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

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2
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2answers
12 views

Unreachable nodes in a mixed lan wlan network

I have a home Network starting with my Internet router which contains 300 MBit/s WLAN and a 4 port Gigabit Switch (FB7390). Attached to that Switch there is anoter 5 port Gigabit Switch. It was ...
0
votes
0answers
31 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 ...
0
votes
1answer
25 views

Assistance needed with high latency on a home network compared with office network with two connections from the same ISP?

I’m having trouble with my home network’s high latency and would be glad if someone can shed light on what is causing the issue. Could it be because of my router (Buffalo AirStation Nfiniti running ...
0
votes
3answers
3k 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 ...
0
votes
0answers
230 views

Consistant Ping Spikes on default gateway

About a week or so ago we switched our internet from Verizon DSL to Time Warner Cable's cable internet. It was working great until this weekend, when my brother and I started experiencing regular ping ...
1
vote
1answer
68 views

How to save Ping record in every single hour for 2 weeks?

how do I save the record ping "in every single hour" for a certain period, for example for 2 weeks, with the format dd / mm / ss, dd / MM / YYYY and beside it is the result of the ping. So we can ...
1
vote
1answer
39 views

Can't ping Subnet A from Subnet B with router between them

I experimented with subnetting in my home network and Raspberry Pi. The ISP Cable Modem has 4 eth-interfaces and 1 wlan interface which all seem to be switched together. The routers IP is 192.168.0.1 ...
-1
votes
3answers
38k 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
19 views

Routing table different than expected

I'm using virtual machines in virtualbox. These virtual machines are linux ubuntu. One machine has 4 interfaces (eth0, eth1, eth2, eth3) and to each interface I assign an IP address. But when I look ...
2
votes
1answer
24 views

Bash Script will not stop.

So i had the bright idea of making a script that pings my IP to see if its up as i am having some issues with it. so here is the script I made. while : do ping (IP address) done now it ...
0
votes
1answer
3k 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: ...
0
votes
1answer
2k 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 ...
-1
votes
2answers
59 views

Possible route, but denied?

If ISP (A) can be routed to ISP (B), and ISP (B) can be routed to ISP (C) and vice versa, then why ISP (A) and ISP (C) can't be routed through ISP (B) to each other? The packets are routed like this ...
1
vote
1answer
18 views

Unstable internet speed macbook

In our network 4 computers and AP: MacBook Pro Notebook Dell 2 PC wifi access point Zyxel Keenetic 4G. PC connect to Zyxel with cable, notebooks - with wifi. Sometimes users of MacBook and ...
2
votes
0answers
21 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 ...
0
votes
1answer
25 views

Why ping to a specific address is different from country to another?

I was working on a server outside my country, and the ping was around 90, I moved to other country and still working on the same server, both countries have the same distance, ISP, internet speed, ...
1
vote
1answer
100 views

Not able to ping to IPV6 address from Windows 7 [duplicate]

Mine is Windows 7 both on laptop(home) and PC(office). I've also tested checked this from a school on Win8 PC . Why I can't ping any IPV6 address? I've disabled Eset nod32 completely but still: ...
0
votes
1answer
3k views

Can't ping a client PC from a Windows Server 2003 R2 Server SP2

I recently installed a Windows Server 2003 R2 SP2, for a Kronos Workforce Timekeeper Server. Now, the server is able to connect to the internet, and I can ping its IP Ad from other PCs. However, ...
2
votes
0answers
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> ...
-1
votes
2answers
47 views

Fluctuating ping to a certain ISP backbone

There's a central server that located 300 miles away from my country. but when i test the ping to that server or their ISP backbone, i get inconsistent or a fluctuated pings from there. i live in ...
-1
votes
0answers
24 views

Interleaved mode is so affective?

I've been wondering, if there were two computers connected through separated ISPs. If their ISP applied Interleaved mode through their cabinet(DSLM and such) that auto check and corrects bad/noisy ...
1
vote
3answers
4k 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
votes
0answers
25 views

fluctuating ping/latency only to a certain ISP [duplicate]

Pretty much the title. There's an ISP server that located 200miles away from my location. Once the packets cross their network, it fluctuates from 40ms to 120ms back and forth and rarely happen to be ...
-1
votes
2answers
51 views

Same ip, different route?

There's a set of ip addresses that are hosted from the same ISP servers, but when i pick a random ip address from that set, it picks the right route or maybe the wrong one. I'll give you an example: ...
0
votes
0answers
28 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 ...
1
vote
2answers
12k views

Enable ping in Windows 7 firewall?

Server Fault tells that the new syntax to enable ping on Windows Server 2008 is netsh advfirewall firewall add rule name="ICMP Allow incoming V4 echo request" protocol=icmpv4:8,any dir=in ...
28
votes
4answers
5k views

Difference between pinging with and without http://

I am trying to ping my website http://www.example.com/ and it resolves to an unknown IP address and times out. PING http://www.example.com/ (198.105.254.228): 56 data bytes Request timeout for ...
1
vote
1answer
76 views

Interent Connection stop and reconnets intermittently, while ping requests go through

Good day all I will keep this short, for the past week my internet has started becoming jittery, It will work fine then suddenly it will "go off", how I know this is my google drive says cannot ...
0
votes
0answers
65 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 ...
0
votes
2answers
8k 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 ...
0
votes
1answer
30 views

Ping usage explanation

When I type ping -h, I get a help with all possible flags. However the first few characters are: [-AaDdfnoQqRrv] What this supposed to mean? as per my understanding there is no such flag as A or -a, ...
0
votes
2answers
50 views

Weird Ping response

When I ping 1.1.1.1 I receive this output: C:\Users\user>ping 1.1.1.1 Pinging 1.1.1.1 with 32 bytes of data: Reply from 10.201.1.114: TTL expired in transit. Reply from 10.201.1.114: TTL expired ...
3
votes
1answer
142 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 ...
1
vote
1answer
270 views

Weird response when I ping x.x.x.255

This is my computer network configuration: C:\Users\user>ipconfig Windows IP Configuration Ethernet adapter Local Area Connection: Connection-specific DNS Suffix . : Link-local IPv6 ...
0
votes
0answers
34 views

How to set QoS on Tenda router to reduce ping

I have an Tenda router and I would like to set QoS so that i would would have low ping no matter what other people living with me do. There are 7 people living in out house, and our connection speed ...
0
votes
2answers
70 views

Browser traffic is blocked but pinging traffic isn't

In my school, the internet only allows us to connect to Email and to our school course pages where content, homework, etc is posted. If I try to go to hulu.com in the browser, I get a blank ...
1
vote
4answers
11k views

Possible to “ping” url:port? (OS X-GeekTool)

I'm trying to use GeekTool (Mac pref pane... basically just embeds output of a shell command/script on the desktop... ...
0
votes
2answers
7k views

Repeatedly high ping - caused by WiFi or provider?

I have an ISP with a 10gbit broadband connection. I can usually download with about 1.8mbytes/sec, so that's not a problem. However, I sometimes have a very high ping in online games (> 200ms). It ...
1
vote
1answer
80 views

why can I not managing to block an IP address in windows 7 firewall?

I pinged google C:\Users\user>ping 216.58.211.164 Pinging 216.58.211.164 with 32 bytes of data: Reply from 216.58.211.164: bytes=32 time=41ms TTL=128 Now I want to try blocking that IP ...
0
votes
0answers
10 views

How to measure one way ping on my ASP.net app

I want to be able to measure one way ping from my cloud server to a url. How can I be able to get an accurate ms value for that one way ping?
0
votes
1answer
26 views

Find all machines from a particular network that can connect to my server

A complete noob/novice here so you might have to be a bit patient so this might be a a very simple question We have a server in a specific network, say, 120.1.2.56 and only certain systems from a ...
4
votes
2answers
7k views

Stopping PING requests on my home router

I can imagine that somehow not responding to PINGs from WAN would be an ok idea regarding home network security. But can there be any down-sides to this? I imagine games implement their own PINGs, so ...
10
votes
6answers
37k views

ping can't resolve hostname, but nslookup can

ping tells me that it can't resolve some hostname ("ping: unknown host domain.company.local") in a URL but when I use host or nslookup on the same computer on the command line, the resolutions works ...
0
votes
1answer
19k 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 ...
4
votes
1answer
16k views

What could be causing problems on pinging Windows 8 machines?

Here at my job I have five machines with Windows 8 Consumer Preview installed on it. Today I was testing the network conectivity and any of the five machines answered to a ICMP ping request (but ...
2
votes
1answer
807 views

Manually allow ping.exe through the Windows 7 firewall

To improve my feeling of security I recently switched my Windows 7 firewall to block all outbound connections. The only thing I can't seem to get to work is ping.exe. I tried by creating custom ...
0
votes
2answers
2k views

Windows 7 firewall not blocking ping requests

I have ICMPv4/6 blocked in my Windows 7 firewall. No matter what I do, my computer can still be pinged. The rule is enabled, etc. How do I fix this?
3
votes
2answers
6k views

How to increase ping time/network connection latency on Windows?

I need to permanently increase network latency in approximately 100ms, without losing packets. Reason: On a certain server and internet game my ping is too much lower than the other people playing ...
9
votes
8answers
12k views

Linux Ping: Show time out

How can I make the Linux ping to show the requests 'time out' instead of omitting the output? Just like the Windows version of ping.
1
vote
0answers
23 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 ...