Questions tagged [ping]

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

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Can't ping default gateway (Gaia, Check Point) from Windows 7 machine in VirtualBox

I'm trying to set up a virtual network according to the topology in the CCSM Lab Setup Guide (Check Point training) with the following subset of VMs giving me trouble. All of this is being run in ...
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ping Request Timeout causes?

My home internet has recently gone on the fritz. Running ping google.com seems to return interesting results: equest timeout for icmp_seq 2028 Request timeout for icmp_seq 2029 Request timeout for ...
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`ping -a` hangs for ~5 seconds while `nslookup` doesn't

Configuration: Windows 7 NetBIOS over TCP is OFF Observations: ping -a <ip-address> hangs for ~5 seconds before failing reverse lookup (and using ip address instead) any application using ...
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Can't Ping on LAN

So I'm new to networking and I'm making a small LAN, anyways when going into cmd I cannot ping a user and they can't ping me. I keep getting Host unreachable. I disabled the firewall but I'm still ...
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Suricata does not alert internal traffic

In Suricata I have a rule: alert icmp any any -> any any (msg:"PING detected"; sid:2; rev:1;) And I have two virtual machines on VirtualBox in the same internal network. I start suricata:...
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Windows network cutoffs while right-clicking a file or a folder

Windows network cutoffs while right-clicking a file or a folder. This GIF shows the ping while I click a file, a folder, and the desktop. GIF_Right_Clicking_a_File_and_Folder I'm using a USB Wifi ...
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Time to Live(ttl) value in IP DATAGRAM computer networks

I have a query regarding TTL in computer networks according to JAMES F. KUROSE in the book COMPUTER NETWORKING-a top-down approach Time -to-live- The time-to-live (TTL) field is included to ensure ...
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Why can't I run a ping command from the command prompt when not in administrator mode?

I am running Windows 10 on my PC. A couple months ago, I installed a Windows Update in the middle of the day. Prior to the update, I had been running a continuous ping from the command prompt. After ...
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Spectrum Router not allowing ICMP Echo Requests

I am currently trying to set up a server off of my Windows 10 PC, after lots of troubleshooting I have concluded that my router is blocking ICMP Echo requests (AKA Ping) from reaching my computer. ...
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nmap or ping a url with embedded port number?

Is it possible to use nmap to ping like a url with an embedded port number? . How would I ping this? http://openleadr.org:8911/OpenADR2/Simple/2.0b? I think nmap -p 8911 openleadr.org would work but ...
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2 networks with my Servers not pingable all of a sudden, everything worked fine earlier

I have 2 different servers, on different networks: 1 in the Netherlands and 1 in France where I live. I am using these servers for a Cardano Node Stake pool. But I can't ping the networks anymore all ...
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Two routers connected to the same router and only one can ping another

There are two routers connected together to Arris TG3442 router: TP-Link Archer C2 AC750 (uses 192.168.1.X addressing) D-Link DIR-853 (uses 192.168.2.X addressing) When I use any device in 192.168.1....
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iptables not dropping ping requests remotely or locally

I am attempting to prevent my ip address from being pinged by writing a rule in iptables. I found the following ways to write these. iptables -A INPUT -p icmp --icmp-type echo-request -j DROP iptables ...
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Remote server randomly unreachable by single local machine

I have a number of machines in my home LAN: "A", "B", "C". I ssh to a remote server "X" from all of these, but most frequently from "A". (Seemingly) ...
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Computer has internet, most services won't work properly however some do. What is causing this and how to fix?

sorry if this has been answered before but I am absolutely stumped, I've no idea why this computer is not working correctly. So let me lay out the events leading up to this issue and after that what ...
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Not getting response from ICMP echo request, all routing tables seems correct

The data network shown below is experiencing a communications failure between the Network A and Network B. Data Network Also, here you can see the routing tables of all the routers: Routing Tables It ...
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Packets loss inside LAN for Windows 10 with Ubuntu sub-system

I am trying to reach win10 machine inside my LAN. It is accessible from other machines just fine. But I am having troubles with one specific machine. It has also OS Windows 10 with Ubuntu 18 subsystem....
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I stopped the server, but it pinged successfully, why?

If I stop the apache server by systemctl stop httpd command, and if I ping it from command prompt (ping [server’s IP address]), it pinged successfully, why ? I was created the server on Google Cloud ...
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51 views

Connection between VM and another computer (Ethernet cable)

As the title says, I am trying to communicate with one VM and another computer connected via Ethernet cable. I can't ping each other do you have any idea? (VirtualBox) I have "bridge network"...
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Is it normal to have UDP packet loss with mtr to 8.8.8.8? [duplicate]

I have packet loss pinging using UDP with mtr so it's normal to have packet loss outside when using UDP. Here is my traceroute result: My traceroute [v0.93] DEll-OptiPlex-780 (my wan ip) ...
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My PC is pinging/connecting to wrong address

I was trying to connect my PC to my phone but it was returning that the address doesn't exisst in my network. When I tried to ping my phone using CMD it returned me this ping 192.168.8.103 Pinging ...
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Ubuntu and Mac in the same home network cannot find each other

Here is the setup: I have 4 devices connected to my home Wifi and I can confirm their ip addresses: ipad : 192.168.1.19 phone : 192.168.1.5 PC with Ubuntu 18.04 : 192.168.1.14 Macbook Pro : 192.168.1....
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Can't connect to remote computer unless I ping it

Just like the title says really. We have a computer on our network that monitors the telephone system. The phones all work fine, no issues there. We all use software that gives us access to call ...
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51 views

Why can't I access a Linux machine remotely from my windows 10 machine?

I want to connect from windows 10 to an external Linux server remotely. I tried Putty and Cygwin's Mintty. Neither of them works. I then went to Windows Defender Firewall and unblocked those two ...
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Cannot use apt on WSL2 but ping works

I'm trying to use a WSL2 installation of Ubuntu. apt-get does not work. For example if I want to install net-tools I obtain daniele@IOS-PC:~$ sudo apt-get install net-tools Reading package lists... ...
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macOS: Ping no response but ping6 working

I have a MacBook Pro 2015 running on macOS BigSur 11.1. The device is connected via wireless-lan to my router. The network is working with ipv4 and ipv6. The MacBook gets an ipv4 and an ipv6 address. ...
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Cant ssh or ping OpenStack instances from other devices on network

I have done a DevStack installation of OpenStack on a server. I have added ICMP and SSH rules to the security group. And have made instances on it. I can ssh and ping these instances from the host ...
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What's a quick way to check if a TLS handshake is possible with twitter.com?

I need a performant way to test if I have my VPN enabled or not; To do this, I need to check if I can accomplish a TLS handshake with a blocked website such as twitter.com. I used to rely on ! ping -q ...
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Router cause high ping in game

Me and my friend struggle with high ping spikes in game. When one of us connect to the other computer average ping 100 - 120 ms, but most of the time it is jumping between 1k - 10k ms. What did we ...
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Can't connect to server router failing

I have been trying to connect to my University VPN with this new router I have installed at home, it works for all websites except when I am trying to access the server hosting the vpn of my school. ...
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ICMP-IPv4 total length exceeds packet length

I have a problem with +500byte ICMP packet, I am using ubuntu 16.04 and firewall inactive. When I try to send ping with this command ping -s 500 192.168.1.127 ping is successfull, but when I try to ...
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Router doesn't allow my internal server to be pinged by any other on the network after a certain amount of time

I have an ubuntu (20.04.2) laptop on my network hosting a Jellyfin server. For space reason, the host laptop can only connect via wifi (ethernet connection not an option). The server works great but ...
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The second ping request always fails on one linux system

Edit: Turns out our firewall puts the very specific sequence number into a ipsec tunnel. Therefore a routing problem/fw bug. Found this by packet sniffing the firewall for this specific connection ...
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How to enable outgoing IPv6 traffic on Google Compute Engine VMs?

In order to test the accessibility and inaccessibility of my home network from the outside world I'm using Google Cloud Platform VMs with Debian 10. In ifconfig I'm seeing one internface with an IPv4 ...
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What does ISP ping really mean?

I saw an article detailing Starlink's upcoming preorders and they mentioned that Starlink will have "latency from 20-40ms". Knowing even the basic definition of "ping" made me ...
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102 views

Why does my android device does not respond to ping?

I connected an Android device and a Linux system on the same WiFi network. On pinging the android device from my Computer, the mobile does not respond to ping. Is this a security feature (firewall) ...
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51 views

Raspberry pi network instability

I have a raspberry pi 4 which is running raspbian. I am using the device as a local server inside my network so the device is always on. The setup works great but every few hours the raspberry pi can ...
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I have trouble about pinging pc1 to pc3 and pc2 to pc3 but the pc3 can successfully ping pc1 and pc3

I have trouble about pinging pc1 to pc3 and pc2 to pc3 but the pc3 can successfully ping pc1 and pc3. This is EIGRP packet tracer that allows routers to connect pcs to pcs:
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Why are packets taking 64 hops to connect from my laptop to my laptop?

So, I'm pinging my laptop (from my laptop) expecting the TLL in the reports to be 128 (Because I'm on Windows 10), but I get this instead: Pinging [REDACTED] with 32 bytes of data: Reply from [...
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Why my 2 computers cannot ping one another?: [duplicate]

I have 2 computers connected to the same router. Ip config of one says Connection-specific DNS Suffix . : www.tendawifi.com Link-local IPv6 Address . . . . . : fe80::3804:2d04:a591:7142%6 ...
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Why I cannot ping 192.168.0.108 (my computer IP?)

Ipconfig says that my IP is 192.168.0.108 C:\Users\vbcbu>Reply from 192.168.0.108: Destination host unreachable.ip 'Reply' is not recognized as an internal or external command, operable program or ...
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Not able to access one specific host from one specific computer

As the title says, I can't access my backup box from my personal machine, although I can access any other device (that means connect to it via ssh) and vice versa. It's also not possible to ping the ...
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72 views

Devices connected to router can't reach devices connected to access point when using the same SSID?

I seached and tried different solutions for hours but can not get this to work. Hopefully someone is able to help me. The Setup: Main router (Salt Fiber Box) with IP 192.168.1.1 It has 2.4ghz and 5ghz ...
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Windows 8.1 does not see printer on the network & destination host unreachable with ping (Ubuntu does)

I have a WiFi network with say 192.168.15.255 address. The WiFi router has 192.168.15.1 address. Both computers (MS-Windows and Ubuntu) are connected to the same WiFi network. They both use DHCP. The ...
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Reverse DNS and ping report wrong hostname

I needed to setup reverse DNS for our mailserver, for obvious reasons. Having done so for 1.1.1.1 > mail.example.com I expected to be able to do $ nslookup 1.1.1.1 1.1.1.1.in-addr.arpa name = mail....
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Performance impact from running ping

I am noticing "frame drops" if I run ping in the background while playing a game. This surprises me. Background: I've recently (over about the past week or so) been plagued by network ...
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ping failed but ICMP Echo Reply received

I have a network topology like: On the host, I had done these scripts before hand: echo 1 > /proc/sys/net/ipv4/conf/veth1/accept_local echo 1 > /proc/sys/net/ipv4/conf/veth0/accept_local echo 0 ...
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Why do I constantly get lag spikes? (in minecraft but shown in google)

Pinging Google.com [2607:f8b0:4006:808::200e] with 32 bytes of data: Reply from 2607:f8b0:4006:808::200e: time=17ms Reply from 2607:f8b0:4006:808::200e: time=19ms Reply from 2607:f8b0:4006:808::200e: ...
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How can document bad internet performance frequency over certain time period?

Recently, due to bad quality of internet in my new flat, I tried to figure out to document internet-drops logs over a certain period of time (not asking about when a connection is made or lost, but ...
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Can't ping from Host machine (Linux Mint) to Guest Os (Ubuntu)

I have a Linux mint installed on a dual boot system and on that I have a virtual machine with Ubuntu running on it. When I select the network card to NAT the guest pings to the host but the host doesn'...

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