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For questions on connecting devices together so that they can communicate with each other, as well as questions on networking equipment such as routers and switches.

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How to use certain network interface cards for certain tasks

On my computer I have access to two different networks. The main one (through the wireless NIC) is the one I need to be on 90% of the time. However I also have a USB to ethernet adapter that connects ...
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Centos 7: No WiFi Adapter Found

I have a 2 part question: I have dual booted Centos 7 with windows 10. Once Centos 7 setup is finished No WiFi connection is available. In settings > Wifi it gives the message: No WiFi adapter ...
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How can I turn my CentOS laptop into a wireless signal repeater?

So, I have a laptop with CentOS 6.9 (i686 arch), I need to receive the internet signal through the wi-fi adapter and repeat it to the ethernet cable, how can I do this? Is there any way to do it?
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Port open on Bittorrent but says closed when checked with canyouseeme.org

I am having trouble understanding how ports work. What I tried to do: I wanted to check if a particular port was open on my laptop. The port that i chose to check was the port used by bittorrent ...
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OpenVPN - Access other client's subnet

I have the following setup: click here to see image Two VPN clients (Client 1 and Client 2) connect to the VPN server (both clients access the Internet over Wi-Fi - wlan0) What I want to achieve is ...
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Connect to device over ethernet port

I am a long time reader, but this is my first question so please bare with me. I am trying to to connect to a Hardware Debugger. It's method of connection is an Ethernet port. It has two states, one ...
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WiFi Turns off when Ethernet plugged in

HP Elitebook 840 G2. When Ethernet is plugged in, The wifi disconnects. The adaptor remains enabled, but Windows says 'WiFi Turned off'. Clicking the WiFi option seems to turn it back on again for ...
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Port forwarding not working for port 9

I'm trying to set up my PC to work with Wake on LAN so I set up port forwarding on port 9 on my TP-Link Archer C2 router. However, when I use this tool to check whether the port is open, it says it ...
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Why MTR prints multiple IPs as the latest node?

I run the following command in the terminal to trace the routes between my computer and 167.99.31.209: mtr -n --tcp 167.99.31.209 --port 1111 This it the output of above command after awhile: Why ...
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SQLServer inaccessible from owner machine

I've a SQLServer instance in my server machine. The machine is accessible from server.myurl.com. In another machine client I've installed SqlServer Management Studio and try to connect to server.myurl....
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How to obtain router information

I want to obtain router information like vendor name, firmware, channel etc. I have used WlanGetAvailableNetworkList() to get the information, but it does not provide all the information mentioned ...
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Done everything to forward ports, still closed

I'm on Linux Mint 18.3 with a wireless router given by my ISP provider and I've been trying port forwarding to no avail. This is a problem that I've had for a long time. Among other things, netstat -...
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Is it possible to forward traffic from a port to another out-of-the-box?

I have an Oracle dbms on a remote linux machine (aws linux, should be similar to rhel). Unfortunately the network I'm in only allows outgoing traffic to port 80,443 and 22. As we are talking about a ...
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Have a 1 Gbit connection but I not all devices are getting 1 Gbit speed from my ISP

I have 3 laptops and a 1 Gbit network connection to my ISP. But when I connect my ISPs cable to the laptops ethtool link/speedtest precisely says: Lenovo G500 with USB 3.0 Ethernet and OpenBSD 6.2 - ...
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Subnet Configuration for OpenVPN network

I have a network made up of many wireless access points all connected over OpenVPN to a central (distinct) server. Each access point assigns DHCP addresses in its own /24 subnet. I am unsure of the ...

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