router. So I have one modem ...
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33 views

How to force ping to actually send packets out of the NIC?

I'm working on an FPGA based packet capture and timestamping device. In order to test it, I want to try pinging through it. My computer has two dual-port 10G NICs installed and I have 3 ports ...
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29 views

Cannot connect to router's admin interface when WAN cable is plugged into router

I have an ASUS RT-N10E router, with the latest firmware and I'm having, for the second time, this problem: The internet connection suddenly dropped, while I was using VirtualBox. When I tried to ...
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81 views

scp ssh: connect to host 10.0.0.109 port 22: No route to host lost connection

I use SCP command on Linux Debian to transfer a file to my colleague via LAN. But I encounter the problem: $ scp filename.file username@10.0.0.109:/tmp ssh: connect to host 10.0.0.109 port 22: No ...