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

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5
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4answers
5k views

How can I monitor my ISP's connection quality over time?

I've got a very bad ISP and want to monitor the connection quality over a month's time. At the moment I just wrote a script which logs ping requests to Google's DNS server 8.8.8.8. How can I do ...
9
votes
5answers
32k views

Pinging a machine on my local network gets an 'unreachable' response from my own IP address?

Edit for future readers who get here from google: This question is now the top google result when searching for 'destination host unreachable from my own ip address'. If that's how you got here, then ...
0
votes
1answer
33 views

Pinging between two different vm's with different subnet on same host

I am running a windows machine and i am running virtualbox on it I have two VM's for cent os. I want the two VM's to ping each other but they should have different subnets. I am not really sure how ...
0
votes
0answers
10 views

Windows 7 connection to one friend in particular both on virgin media in the Uk [on hold]

A friend and I always have a bad connection when playing games. We both have a good connection and connecting to other people is fine. It worked fine until a couple of months ago. I can't think of ...
0
votes
0answers
25 views

Can 'ping' requests still be used for a DoS attack?

I was reading this question, and couldn't help noticing this part of one of the answers: On the Internet, ping of death is a denial of service (DoS) attack caused by an attacker > deliberately ...
0
votes
2answers
481 views

Can't access my computer after installing VirtualBox on it

There was a similar question 2 years ago, but everyone confused guest/host OS. After installing VirtualBox on my Windows 7 box, I can no longer ping it or access it from anywhere within the LAN. ...
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 ...
1
vote
0answers
46 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... ...
0
votes
1answer
502 views

Ping outside LAN not working with Mikrotik router

I try to ping outside internet from Mikrotik terminal but I can't. I have Mikrotik routerboard 750GL. I tried to ping gmail.com, It's IP is: 74.125.236.53 ping 74.125.236.53 I got output: ...
8
votes
3answers
24k 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 ...
0
votes
0answers
15 views

kernel upgrade causes ping to fail

I am facing some strange problem. I compiled the latest linux kernel and used "make localmodconfig" to create my .config file. In the new kernel "ping google.com" does not work. However the following ...
0
votes
4answers
20k 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 ...
0
votes
1answer
11 views

Network between three guest OS on linux

I need to create a network between three guest OS (ubuntu), one of them have to be smth like router between two others. See scheme below: [A] eth0(ip 1.1.1.1)-->(net1)<--eth0(ip 1.1.1.2) [B] ...
0
votes
1answer
18 views

www0.sun.ac.za replies to pings?

I am working in a hosting environment. I was troubleshooting a dns issue and meant to ping www.sun.ac.za (local town university) and made a typo while specifying the host. I specified www0.sun.ac.za ...
79
votes
7answers
7k views

Is it possible to ping an address:port?

I am not into networking, and I have the following question related to the Linux ping command. Can I only ping an address? For example: miner@raspberrypi ~ $ ping onofri.org PING onofri.org ...
1
vote
2answers
2k 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 ...
1
vote
4answers
723 views

pings for unknown hosts ping 8.15.7.100

Running Ubuntu 9.04. I can ping hosts all day long but when I try to ping a host that doesn't exist, it instead sends pings to 8.15.7.100, which turns in to packet loss, but I'd prefer it if it told ...
1
vote
2answers
81 views

What is 67.63.55.3?

On my Mac, if I ping a single-word domain, I see: PING asdfsad (67.63.55.3): 56 data bytes 64 bytes from 67.63.55.3: icmp_seq=0 ttl=241 time=93.308 ms 64 bytes from 67.63.55.3: icmp_seq=1 ttl=241 ...
-1
votes
0answers
45 views

I won't open some websites on my MacBook Pro. What could be an issue?

For example some-websites.com. If I put it to the browser, I get this: I know about 3 other websites that returns the same "error". If I try ping in terminal, I get this: ... Request timeout for ...
-5
votes
0answers
22 views

What is akamai.net? [duplicate]

While investigating network problems with Wireshark, I found, that have a lot of data conversations with some servers in domain akamai.net. Today I found, that it can relate with microsoft: ...
0
votes
1answer
46 views

Cannot connect to or ping network printer

I've just bought my first network printer and I'm having problems setting it up. I've walked through the setup procedure, and it's correctly connected to my home wifi, and it can connect to the ...
3
votes
1answer
26 views

ping -s values on Windows NT 6

Windows NT 6 (Server 2008 R1 32-Bit) offers -s Count : Specifies that the Internet Timestamp option in the IP header is used to record the time of arrival for the Echo Request message and ...
0
votes
2answers
5k 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 ...
2
votes
4answers
1k views

A better way to monitor my internet connection other than ping

edit: despite the very good answer I once accepted, now I'm look for a simpler tool that requires no installation or preparation. Something like a ping with a timestamp would be of great help already. ...
1
vote
2answers
2k views

Ping fails to find host but NSLookup resolves okay

We have an intermittent problem on Windows 8 whereby Ping fails to find the host but NSLookup resolves it correctly. Ping host1 - fails with ping could not find host Ping host1.domain.local - also ...
1
vote
1answer
35 views

Unable to ping from local os(operating system) to virtual machine(vm ware) os( both on a same machine).

I am unable to ping from my windows 7 to virtual machine (ubuntu 14) which is installed on the same system or vice versa. But form other system i am able to ping and everything is working fine. What ...
0
votes
0answers
47 views

I can't ping google, local ping is okay, resolv.conf is okay

I use Debian7 image under VMware player for Windows 7. All was okay. Pinging google was okay. But after resuming the Linux machine, something happened with network connection. After some playing with ...
0
votes
2answers
46 views

How to monitor changes in the frequency of network latency spikes over time?

I'm currently trying to troubleshoot an issue with my network in which I get latency spikes up to 200 seconds (normally around 50 secs) in an apparently random way at apparently random moments of the ...
0
votes
1answer
46 views

Online computer not responding to pings

I was doing a bit of scanning on my network lately, knew all the hostnames to each computer connected. But whilst pinging one of them ping returned Request timed out.. This is strange as I know the ...
4
votes
2answers
243 views

Why does my ping command (Windows) results alternate between “timeout” and “network is not reachable”?

My Windows is in Spanish, so I will have to paste console outputs in that language (I think that translating without knowing the exact terms used in english versions could give worse results than ...
1
vote
1answer
55 views

Can ping localhost but can't browse

I know this is a pretty common question but I did my research and couldn't find a solution for this issue. I'm configuring a development application server and I came to the point where I can ping ...
0
votes
0answers
46 views

Ping results “echo'd” out to a text file on Windows XP machine has unusual character rather than the expected outcome

I have a Windows XP machine on which I would like to ping another machine and send the output to a text file for review at a later date. This is quite a standard question with several answers on this ...
1
vote
1answer
36 views

Ping of 2 VMs does not work

I installed 2 VMs on a VirtualBox. I used Host Only NetWorking and NAT. VM 1: Windows XP with the following network settings: VM 2: Ubuntu Server 11.04. Network Settings: when I ping a given VM ...
0
votes
0answers
33 views

Ping exit code and python

I am using os.system ("ping 192.168.178.5") command to ping a machine. Funny thing is, I get exit code 0 even if ping fails. How can I get something that tells me the ping failed/host is offline?
0
votes
0answers
24 views

Machines in my local network can ping my machine only if I ping that machine

I have Lenovo G580 laptop with Centos 5.9 installed in it. My machine is accessible by some machines in my network, but many machines(both windows and linux) are not able to access my machine. But ...
3
votes
1answer
71 views

Can't ping printer on one computer, can on the other

I'm trying to ping a printer with a manual IP address of 192.168.1.5 on a 192.168.1.0/24 network. I have two computers and a printer with the following ip settings: Windows 8: IP: 192.168.1.100 ...
2
votes
2answers
263 views

Can only ping on LAN, not internet

I have 2 computers running Ubuntu 12.04 connected to a router on the 192.168.3 subnet. This router is connected to another router via the first router's modem port, so the 192.168.3 router has access ...
3
votes
3answers
14k views

How can I get ping timeout below 1 second?

I have a web application that runs through thousands of IP addresses and checks if they're online. Basically, if a server uses more than 250ms to respond, it's considered offline in our case. It would ...
0
votes
0answers
17 views

Ubuntu: Gateway does not forward broadcast PING

I try to set up a test environment using Ubuntu VMs to generate IDS data for the Smurf attack. For that I need broadcast PING to work. The setup is pretty simple. There is a victim network and an ...
5
votes
1answer
909 views

Why does it take longer to ping by hostname than by IP address?

I've noticed that pinging by hostname is slower than using the IP address. For example, in the Linux command line: $ time ping google.com -c 1 PING google.com (150.101.213.160) 56(84) bytes of data. ...
1
vote
2answers
61 views

Loopback address set for facebook and youtube

I have Windows 7 laptop. I can not access facebook and youtube. It is a office laptop and Symantec Antivirus is installed with centralize management. If I ping both the site like : ping ...
0
votes
2answers
109 views

From where does I get a reply if I ping broadcast address 255.255.255.255 from a router

When I do a ping to the broadcast address, I get reply from self-loopback 127.0.0.1. Is this scenario correct or should I get reply from the longest-prefix IP? ping 255.255.255.255 PING ...
-1
votes
0answers
32 views

MacBookPro can ping only other laptops on a network, can't ping printers or a time capsule.

MacBookPro 10.9.2 does not ping the printer (Canon MX870) and Apple Time Capsule if connected by WiFi. However, at the same time this laptop can ping other laptops on the network and the router ...
0
votes
0answers
91 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 ...
0
votes
0answers
38 views

Is it possible to “ping” an embedded device connected through a JTAG interface (USB)?

I currently have an atmel at91sam7x256 embedded device that is connected to my Windows machine through a JTAG interface of USB type. I am having difficulties getting the ethernet port to work, and ...
1
vote
1answer
50 views

Difference between DNS and /etc/hosts in name resolving during an HTTPS request

My question is: what is the difference between DNS and the static resolution method based on /etc/hosts in name resolving during an HTTPS connection? In order to connect to a site using https the ...
0
votes
2answers
75 views

ping behind firewall, success for some hosts, fail for others?

I'm under firewall, I can ping to some hosts but not to other hosts my IP addresss 172.19.7.111 mask 255.255.240.0 I can ping to host 172.19.2.111 (that I discovered with Angry IP Scanner) but not ...
17
votes
8answers
71k 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 ...
2
votes
2answers
5k 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. ...
3
votes
7answers
8k views

Why does the PING command in my batch file execute in a loop?

I created a .BAT file in Windows 7 that has the following line: PING XXX.XXX.XXX.XXX -t (XXX replaces the actual IP number). However, when I double click on this batch file, I can see the PING ...