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

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Setting up a pentest lab with windows xp and kali as guest on virtualbox only one way connections?

So i have kali linux 2016 and windwos xp installed as guest in virtualBox the i followed an instruction on superuser for making the two guest talk to each other. Now windows xp is capable of pinging ...
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11 views

Centos 7 can't talk to Internet

Newbie trying to install/set up Centos 7. Can ping other machines in the domain, but can't ping gateway, google.com etc. Gets destination host unreachable for gateway and unknown host google.com when ...
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25 views

Home network issue. New connections drop not the existing

I have a very strange behavior that I would like to understand on my home network. Sometimes I lost connection to outside (request timeout on ping 8.8.8.8 for few minutes) but I don't loose ...
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2answers
26 views

Device reachable but not pingable

In a domestic LAN I have a TV connected to a router via copper straight cable and a PC connected wirelessly. I stream stuff to the TV from the PC using DLNA. So the TV is somehow known to the PC, it ...
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13 views

ipv6 ping failure from AP end [duplicate]

AP configuration setting: br-lan Link encap:Ethernet HWaddr 04:F0:21:1E:CB:BC inet addr:192.168.0.249 Bcast:192.168.0.255 Mask:255.255.255.0 inet6 addr: fe80::6f0:21ff:fe1e:...
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1answer
18 views

Linux Web Server Cannot ping localhost or anything on the internet

My ubuntu 12.04 server was working fine a few days ago. I didn't change any server configurations, but today all of a sudden I can't ping anything. What could be the potential issue here? I can't even ...
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25 views

always failed to ping ipv6 from AP to Sta

I have a AP and Sta connected wirelessly, configured as following: AP: 2001:db8:290c:1291::49/48 Station: 2001:db8:290c:1291::48/48 when I do ping from AP to Station, it always show PING 2001:...
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13 views

Using ping -S results in PING: transmit failed. General failure

I'm using Windows 10 and my NIC IP address is 10.8.1.20 There is another device connected directly with an ethernet cable with ip address 10.8.1.21 When I tried to ping with this: ping 10.8.1.21 ...
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1answer
37 views

Arp request 0 responses

I'm trying to ping my android device (10.0.0.38) from my PC (10.0.0.56). They both are in the same network. However, when I use arping to send ARP requests from my PC to my Android, I don't receive ...
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26 views

Ping and nslookup work, but connection is refused

As per the question title, my PC repeatedly loses the ability to connect to websites despite ping and nslookup functioning correctly. The PC will run normally for anywhere between 15 and 60 minutes ...
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1answer
38 views

High bandwidth usage from “Service Traffic” on only one ISP

I'm using NetBalancer and seeing a very odd behavior from windows. There's one element on the list "Service traffic". I found the following information here https://www.reddit.com/r/Windows10/...
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1answer
21 views

PuTTY: Cannot connect to a friend's server even though not blacklisted

My friend is hosting a server from home and I have been helping him to run a game server on it. I was able to connect using PuTTY, WinSCP and the game we were hosting, but due to a former admin ...
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1answer
28 views

Network/Socket Connection Issue

Problem Socket Connection between 192.168.1.1(Server) and 192.168.1.12(Client) can NOT be established (See Fig. 1). Tests Test 1: "Ping" ping 192.168.1.2 -S 192.168.1.1 -> Success ping 192.168.1.12 ...
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1answer
72 views

Can't ping my android device in the same network

I have 2 devices : PC (debian 16.04) : 10.0.0.56 Android device (4.4.2) : 10.0.0.38 They're on the same network, have the same gateway which is 10.0.0.1 but whenever I try to ping from one device ...
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37 views

Corporate user cannot ping computer on network

At my company we are on a corporate network connected with domain main.mycompany.com. I also have a domain-less computer running under my desk that I use for development work as well as running a ...
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1answer
21 views

TL-R860 v5 can't ignor or forbid ping packets

Although I checked both "Ignore Ping Packet From WAN Port" and "Forbid Ping Packet From LAN Port" and rebooted the router, my TL-R860 v5 (Firmware Version: 4.8.3 Build 120308 Rel.37973n) still replies ...
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1answer
54 views

Unstable wi-fi latency

I'm having a strange latency problems with my network connection. Here are results of pinging google's server, tough same goes for any remote server that allows ping. C:\Users>ping -t -l 1000 8.8....
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2answers
53 views

Cannot ping, but can connect to the internet - Windows 8

I am not able to ping google.com or any other host when connected to ethernet (request timed out), however I do have network connectivity. When I connect to Wi-Fi on the same network, I am able to ...
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24 views

ping results exported to .csv to multiple rows and columns

I have a script that I run to ping multiple Ip addresses. It works just fine with everything that I have in it the way I want it. The problem is the export. I need "Router" to Start in Column "A" ...
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39 views

LAN device unable to ping print server

I have 10 devices in my network connected to a switch. They all are in a Domain network. One system is sharing a printer (let's call it "printer server" and all the others use the printer through ...
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1answer
22 views

Can a Windows network issue remain undetected by the ping command?

Is it technically possible that a problem with a Windows Network does not manifest itself as packet drops when the ping command is used? If yes, What are some other ways to detect it? Reason I ask: ...
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53 views

Why can't I ping while I can see in ARP?

There are several questions asked the same way; I have been trying various solutions for 3 days with no luck; that's why I am asking from scratch. I have a wireless router and a wireless access point ...
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1answer
30 views

Linux to Windows ping

ALL, I have a LAN with the laptops running different OS. Also on Windows up until couple of days ago I was successfully using ZoneAlarm. However I recently installed MS SQL Server 2012 Express on ...
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21 views

Linux kernel ignoring ICMP redirect requests, but only sometimes

With tcpdump I can verify that ICMP redirect requests are honoured when using ping, but not when using ssh. Here is the setup: myhost connects to otherhost. otherhost has tcpdump running. It has a ...
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1answer
105 views

Exact meaning of ICMP protocol 1 port xxx unreachable in a ping exchange

A tcpdump of a ping session shows the following two lines: IP gateway.comp.com > somehost.comp.com: ICMP redirect 10.8.0.10 to host othergateway.comp.com, length 68 IP gateway.comp.com > ...
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15 views

Kali VM not pinging Windows 7 VM but vice versa is possible

I have installed Kali and Windows 7 VM on Virtual Oracle Box. Its pinging fine from Windows to kali but its not pinging from kali to Windows VM. Both network are on Bridged Connection. Kali IP ...
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18 views

Short Intermittent disconnection

this problem has been a reoccurring issue for my computer. I keep getting intermittent connection lasting a couple seconds ranging from every couple minutes to every hour/couple hours. This is ...
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1answer
11 views

Raspbian can ssh/ping Me I can't

Very strange problem here. On my LAN, there are a Raspbian and my PC, both connected to a router/ADSL. Raspbian can ping/ssh me. But I can't from my PC toward the Raspbian. My PC is a Fedora 23 ...
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23 views

Windows 10 tcp timed out

Few time ago my notebook with win 10 started behaving strange. My Google Chrome always give me ERR_CONNECTION_TIMED_OUT for something about 5 or 10 minutes and then start to work normally. I've also ...
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62 views

Weird network behavior with TP-Link TL-PA7020P Powerline adapters

I bought four TP-Link PowerLine Adapters ( two TL-PA7020P KIT ) 1000 Mbps. By replacing four Netgear 200 Mpbs Powerline Adapters I got a faster and more reliable connection. Great! But sometimes, ...
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1answer
48 views

Why does ICMP Echo Request and Echo Reply packets contain a Data portion?

The ICMP Echo Request and Echo Reply packets contain a Data portion. For example this is an Echo Request packet (that was sent in Windows using the ping command): As you can see, there is a Data ...
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53 views

Ping spikes on 5ghz/2.4ghz wi-fi only on one computer

I have strange problem with Wi-Fi on my latop. I tried to use 5ghz and 2.5ghz - and it make no significant difference. When I ping my router it looks like this: Pinging 192.168.0.1 with 32 bytes of ...
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2answers
46 views

How to find the no of machines/IPaddress connected to same network?

I am connected to WiFi named: santosh in my home. I am looking for any command in unix or windows command prompt to check which all machines or IP address are connected to the same networks i.e. on ...
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34 views

Can't ping a hostname even though nslookup can resolve the hostname to an ip-address

I have a Windows 10 client connected to a Asus rt-n66u router and I'm trying to ping a Raspian client, sesosapi03, connected to the same router. On the Windows client I try the following; PS C:\...
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1answer
48 views

Connection to router extremely unstable

connection CONSTANTLY DROPS, and it's not just the internet connection, it's the connection with the router as well because i cannot ping it when it happens. Here are the screenshots, this first one ...
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1answer
40 views

Windows firewall and ping

I am experimenting on blocking all outbound traffic by default using Windows Firewall. I then wish to explicitly allow ICMPv4 outbound by the PING.EXE program. Hence, I explicitly create custom rules ...
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28 views

Ping OK, but no Internet access on Ubuntu, while on Windows everything is OK

On the same machine when running Windows wired Internet connection over Ethernet cable to router, connection is fine; but when running Ubuntu liveCD (from USB stick), ping OK, but no Internet access: ...
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14 views

Linux virtual machines cannot connect to each other via virtualbox network

I have created two linux virtual machines in virtualbox, one for server and one for client. But these two cannot connect to each other via virtualbox network. The pings are not reachable after giving ...
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1answer
30 views

cannot ping using my interfaces MTU

I'm trying to find the best MTU for my network to try and improve my PS4 as it's a bit poor. On my PC, when I run the command: netsh interface ipv4 show subinterfaces It tells me my MTU is 1500. ...
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3answers
99 views

DSL consistently high ping, how do I build a case to show my ISP?

I've recently switched to Century Link and I have a DSL line, the isp before it was satellite internet and while it had low bandwidth the latency was definitely playable to good. Now that I have this ...
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1answer
98 views

Single website inaccessable through broadband / ethernet

I'm having difficulty accessing a single website on either of my two desktop computers, connected to the router using wired ethernet However it will work from my mobile phone connected across wi-fi !!...
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1answer
17 views

Cant Ping Website but can access to browser

I'am trying to ping onlinejobs.ph but i can'ping it admins-MacBook-Air-6:admin$ ping onlinejobs.ph PING onlinejobs.ph (184.72.40.136): 56 data bytes Request timeout for icmp_seq 0 ...
2
votes
1answer
33 views

Is ping's handling of incomplete IPv4 addresses standard? [duplicate]

I accidentally hit return too early when attempting to ping a device, so instead of ping 10.111.12.4 I typed C:\Users\roadierich>ping 10.111 Pinging 10.0.0.111 with 32 bytes of data: Request ...
30
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4answers
6k views

Why is ping faster through VPN than without a VPN?

When I play an online game without VPN, the ping is around 120ms. But when I use VPN with a virtual location in Germany, the ping is only 60-70ms (which is amazing). When I use virtual location to ...
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1answer
45 views

QOS on Linksys E900

Intro: I live in Brazil, here I have a 2MB internet connection. When someone else is watching a video on Youtube or Netflix, I can't play anything, the ping oscillates so much. I can't play any online ...
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1answer
70 views

I can access websites through the web browser, but I can not ping them or interact in various other ways

as of around two weeks ago I've been having really weird interactions with the Internet that I can't explain, but please keep reading. I've tried looking for the issue myself and haven't found ...
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1answer
43 views

How can ping results differ that much?

I am still kind of dealing with my other question here and while doing that, I need to be able to measure the quality of the connection. I found the measurement quite unreliable (despite measuring for ...
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0answers
63 views

How to deal with WiFi signal noise?

I am not sure, if this is the right place where to ask such a question. Short version: When connected to my WiFi router, the response is very slow. Long version: In my house, I have a WiFi router (5+...
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27 views

Some ping fails

What can cause this? 192.168.0.222 is router what computer connected is.
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12 views

DD-WRT block requests from static-addressed computers

Hello i have a litle problem. I have moved into two floors house and need to use repeater. My network structure is linke on this picture: There are two routers, R1 (upper) is any D-LINK with ...