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

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subdomain Dyn DNS timeout, got ping but get browser timeout

For my Dyn DNS at dyn.com, I have one hostname "mra.dnsalias.net" that I created a while back, but did not have the wildcard checkbox specified, which would map "*.mra.dnsalias.net". The initial ...
3
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1answer
43 views

Why does “curl” command work normally while “ping” not?

I find a strange phenomenon in my corporate network: I can execute curl google.com command successfully: [root@localhost ~]# curl google.com <HTML><HEAD><meta ...
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2answers
23 views

I can ping localhost but not any external server

If I type ping 127.0.0.1, I get the response. However if I type ping google.com or any other external website, I get Request timed out. I know something is blocking in my network, but where I should ...
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4answers
38 views

Pinging using a variable

I'm trying to create a batch file that will ping a variable that is determined by the users input e.g. "Enter PC Name:" pc name =123 Then it pings 123.domain.com @echo off set /p UserInputPath = ...
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1answer
22 views

Reply From < IP address >: Destination Host Unreachable

This is the first time I've delved into this and stumped as to what is causing the issue. I've setup a network as follows: DC: 10.1.1.20 SRV-A: 10.1.1.22 SRV-B: 10.1.1.24 SRV-C: 10.1.1.26 SRV-D: ...
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3answers
44 views

Pinging ip address on another interface than the one receiving the signal

I have PCa and PCb. PCa: $> ip addr && ip route 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default link/loopback 00:00:00:00:00:00 brd ...
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1answer
45 views

Can't ping from my office to my home PC

Usually, I used TeamViewer to control my home PC and my office iMac both ways. But TeamViewer doesn't work sometimes. In this case, from my home PC to my office iMac, I used UltraVnc (on home PC) to ...
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2answers
37 views

Prevent traffic to mac address using ebtables

I have an interface on a remote host: 2: eth0: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 00:05:68:02:68:dd brd ff:ff:ff:ff:ff:ff inet 192.168.3.1/24 ...
3
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1answer
34 views

How to get IPv6 of a website?

How can I get the IPv6 address of any website ( eg www.google.com) using ping command in cmd on windows 8.1? And is it possible to do so if my OS only supports link-local IPv6? I tried this: ping -6 ...
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1answer
30 views

How to simulate traceroute using ping?

I am learning computer networks and looking for a way to simulate traceroute using ping commando. I think it has something to do with ttl, but I don't know how to develop that further.
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20 views

Is it possible to measure ping times through a frame's delay in video games?

As the title says. I remember watching a proffessional researchers analyze video games networking system, and they mentioned something about measuring ping times through frame delay in which every ...
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3answers
18 views

How ping a server which has ICMP blocked

I'm trying to ping a server which has ICMP blocked with normal ping. It's showing: Request timed out Is there any other method to ping it?
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0answers
36 views

What are the requirements for a “Listen Server” in video games?

i know it depends highly on a game engine. I know upload and download speeds important in video games to host a match with a good connection quality. But when it comes to network latency, i noticed ...
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2answers
26 views

Why does a ping flood wake up a PC, while a single ping does not?

I just noticed that when you flood-ping a PC that is in sleep-mode, it will wake it up while a single ping or multple pings per 1 sec does not wake it up. Wake up on lan/wan is enabled. What is the ...
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1answer
45 views

Ping between pc and wifi router is fluctuating

So a heaving troubles when playing online with my PS3 by wifi. I have a ADSL Internet, a D-Link DSL-2730B as modem/router (wifi is off) and D-Link DIR-803 wifi router. Both are with default ...
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0answers
30 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: ...
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0answers
21 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, ...
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0answers
16 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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0answers
41 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 ...
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0answers
27 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 ...
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0answers
62 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 ...
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0answers
27 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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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 ...
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1answer
25 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 ...
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44 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 ...
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1answer
30 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 ...
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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 ...
7
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1answer
662 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 ...
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0answers
19 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 ...
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51 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 ...
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2answers
71 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 ...
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32 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 ...
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0answers
41 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 ...
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2answers
93 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. ...
17
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1answer
1k 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?
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0answers
82 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
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1answer
29 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 ...
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62 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
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1answer
31 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, ...
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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. ...
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37 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. ...
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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 ...
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0answers
32 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 ...
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0answers
13 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
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1answer
56 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 ...
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1answer
85 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. ...
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1answer
52 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
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1answer
51 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
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0answers
39 views

Router occasionally “loses” connection to another router

I have a problem with one router occasionally dropping all traffic and then resuming normal operation. I have two routers: R1. Inner router. ASUS RT-AC66U router, 192.168.1.1 R2. Outer router. ...
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16 views

Wired connection in university dormitory delivers wildly erratic, usually awful ping for gaming services, what's going on and what can I do?

I've been in attendance at this uni for a few years and have always had troubles with online gaming here. I've contacted the IT department multiple times, but usually they just write up a support ...