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

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Problems from OpenWRT | House router

I have problems with OpenWRT (PPTP). Ping to VPN provider out, and a ping to 8.8.8.8 - no. What could be the problem? How to solve it? root@OpenWrt:~# ping 10.1.1.1 PING 10.1.1.1 (10.1.1.1): 56 data ...
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29 views

what makes latency and ping high?

I'm geting high latency and ping so I'm wondering what does really makes ping and latency higher , and how to solve that, i made some research and that TcpAckFrequency and TCPNoDelay didnt seem to ...
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2answers
28 views

Wireshark does not display ARP frames before ICMP frames on a ping request

So far I know that if Wireshark does not display ARP frames before ICMP frames, it's usually because there are ARP requests in the cache. I did check the cache and deleted any ARP data in the cache: ...
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2answers
62 views

Can't ping two internal networks

I have created two machines on virtual box. Each machine has one internal network interface. To set the static ip on each machine I used the command ifconfig eth1 ip mask up. These are the IPs: ...
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22 views

Internet drops frequently unless running an infinite ping

My internet tends to cut out and then return a few minutes later, I've been struggling with this issue for years with Comcast, I've gone through ~4 modems, and 2 routers and countless technician ...
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8 views

Why am I not able to ping any host?

I'm running AP with hostapd and dnsmasq. Here's my dnsmasq.conf cache-size=0 port=53 domain-needed server=8.8.8.8 no-resolv no-hosts interface=wlan1 bind-interfaces dhcp-lease-max=640 ...
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8 views

Dnsmasq strange behaviour

I'm running AP with hostapd and dnsmasq. Here's my dnsmasq.conf cache-size=0 port=53 domain-needed server=8.8.8.8 no-resolv no-hosts interface=wlan1 bind-interfaces dhcp-lease-max=640 ...
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10 views

GNU/Linux ping: Disable timestamps

I'm using ping utility, iputils-sss20101006. The -s 100 option causes the ICMPv4 packet to have an 8-byte timestamp and 92 bytes of random data. Therefore all Echo and Echo Reply packets include an ...
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19 views

need a ping script.sh that checks pingable ip's on lan and stops at last “alive”

I have a bash script on my Debian 8 32 bit that checks what devices are pingable. simple script name"checkip.sh #!/bin/bash fping -g 192.168.1.1 192.168.1.50 The problem is it continues to check ...
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3answers
26 views

Is there a way to calculate ping increase due to using a WLAN Router?

My network is currently like this: DSL Modem (WIFI deactivated) - Netgear WLAN Router - Laptop Is there a way to calculate the ping increase due to the Netgear WLAN Router instead of using the DSL ...
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82 views

Raspberry Pi cannot ping Windows machine and vice versa

Network Information : Subnet : 192.168.1.0/24 Gateway : 192.168.1.1 IP : 192.168.1.1 - Router 192.168.1.4 - Laptop (Windows OS) 192.168.1.5 - Laptop2 (Windows OS) 192.168.1.100 - Raspberry Pi ...
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2answers
38 views

Can't ping or connect to wireless projector

I have an Epson Powerlite 1264 wireless projector set up on my corporate network. When I first installed it I was able to connect to it while on my wireless LAN no problem. After about a week I was no ...
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2answers
60 views

Ping Resolving to Strange Address

I have a DNS issue. I set up a Samba share inside my LAN (at my house) on Ubuntu machine with hostname einstein. When I execute ping einstein from a Windows OS (Windows 10), to make sure that einstein ...
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32 views

Wired computer cannot ping each other on same network

I have a weird case where device on wired connection cannot ping each other. It gave me Destination host unreachable. 192.168.1.1 - router 192.168.1.2 - laptop (wired) 192.168.1.3 - Smartphone ...
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1answer
36 views

Set up two Kali Linux OSs in VirtualBox and ping between them

I have VirtualBox installed in Windows 8. In VirtualBox I have two Kali Linux 2.0 OSs. Both have access to the internet, but I can't seem to ping them. My home computer uses cell phone tethering for ...
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1answer
39 views

Cant Ping to my computer

There are three computers like Computer A, Computer B and Computer C all are in same network: Computer A can't ping Computer B and Computer C. Computer B and Computer C can't ping Computer A. ...
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2answers
39 views

Ping between two Linux systems via an intermediate Linux fails

I have a simple network with three Linux systems running CentOS 2.6. Linux 1 (eth1: 192.138.14.1/24) | | (eth4: 192.138.14.4/24) Linux 2 (eth2: 192.138.4.3/24) ...
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1answer
42 views

Using IPv6 link-local addresses to ping between VMs in internal VirtualBox network

I'd like to test this network configuration in fully virtualized enviroment, while I don't have access to physical lab. I am using 2 VM Guest machines (Guest OS is Archlinux), each configured with ...
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1answer
73 views

How do I extract the IP Address from a successful ping command?

With a lot of help from another user I was able cut characters out of a single output from CMD. I then added my next part of code from where he left me with variable _3octet. My code is scanning all ...
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1answer
43 views

How can I make my routers interconnected?

I work in a small business that has seven of the same routers around the building, which means seven SSIDs. What I am wondering is, is there anyway to make them interconnected so that they can ...
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1answer
40 views

Destination host unreachable when using ping<hostname> but no issue with ping <ipaddress>

I have 6 VMs with CentOS called n1, n2, n3, n4, n5, lnx-app1 with the below IP addresses: n1.xyz.com = 10.10.100.101 n2.xyz.com = 10.10.100.102 n3.xyz.com = 10.10.100.103 n4.xyz.com = 10.10.100.104 ...
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1answer
5k 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: ...
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1answer
110 views

Can ping external IP but not internal

I have a home network and access a desktop computer from my laptop (both Win 10) using Remote Desktop. This is using an internal IP 192.168.0.XXX. Most of the time it works fine but a few times a day ...
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2answers
27 views

How to use /k to keep a command prompt shortcut from closing?

I am trying to make a shortcut that will run the following command with the following switches. The window closes before the command can run long enough. I want to know where to put the /k in the ...
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1answer
57 views

Varying TTL on LAN

I've got a wireless router behind a router-modem. If I ping my router-modem (TWO hops), all seems well : robut@host:~$ ping 172.X.X.36 PING 172.X.X.36 (172.X.X.36) 56(84) bytes of data. 64 bytes ...
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1answer
30k views

How to fix my internet connection/bad ping

First of all thanks for any help! To start with, my internet speeds are bad (3 down and 3/4 up) I can normally play Minecraft with very little lag (me and my 2 bros that play). Recently my Internet ...
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0answers
63 views

Why can I ping machines using the .local suffix, but not without?

My local network uses a .lan suffix. I would rather not use any suffix at all, but apparently pfSense doesn't permit this. I am running Windows, MacOS and Linux systems on this lan. Most of my ...
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1answer
51 views

ping6: How to use the “-b” option

What is the purpose of ping6 -b and how do I make use of it? The man page says Allow pinging a broadcast address. Since there is no broadcast in IPv6, I'm puzzled. I'm using: Host> ping6 -V ping6 ...
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37 views

Getting LITERALLY constant ping spikes, restarting router doesn't seem to help, no rootkits detected. Any other possible errors?

These are how the ping spikes look like. While I can't find rootkits in my initial search, another possible solution is for me to monitor the network for any strong bandwidth presence. Is there ...
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1answer
58 views

Is there any legitimate reason for duplicate ping packets over a single hop?

I'm doing a single hop to a WiFi AP. There's only one AP serving this SSID, and I'm pinging it directly, and getting hilarity like: 64 bytes from 192.168.1.0: icmp_seq=87 ttl=32 time=112.501 ms 64 ...
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4answers
8k views

not able to ping server or but can RDP

Im on Windows Server 2012 and earlier today I stopped being able to connect to my website. I tried to connect to RDP to check the error log. I could connect and login, but the error log was empty. I ...
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3answers
835 views

Powershell ping indefinitely

In Powershell is there a better way to ping a host indefinitely besides doing something like this: $max = [System.Int32]::MaxValue ping host -count $max The '%WINDIR%\System32\ping.exe' has a '-t' ...
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1answer
54 views

host win10 can ping guest centos6 but centos6 cannot ping win10?

I use Wifi at home and my Virtualbox network mode is bridge adapter + promiscuous centos 6 network information is Winows10 can ping guest centos6 and I can use secureCRT to conncet to ...
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1answer
71 views

What ping ping localhost does?

While I was working I made a typo and I did execute ping ping localhost and I got PING localhost.localdomain (127.0.0.1) 56(124) bytes of data. with 100% packet loss. Obviously, if I type ping ...
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1answer
29 views

Cannot ping FQDN, but can ping IP and can update

Ubuntu 14.04 on machine behind a router and switch along with numerous other devices. Nothing is behind the server at this point (though everything used to be, thus the two interfaces configured as ...
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2answers
369 views

Ping my URL from a different location

Is there a way to someway mirror a ping request to an URL, to test it's speed from a different location? Say I'm in US and want to request a ping to my website coming from India and check the ...
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1answer
34 views

DOS attacks using cmd and protection against them

After finding someones ip you can easily send pings to them to make DOS attacks. Me and my friend tried to make a defense against them and wanted to know how a low level attacker can send this DOS ...
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22 views

Ubuntu ping/search not working

I'm new to Ubuntu Server 14.04, and I'm trying to ping Google to see if I can reach the outside world. I have searched, but I can't figure out the problem. I'm connecting via my wireless router, not a ...
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1answer
53 views

Printing result of Ping in Yes or No form in a Text File

I want to print the result of ping in a Yes or No form. If we are getting reply than print Yes in a file or else No. [test.txt=>Input File hassan1.txt=>Output File ] @echo off for /f "tokens=*" %%a ...
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123 views

Can't access some websites on Mac, but can access on iPad. Same network

When I try to access some of my sites (e.g. http://mono.company) I get a connection timeout. This only happens when I try to access sites that are on a certain server. On the same WiFi network, when ...
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3answers
86 views

Cannot Access My Computer Over LAN

I cannot even ping my computer from another device inside LAN. I've tried the followings: Turned on Network Discovery, File&Printer Sharing, Folder Sharing from Network and Sharing Center ...
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1answer
159 views

Can't Ping other local ips on l2tp vpn connection, getting: ping: sendmsg: No such device

I have setup an l2tp client using xl2tp to connect to an l2tp vpn server. The server connection requires that the connection be setup WITHOUT ipsec. So I have set up a basic xl2tp connection. The ...
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1answer
154 views

Ping not working as expected

This is kind of a follow up to this question. My goal in the end is to use my Raspberry Pi 1 Model B to log whenever the Internet connection goes down, and for how long. I tried doing that with the ...
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66 views

Why does the same ping command behave completely different on two systems?

The Software Ubuntu Server: ubuntu@server: $ cat /etc/*-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=15.10 DISTRIB_CODENAME=wily DISTRIB_DESCRIPTION="Ubuntu 15.10" NAME="Ubuntu" VERSION="15.10 (Wily ...
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2answers
69 views

Save Ping + time Output in a text file

I want to made a bat file that made to me a report with ping every 1 second + the time and date. I use Windows 7 . I tried to read here but doesn't help to me. Thanks !!
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1answer
78 views

How to analyze mtr data

When I use to have latency issue with my hosting server I use to send mtr report to support so they can analyze and tell me if there is any issue at my end or their servers. Now, I am running with ...
3
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1answer
15k views

Ping IP returned “destination net unreachable”, even with different network

I couldn't log in to facebook, so I ping the domain and got this: ping www.facebook.com Pinging www.facebook.com [69.171.228.14] with 32 bytes of data: Request timed out. Reply from ...
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2answers
7k views

Can't ping my computer - “Transmit failed. General failure.”

I am having an issue with my computer. My IIS services are not working. I have narrowed it down to the fact that my computer cannot find itself via its name. I try pinging my computer by its name ...
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2answers
30 views

PC cannot ping anything but some applications can browse

One PC on my network cannot ping anything. Here is the relevant troubleshooting information I've been able to gather so far: Windows firewall is off on this PC. It CAN resolve DNS to obtain IP ...
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34 views

VPN used for gaming

I'm trying to set up a VPN so I can play LAN games over the interent with friends... but I don't really want to use hamachi, because I'd like to learn about how it all works, and set it up myself. So ...