Can't figure out why UFW is blocking packets
I setup an OpenVPN server on my VPS and set UFW routes from the TUN interface (TUN0) and the interface connected to the internet (ens3). However, UFW keeps blocking packets with a blank out field...
View ArticleCan "gnome-network-displays" work on a Ubuntu 20.04.3 running on Oracle VM...
I am trying to simulate casting my display to a miracast sink on linux. It seem like gnome-network-displays is a good option. I was having trouble getting it to work and was not sure if the fact I am...
View ArticleTCPIP reset for linux
is there a linux/ubuntu equivalent to this windows method to reset the TCP/IP? (windows uses netsh int IP reset C:\resetlog.txt then netsh winsock reset)
View ArticleHow to open port to outside world?
I have a remote server with an IP - 111.222.333.444I want to run an http server on that machine, that runs on localhost:8000How can I make requests to 111.222.333.444:6000 from outside, from my hope...
View ArticleConnections to 5GHz wifi networks aren't working under ubuntu 25.04 - unless...
I have a bizarre problem -- I am running Ubuntu 25.04 on a Dell Precision 5690 with an Intel BE200 WiFi card. I can connect fine to 2.4Ghz wifi networks, and I can see 5GHz networks just fine. However,...
View ArticleWhere is dhcpcd.conf (dnsmasq installation)?
According to everything I've read it should be in /etc, but it's not. I did read in some old post that one may simply create one as it's a text file. (Sorry, I can't find the post anymore.) I'm not...
View ArticleSorry, user XXX is not allowed to execute ‘ /usr/sbin/service...
I tried to activate my Wifi, but when I looked up to fix a problem withSudo service network/managerIt doesn’t workMy wifi is closed and it saysNetwork Manager needs to be running.I just installed tails...
View ArticleNo WiFi or ethernet after UEFI firmware update
I recently updated my system's firmware through the Firmware updater (I'm using 24.04 on a Dell G15 5530) and also changed my drivers from Nvidia 535 to Nvidia 550. When I restarted my system, the...
View ArticleWhat is the equivalent terminal command to ipconfig /all?
In windows I can use ipconfig /all and this displays all the info about my connection.In terminal using ifconfig does not and only supplies limited info. I can use network manager, but it would be...
View ArticleWiFi not connecting/authenticating
After updating to Ubuntu 24.04.2, my Wi-Fi completely stopped working. Wired connections are fine, but wireless fails to connect to any network — even though authentication details are definitely...
View ArticleRaspberry Pi static IP & DHCP Server Ubuntu 18.04
I'm trying to configure my Raspberry Pi 4B running Ubuntu 18.04 with a static IP address (to then configure a DHCP server) and use the WiFi for internet traffic (routing any clients connecting to the...
View ArticleNetwork connection is lost after every few minutes
During the startup a wifi connection is established and everything works fine.After a while, the connection disappears suddenly.To fix this i do, sudo service network-manager restart and then my...
View Articleno eth0 Network error fetching interface information: Device not found
How I can find my eth0 on my Ubuntu VPS? $ ifconfig -a lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:65536 Metric:1 RX packets:0...
View ArticleCan't connect to smtp.gmail.com on port 465 or 587
I have an Ubuntu 14.04 (Trusty Tahr) is mounted on AWS and i cannot connect to the SMTP GMail service vía:SSL(465):## $ telnet smtp.gmail.com 465 ##Trying 74.125.28.109...Trying 74.125.28.108...Trying...
View ArticleUbuntu 20.04 LTS Intel Wi-Fi 6E AX210 Driver doesn't work after update
This issue returned after updating Ubuntu and it can't be fixed by the working solution of renaming/removing pnvm file anymore as mentioned in following solutions. How to fix it now?Intel Wifi 6 AX210...
View ArticleIssue with Wireless Network Connection on Ubuntu 24.04 LTS
Hello Ubuntu community,I installed Ubuntu 24.04 LTS onto a USB drive using an MSI machine. However, I'm encountering difficulties with connecting to the wireless network. Ubuntu doesn't recognize any...
View ArticleHaving the Network Reachability Issue
I've installed the latest version of the Ubuntu Server 24.04.02 LTS on my server and connected the network on the server.It is taking the IP address from the DHCP and getting connected to the Internet...
View Articleairmon-ng / airodump-ng is not detecting any wireless devices
I am using ubuntu in vmware and for using airmon-ng, I already download it from terminal. But when I run it it says root@DESKTOP-SIVJTCS:/home/show# airmon-ngPHY Interface Driver Chipsetso it doesnt...
View ArticleBCM4352 802.11ac Wireless Network Adapter not working
I have been working to make an old laptop work for me as a vm server. I have not yet got to the VM part because the wifi is not working on it(honestly I should probably keep it hardwired, but I want to...
View ArticleShould I be concerned about STUN alerts in Suricata fast.log on Ubuntu?
I'm running Suricata on Ubuntu and noticing a lot of entries in fast.log like:ET INFO Session Traversal Utilities for NAT (STUN Binding Request)ET DOS Possible SSDP Amplification Scan in ProgressET...
View ArticleUpdate to Kernel 5.15.0-136-generic Ubuntu 22.04.5 LTS breaks NIC
Our Security scanner shows that there is a vulnerability in the current Kernel 5.15.0-134-generic. So I did an upgrade and it broke network connectivity, badly. To the point where after boot the server...
View ArticleNetwork is unreachable error - Virtualbox (Mininet Ubuntu Image)
I have been using Virtualbox to run mininet simulations. I have two adapters, eth0 uses NAT and has the IP address 192.168.56.1 and eth1 is a host only adapter. I can SSH into the VM using...
View ArticleWhy Speed and duplex Unknown?
I'm adding a Network card (OneConnect 10Gb) on Ubuntu 16.04 and run the ethtool command but output shows speed and duplex unknown!.Any idea how to fix this problem?xxx:~# ethtool enp12s0f0Settings for...
View ArticleHow can I configure Ubuntu 22.04 so that standard users can't change network...
Older versions of Ubuntu used to require an admin password to turn WiFi. Is it possible to re-enable this feature, either using a GUI or via the terminal? I am trying to set up an exam laptop for a...
View ArticleHow to connect to w filesystem on another computer [closed]
On an Ubuntu 14.04 workstation I want to connect to a directory on a windows 10 station in order to be able to see document on that windows station in another room.Security is no issue. The only thing...
View Articlessh: connect to host port 22: No route to host [duplicate]
Hope you are doing well today!I started using Linux a few months ago and am pretty much new into Linux and networking.I am using Ubuntu 20.04 2.0 LTS and installed kubuntu on a friend of mine a couple...
View Articleioctl TUNSETIFF fails with EPERM inside a podman container, in Ubuntu Noble
I have a podman container which used to run on Ubuntu Focal (20.04), and now I am trying to use it on Ubuntu Noble (24.04).In the container, it eventually calls a command similar to this one, which...
View ArticleGet error(115) trying to mount a Windows filesystem from Ubuntu
Ubuntu 14.04LTS server, I have no GUI desktopIn my example I'll use a fake IP address.Trying to mount from Ubuntu to \1.2.3.4\users\me\subdir. Someone has to put a spreadsheet file on the...
View ArticleHow to send audio from pulseaudio remote to pipewire?
I have.include /etc/pulse/default.paload-module module-zeroconf-discoverload-module module-native-protocol-tcp auth-ip-acl=127.0.0.1in ~/.config/pulse/default.pa of the remoteand had.nofail.include...
View ArticleCannot enable ssh service on Ubuntu 20.04
I am trying to remote connet my desktop(Ubuntu 20.04.2 LTS) via MacBook. But my request is rejected. So I check my ssh status on Ubuntu.sightvanish@SVPC:~$ sudo systemctl status ssh● ssh.service -...
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