Questions tagged [ping]
ping is a command line tool/network utility often used to troubleshoot connectivity and network latency issues. PING is an acronym for Packet INternet Groper. Questions about the ping command should use this tag.
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Pinging problems
Hi guys so i study for school and i have this weird problem when i can ping from my ubuntu server installed on VBOX to my windows11
but i cant ping from my windows to ubuntu :(
Tried with firewall on ...
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Cannot Ping Server Despite UFW Inactive, Server Can Ping Other Devices
I'm running Ubuntu Server 22.04.2 LTS on a computer on my home network, connected via wifi. It can connect to the internet, and can ping other devices like my main Windows PC and my phone just fine, ...
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Destination Host Unreachable Ubuntu 18.04
I have two FPGAs configured with IP addresses, 172.17.0.106 and 172.17.0.107. I connected these FPGAs to the Ubuntu PC via etherent. I set static IP address for these ethernet connections as shown ...
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Why does `nmap` say that a host is down even though it responds to `ping`?
ping 10.0.3.12 gets responses (from a Windows laptop).
But nmap says "Nmap scan report for 10.0.1.12 [host down, received no-response]", though it finds other hosts that are up.
This is ...
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Ping6 link-local address with -I interface is throwing warning source address might be selected on device other than
OS: Ubuntu 20.04.5 LTS
Ping6 to a link-local address with -I option throwing a warning source address might be selected on device other than <>.
Can someone tell why would ping6 look for a ...
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Not sure how to word this, but: how do I get back to a ping?
I have a Linux server at my work and I secure shelled into it and set a ping to a private IP address. I then closed my laptop and left the office. That ping is still running right now from that server....
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ping6 localip failed when ping6 -s 15992 localip in Ubuntu
uname -a
Linux ligang-virtual-machine 5.19.0-35-generic #36~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Fri Feb 17 15:17:25 UTC 2 x86_64 x86_64 x86_64 GNU/Linux
ifconfig ens33 |grep inet6
inet6 fe80::...
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Unable to ping device with MTU 9000 (jumbo frame), but default ping error message shows up
I need to set a local connection with Jumbo Frames enabled.
I set up my network adapter to have a MTU of 9000.
~$ ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 9000
inet ...
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ubuntu 22.04 routing using netplan
Hi I have a new ubuntu server with 2 interfaces and i wrote a netpaln config for it like this:
network:
version: 2
renderer: networkd
ethernets:
ens160:
dhcp4: no
addresses:
- ...
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Couldn't Ping to Internet from Ubuntu Terminal
Need your help to solve my problem below.
I couldn't ping to any internet IP & URL Site (ex. ping google.com or 8.8.8.8) but I can ping to any intranet IP network.
enter image description here
My ...
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Why after update, Ubuntu 20.04 LTS terminal stopped pinging websites with ip6 address?
When we ping any website with ip4 address format it is working and when the website bears an ip6 address ping is returning the IP address not resolved the error.
Earlier it was producing host not ...
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/etc setting to ping as non-root freely
Since some not long time ping stopped working as non-root (I'm not sure if it distro-wide or maybe it is my custom kernel). The ping is fixed by this command:
sysctl -w net.ipv4.ping_group_range="...
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Bridged network not forwarding ICMP packets after a small amount of time in Hyper-V Ubuntu 22.04 VM
I created an Ubuntu 22.04 VM using Hyper-V with the goal of creating a bridged network to act as an unmanaged switch. I'm able to successfully achieve this but after around 5 minutes of inactivity, ...
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cannot ping from virtualbox ubuntu server
I have this problem when I try to connect to the internet. The real problem is that I want to update my system, then I realized that I can't access the internet. I modified my resolv.conf file by ...
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How to find out the program from iptables log
Testing the ping on ubuntu 22.04:
Host A IPv6: 1111:1111:1111:1111:1111:1111:1111:1111
Host B IPv6: 2222:2222:2222:2222:2222:2222:2222:2222
Host A:
Now execute a ping from Host A with the following ...
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WiFi drops out for several seconds every few seconds
I have a strange "high ping spikes" problem
I always have a ping of 8-20ms but from time to time (approx. 1x per minute but very differently) the internet on my work computer freezes for a ...
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No internet Ubuntu Ubuntu 20.04.4 LTS
I have a HP Microserver with Ubuntu 20.04.4 LTS that I use to run Plex. All of a sudden, there is no internet access from/to this server. It used to work just fine.
The only change is that I have had ...
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Ubuntu 20.04 Ping randomly stops and works in one direction
I am facing an odd issue for the past few days. We have a 3 instance Kubernetes setup, all 3 instances are using Ubuntu 20.04 LTS.
The pings were working fine and suddenly stopped working, without any ...
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No ping between two 22.04 laptops but can ping both ways from 3rd (windows) device
I have a subnet 192.168.100.x where all IPs a served DHCP over WiFi.
I have
XPS laptop 192.168.100.121 (Ubuntu 22.04)
Inspiron laptop 192.168.100.107 (Ubuntu 22.04)
Windows laptop 192.168....
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Possible to connect remotely only once. Repeated access required for second or more connection
My office laptop has Ubuntu 18.04 OS. I used to seamlessly connect via RDP(xRDP) and VSCode from my Windows laptop. Few weeks backs I was on short vacation and when I assumed my work I am not able ...
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How can loss of connectivity, I.e., ping of 127.0.0.1 fails with 100% packet loss, be repaired?
Ping of 127.0.0.1 fails with 100% packet loss.
The same is true for ping of 127.3.3.3 from 127.0.0.1 and the reverse. Ping of external addresses also fails, but; those pings are routed through the NIC....
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Is ping.c source code already present in ubuntu server? Where is it located?
I am using ubuntu server 22.04.1 LTS on raspberry pi 4. Is the ping.c source code already present in the OS and if yes, where is it located?
Thanks!
Divya
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Have lost Ubuntu 20.04 LTS ability to see/access Windows
I have lost the ability to access the shared folders on my Windows PC via WiFi from my Ubuntu laptop using Samba.
I can't ping the IP address, and does not appear as a device in GUI Settings/Network/...
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Cannot ping Ubuntu server by host name
I just installed Ubuntu Server 22.04 LTS onto my NUC. The installation went well, but from my MacBook Air, I cannot ping the server by name (hostname is "nuc"):
ping -c3 nuc
ping -c3 nuc....
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Help with Ping and Rsync Script
Wondering if anyone is willing to provide help with a script.
I have the following scenario:
Home1 - System1
Home2 - System2
I have DNS fail over between these two locations. I'd like to implement a ...
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430
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Which ping-like command to measure lowest-latency possible between two machine?
My task is to measure the network latency between 2 machines (both 1-way and 2-way are OK).
The 2 PCs are in the same room, on the same network, and connected to the same router.
When I use the ping ...
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Unable to Ping from Ubuntu Server
I have a LAN setup 192.168.1.0/24, unusually I have 3 devices on the network that I am unable to ping from my Linux box, but can from a windows laptop on the same network. The Linux box however can ...
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Network printer not printing from Ubuntu 20.04.1
I really need some help. I'm very new to Ubuntu and have stumbled my way through for the past 4 months after updating to a desktop that won't run Win7 and trying, but hating win10.
I have a network ...
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DNS returns IP addresses of non-existent URLs
On "Ubuntu 20.04.4 LTS" both ping and a python3.8 script with dnspython 1.16.0 return IP adresses of URLs which do not exist. With "Ubuntu 20.04.4 LTS" under Windows 10 WSL, these ...
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Wifi issues after latest update to 21.04
I have an issue with 21.04 in that I cannot ping the gateway although netstat -nr shows the right config and this was after I upgraded last time.
I can see a valid IP address for wlo0 and when I boot ...
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Why is il3-fw2.canonical.com Pinging a server? / Security Concern
Presently, we have a number of Ubuntu 20.04 servers set up with unattended-updates, restricted just to security updates. I'm aware this generates a log, and checking said log does show that about ...
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Can't ping ip adresses through L2TP VPN
I have a L2TP VPN server(Ubuntu) and Ubuntu 20.04 server. I connected to VPN in my Ubuntu, however I can't ping any ip addresses located on that network. What causes such behaviour of that VPN ...
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Changing the IP address in a VM and pinging it from another VM?
I have 2 machines in a VM, I want to change the IP address in one machine and ping it with the other. I changed the IP address through wired connections in settings for both the machine (10.0.2.20 and ...
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Ubuntu on my nvidia TK1 cant ping outside local net using windows machine as gateway
First message here, thanks for helping.
I have an Nvidia TK1 with 14.04.1 LTS (GNU/Linux 3.10.40-ga7da876 armv7l) running, and I connected it with a crossover cable to a laptop running windows 10. I ...
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Sending ICMP Echo Request Using Raw-sockets
I compiled a c program that sends ICMP Echo Request Using Raw-sockets and also receives one back (ping).
However, for some reason, even though I am the ROOT I still seem to be denied by the permission....
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ping: connect: invalid argument
Can someone explain this to me?
gbouras@master:~$ ping 10.0.0.12
ping: connect: Invalid argument
gbouras@master:~$ ping 10.0.0.11
PING 10.0.0.11 (10.0.0.11) 56(84) bytes of data.
64 bytes from 10.0.0....
user1470312
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My Ping result are returning an IPv6 instead of IPv4
I am new in Linux. So, I am running dual boot Linux and Windows 11. All my OS is on the latest version. I try to ping google.com in Linux, but I get returned IPv6 instead of IPv4. Here is the ping ...
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Temporary failure in name resolution Ubuntu 20.04.3 LTS
I have a brand new machine and get this error after every reboot.
$ ping google.com
ping: google.com: Temporary failure in name resolution
$ cat /etc/resolv.conf
nameserver 8.8.8.8
nameserver 8.8.4.4
...
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Internet is connected, but destination host unreachable
I am trying to ping 8.8.8.8 from my Ubuntu, but I get destination host unreachable. However, my laptop is connected to the wireless network.
Please help, I am not able to work.
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wireguard implementation with 3 servers for ping time
i wanna get fastest ping time via wireguard for gaming in iran cause of filtering.
i see some implmenetation that they have 3 wireguard servers, two of them are outside of your iran and 1 (as ...
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Some Websites/Pings return network unreachable 20.04
I am a fairly new user working through the set-up of a dual boot on my PC.
The Windows OS is able to reach all websites, and I am using the same connection. (Ethernet into a wireless adapter).
The ...
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Can't ping or remote connect to Ubuntu 18.04 when I close computer lid
I've set up an old laptop (dell e6330) with Ubuntu 18.04 Desktop.
I want to be able to stash the machine in a closet but be able to have it continue to run as a server and also be able to remote ...
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Checking if mac-address is present on network still doesn't work (ping -b and arp)
This is kind of a follow up to this post of mine.
I have the mac-address of my phone (samsung galaxy S9; though it shouldn't matter). I want to check if it's on the network or not. It doesn't have a ...
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Unable to ping or connect to internet via WLAN
Problem statement
Hi 👋 . I needed to auto-connect my system to another system via Ethernet so I assigned both these systems respective static IPs. On my host system, I did this by editing the /etc/...
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ubuntu 20.04 server not responding to ping
My problem is the following:
on the 192.168.1. * network I have 3 machines. I call them U1 (Ubuntu Desktop), US2 (Ubuntu Server), W1(Windows) and a router named R1 in 192.168.1.1.
U1 makes and ...
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Cannot access internet through ethernet on freshly installed Ubuntu
I just installed ubuntu 18.04 and cannot get access through internet through ethernet cable
Here are the command I already tried to get an idea about the problem. Is enp0s25 the name of the ethernet ...
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OpenVPN Server unable to ping device connected to client laptop via ethernet
I have an OpenVPN Server on a linux virtual machine (Google Cloud Compute Engine instance running Ubuntu 20.04).
I have a linux laptop in my office (running Ubuntu 20.04). It is connected wirelessly ...
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Can't ping or access specific website
I have tried pinging this website: www.epfl.ch or accessing it in my browser on ubunut but I can't. I know as a fact that the website is running since I can access it from my android phone.
Also if I ...
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There is internet on Ubuntu Server but not in Client
I am so sorry if this questions repeated so much but i will go crazy. It will be a bit long and sorry for that!
Lately I have a work in systems administration and I have to create a Ubuntu Server and ...
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Wireguard : ping from server to client doesn't work without adding endpoint in the peer section. What could be going wrong?
I have a wireguard configuration; client is a server on digital ocean and server is somewhere else. Not in digital ocean. I have the below wireguard config for server and client:
Server side:
[...
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