network

I have a computer that stopped accessing the internet and I haven't been able to figure out the issue, so I went on another forum to ask for help. I was urged to post the results from command ip a && ip r because I was told that's the most basic network diagnostic. So I posted it. Then I...

I have a problem with cgoups. I want to limit network traffic of processes based on their process path, not pid. My problem is that some of those processes are not running and maybe they will run later. So I don't have any pid to add in cgroups. What should I do?

Hello, can anyone help me with: ping: www.google.com: Temporary failure in name resolution When I try to ping 8.8.8.8 it's working fine and I can't figure what the problem might be. Currently I'm using wpa_supplicant which is connected to my Android hotspot and I can confirm that I see the...

Quick guide Debian/Ubuntu Setting up a IPv4 address subsequently on an IPv6 server Preparation Get IPv4 data from the provider (for a vs2-free under Contract->Server->IPv4-Addresses) You need: IP-Address Net mask Gateway MAC-Address (only for additional ips) Main IPv4 setup Log in to...

Hi. I have a Debian Server VM box and the network cards work perfectly. However, I don't know which service is managing the network interfaces and how to change the way they work. The box uses NetworkManager and I can see some logs via journalctl. The thing is the file...

Hi everyone. I have set up my home wifi connection with NetworkManager GUI. Everything works fine with DHCP on and all gateway, DNS parameters are correctly obtained fron my router. I also have Netplan, with a yaml file stating that my wifi adapter should not use DHCP, and it's using...

I found a Linux Kernel repository with CANXL implementation which I cloned and compiled successfully on my existing Ubuntu 22.04 LTS virtual machine. I want to use the code files to send the CANXL frames but I do not know how. The repo link : https://github.com/torvalds/linux What is the...

I would like to extend CAN module to CAN XL and also use linux CANSocket to send CANXL frames and interpret them on Wireshark. But I am new to Linux so I am not sure how to do this. 1. What are the steps to integrate CANXL module in the existing CAN module. 2. Can I use the existing CANSocket...

Hi! I'm struggling to configure a quite simple network using Debian. I can't see the difference between using the following commands to set the networking parameters. ip ifconfig netplan /etc/network/interfaces file When to use one or another? Why so many tools for the same purpose? Does any...

Hi! I have a Dell XPS Laptop with Ubuntu 20.04 installed. Recently, the wifi adapter stopped working all of a sudden, without any update. The network manager shows "No Wifi Adapter available". systemctl status networkmanager shows: device (wlp59s0): state change: unmanaged -> unavailable...

Hello to all !! I want to set up a Rraspberry with samba server + VPN server + torrent client + VPN client for torrent. The idea is to be able to access my local network from outside, which works very well. The idea is to be able to do wake on lan and remote on my fixed pc from outside...

Hi, I am writing a bachelor thesis on "Wireless Network Security", I need to design and implement a secure wireless network that contains various security measures such as strong passwords, encryption, firewalls and access control policies and then test the security of the network using...

I am trying to set up a network connection on my Linux machine, but I am having trouble with the networking commands. I want to assign the IP address 192.168.1.100 to my network interface eth0, but the command I am using is not working. Here is the code I am using: ifconfig eth0 192.168.1.100...

Hello *, I got a HDD connected as NAS to my FritzBox. I can easily mount it in my home network using the local IP-address. On my Laptop, I would like to mount the NAS via the Internet, so I can access my own private home-cloud ;o) I did configure the Fritz!NAS so I can access it via...

Hello, i have this problem. Full explanation here. https://askubuntu.com/questions/1442432/ubuntu-22-04-mediatek-mt7921e-forever-wifi-connecting-configuring

Hi, im new. Just switched from windows to regata os. Got tired of Microsoft. So now im in linux. Installed it on Sunday on my desktop. Been trying to set internet. Making progress. Got the wifi setup. But, can't activated it. How do I do that? Im overlooking it. Is it a command in terminal...

I would like to build a small infrastructure entirely under Linux. For the LDAP and file server part I would like to set up a Docker server that will host the OpenLDAP and Owncloud containers. I would like to have a 10.10.15.0/24 network for my Docker server and its containers. This will give ...

Hello everybody I'm new here and i come because i need an help because I'm not sure that i have firewalled correctly my computer. I used this instruction -P INPUT DROP -P FORWARD ACCEPT -P OUTPUT DROP -A INPUT -i wlp59s0 -m state --state ESTABLISHED -j ACCEPT -A OUTPUT -o wlp59s0 -m state...

Today while I am online, suddenly internet connection down. I applied all I had in my first ait kit but did not work ! I checked that my usb dongle device is working- at leats seem connected in lsubs. But I could not ifup/ifdown my ethernet interface eth0. I am using static IP since I have...

Scenario:I have a cups server running on VM which is connected via ethernet so the devices which are connected with ethernet can find the printer. The devices which are connected with WIFI can not see the printer because ethernet(10.53.0.0/16) and WIFI(10.54.252.x/23) are on different network. I...