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networking

  1. S

    Cannot connect to Wi-Fi on Kali Linux

    Hello! I am posting this thread because I am curious if anyone has experienced or is currently experiencing the same issue as I am. I downloaded the Kali Linux live USB image from Kali.org on my Intel MacBook Pro. I can browse the internet perfectly fine on my main operating system (macOS), so I...
  2. S

    remotely accessing my computer from my android wirelessly

    Hello world, I need to make a connection to my Linux Mint laptop from my Android however because of where I work I do not have fixed Wi-Fi routers or cell phone signal I need the connection to be able to: To remotely control the laptop with GUI Sync files to the laptop such as backups View...
  3. N

    networking.service active failed

    I am using Kali Linux. My NetworkManager is enabled. But randomly my NetworkManager or networking.service goes down. Most of the time it's networking.service and my wifi is gone. And Then I'm unable to turn on the networking.service I think if I can configure the /etc/network/interfaces file...
  4. H

    Linux wireless AP associated but no internet and can’t ping IPs

    This is a fresh install of IPFire v2 current release. The upstream AP has Internet access and works with any other connected device. The WiFi adapter is associated with a wireless AP. This is the “red” (Internet / WAN facing) network. Ethernet is used for the green (LAN) network. A client...
  5. J

    Routing all traffic from an external machine to a proxy

    May be there is a duplicated question but it seems no one do this scenario. I have several machines in my network which are not using proxy to outbound. I want to redirect all traffic, using route tables, to an appliance so that appliance ingests that clean traffic and send it to a proxy, or...
  6. S

    [Solved]wifi not displaying

    Hi, I am very new to Linux. I have just installed Mint 20.2. Everything seems to be working except that wifi does not seem to show up in the networking section. I could not find much help googling. Any help would be appreciated.
  7. happy.blackcat

    Connecting to a VPN breaks the internet?

    It seems that when this happens a restart of some sort of network service is restarted which resets the DNS server used in resolv.conf This is honestly it's own issue that probably is a simple fix, and while help would be greatly appreciated with that issue, that's not really the reason this...
  8. I

    Cloned Lubuntu 18.04 VM - can't edit network connections after changing IP address

    I cloned a Lubuntu 18.04 VM (running on ESXi). When I booted the cloned copy I edited the network connections (using the network menu in the lower right corner of the screen) and changed the IPV4 IP address so as not to clash with the original VM, then rebooted. Now I am unable to edit the...
  9. S

    Different networks communicating with each other?

    i have 4 Ubuntu 20.04 VMs running on VirtualBox. Each Ubuntu has 4 network adapters which i have added, they are all in bridged connection. My goal with this ideea is to have different networks such as (10.1.1.10/24 or 20.2.2.20/24 ore 30.3.3.30/24) on each interface so that VM(1,2,3,4) has 3...
  10. T

    Ethernet not working, since updating and rebooting

    Suddenly my ethernet stopped working, i didn't touch anything, just updated, upgraded and rebooted, the cable is ok i tested it on my pc and the ethernet works, also ethtool says the link is up and detected, i have no idea what's the problem?, any help, also set static ip 2 weeks ago worked fine...
  11. A

    How to unblock wlan1 softblocked problem. wpa_supplicant problem. Please help

    I am currently using a Acer Aspire one netbook. The OS I am using is AntiX linux. I am using an external wifi dongle to connect to the wifi. The drivers for the dongle were already present in the OS and it was successfully detected. I went to the 'CENI' application to connect to the wifi. I...
  12. T

    Hot spots

    Hello everyone. I solved my issue on my own but I’m also curious as to why it is the Way it is. Why when I create a hotspot with the Mx Linux create a hotspot tool, does it not let some devices connect. I created/ deleted multiple different hotspot profiles within the edit connections tab. Some...
  13. T

    Acidentally deleted ethernet connection, now it doesn't detect it anymore

    So basically i have a orangepi3 which is running armbian buster which is based on debian, and i recently moved it to a different location and used a different ethernet cable, on my main pc i got 100 mbps, but on the orangepi only 10mbps, after hours of troubleshooting i realized that there is a...
  14. T

    Newb with some questions!

    Backstory: So I have an older Lenovo laptop; currently running Windows 10. It could be much faster and better if it had a Linux OS on it. I have my Associates in Computer Networking and we used Kali in school and so I have a basic and general understanding of Kali and Linux. Question: I have...
  15. D

    Question related to TCP/IP buffering in linux

    I have been trying very hard to find about buffers used in TCP/IP as part of packet transfer in linux. More i read, more i get confused. Below given are questions i have. Can someone help me figure it out? 1)Is the driver queue which is implemented as a ring buffer with descriptors pointing to...
  16. O

    Subnetting

    Hi, i use a linux ubuntu like a gateway/firewall with iptables with 3 eth, in one (Lan eth) i configure a eth for working with a subnetting and adding two ip on the eth: 192.168.6.1/25 and 192.168.6.129/25. In a linux host i can navigate, in some host i configure one segment of subnetting and in...
  17. L

    Can i use a PXE Server without a build in DHCP ?

    Hi, I wanna setup an PXE Server in ym Network. In my network is allready a DHCP Server running and i dont wanna turn it off. So now i want to ask you, if it is possible to use the existing DHCP Server in the network and dont install one on the PXE Server. Thank You ! LinuxTux23
  18. P

    Entering terminal commands with another terminal or a programm

    I want to try setting up a linux server that should host a minecraft server, now the console from the minecraft server is very important (in and output), so how could i get the in/output to another terminal window (like typing "send commandXYZ to minecraftConsole")? Is it maybe possible to do...
  19. I

    All ways and also Best way to find the number of openfiles in linux

    need possible ways and also the optimal one to find the curent number of openfiles in linux.
  20. I

    Does Linux count dropped packets in rx_packets and tx_packets?

    Good morning, I'm doing some network measurements with a program that collects data from the folder /sys/class/net/<if>/statistics. In my measurement program, I have a line of code stating that, in a 1 second reading, the rx_dropped and tx_dropped values cannot be higher than the rx_packets and...
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