Can't reach internet after reboot. But I can ping DNS servers Ubuntu 23.10
A fresh install 23.10 with UFW and OpenVPN, all works no problem. Then, after a restart, the network icon comes up with a question mark. And I can't reach the internet. I can ping whatever IP I want,...
View ArticleVPN kill switch to mitigate Tunnelvision attack
You all probably heard of Tunnelvision attack on VPN's. Basically, it is about this: the attacker in rogue LAN abuses DHCP option 121 to set a route on the VPN user’s system that is more specific than...
View ArticleCan't connect Barrier from Ubuntu 22.04 to Windows 10
I have installed Barrier(v. 2.4) for both Ubuntu and Windows. Keeping the Ubuntu PC as server and the Windows as client (or vice-versa), I've been unable to establish a connection. Server Logs (Ubuntu...
View ArticleUbuntu 22.04 Network Problem
I am using Ubuntu 22.04, but I am having problems with the internet. At first, I can use the internet easily, but sometimes the internet becomes unusable and I can fix it by turning the computer's...
View ArticleWireguard client can not connect to internet
I have installed Wireguard with following commands:sudo apt updatesudo apt install wireguardThen I have installed resolvconf:sudo apt install resolvconfCreated keys:umask 077wg genkey | sudo tee...
View Articlearia2 was uploading and downloading automatically after update and restart...
Linux Mint 21.3 Cinnamon 6.0.4, Dell G3-3590 16G RAM. TL;DR is aria2 a virus or malware?I updated (via update manager), updated Mullvad to 2024.2 from the Mullvad site. Then I restarted my machine.Upon...
View ArticleHow to fix OpenVPN error when using network-manager-openvpn-gnome?
I need to connect to some VPN via OpenVPN.I am using Bionic.It works when I run the command as sudo from terminal~$ sudo openvpn --config somevpn.ovpn...Sun Jun 10 22:35:31 2018 TUN/TAP device tap0...
View Articleiptable-save command not showing any output
When i run iptables-save command on Ubuntu Ubuntu 22.04.3 LTS and Ubuntu 20.04.4 LTS it not showing default firewall chain rules when i run this other linux example centos or redhat i am able to see...
View ArticleUnable to ping from host to guest in KVM
I have a Windows guest setup using KVM on an Ubuntu host. The problem is that I am able to connect to the internet and ping the host from the guest, but can't seem to ping the guest from the host or...
View Article'A start job is running for wait for network to be configured'
Just upgraded a headless server to 22.04.4 LTS.Every time I start up now, I get this annoying 2 minute delay.EDIT: to be more specific, I tried sudo systemctl disable systemd-networkd.service. No...
View ArticleWireless issues on 16.04 with RTL8821AE, ASUS E202S
I've recently purchased an Asus E202S desktop computer and tried to install Ubuntu 16.04 on it. I had no problems to install or make a dualboot with Windows 10, but the real problems started to show up...
View ArticleDNS resolve issues with new Ubuntu PC
I am running Ubuntu v22.04.4 LTS and whenever we spin up a new box to deploy the DNS never works. I've read various different threads about why but there doesn't seem to be a consensus. How can I...
View ArticleHow can I connect networkmanager connection to device manually with nmcli?
When I usenmcli con up ATT3mzk7BuI get the following error message:Error: Connection activation failed: no suitable device for this connection (deviceenp60s0 not available because profile is...
View ArticleThinkPad X1 Extreme Gen 1, Ubuntu 23.10 networks show question marks
I have just updated to 23.10 from 22.04.Wifi connects to my network, but shows question mark icon and no internet connectionThe same story with both Ethernet and network through Bluetooth.nmcli general...
View ArticleLenovo T410 - wifi driver not working
I installed ubuntu 22.04.3 to my old Lenovo ThinkPad T410 and wifi isn't working. I reinstalled OS few times... it worked on server release and when i installed this one again it hasn't been working...
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Destination host unreachable: pinging one Ubuntu VM from another Ubuntu VM
I am working on my home wireless network, trying to ping one Ubuntu (16.04) VM from another Ubuntu (16.04) VM on a Windows machine.VM1 - Ubuntu1604-Node2 - IP address is 192.168.56.5interface file...
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No Wi-Fi adapter found
“No Wi-Fi adapter found” is the message I got after installing Ubuntu 17.10.With the following command line lspci -nnk | grep -iA3 net, I got the following message. How could I fix that issue?Here is...
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Ubuntu 20.04, Hyper-V problem with network connection with private switch type
I have created Ubuntu 20.04 VM on my Hyper-V. I added there 2 network switches:external for internet connectionprivate for isolated networkThe problem is that this VM cannot connect with private...
View ArticleChange network interface back to old naming convention - eth0
I am running docker-desktop and using docker compose for containers. I cannot create a ipvlan using the interface name enp2s0 docker compose expects eth0. How can I revert and persist the old naming...
View ArticleUbuntu 24.04 DNS resolution for local machines
I am looking for installing Ubuntu 24.04 Desktop machines in order to run a MySQL server. When installing with the graphical UI, there is an option to join Active Directory, which I wanted to do....
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