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Questions tagged [networking]

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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Docker: Is there a way I can check if Redis is being used as a cache for PostgreSQL server?

I have a set of docker containers communicating over a network via Docker Compose (one of them is redis and one of them is postgreSQL). I did a Wireshark capture on the communicating containers and I ...
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The Studio servers encountered an error while opening course in open edx

Basically, open edx is installed on one server and i have created one course, while clicking on the created course to create sub-section , I am getting the below error. The Studio servers encountered ...
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After factory resetting and rebooting my modem, I still can't log in to my modem with the default username and password

For countless hours I've been trying to figure out the solution for a problem I've been having. I clicked on an option for my Remote Access panel in my Router (My router model is Sagemcom F@st5260 ...
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How to find out which process keeps tunnel interface(tun) open?

On my Mac I have multiple uTun network interfaces open and I am unable to see what processes opened them. Is there a way to discover what processes opened them or what processes are keeping them open? ...
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Windows 10 weird Wi-fi problems

In home connecting to the router both laptop and an android phone, phone connects flawlessly. But the computer disconnects after 1-2 minutes. And so weird Wi-Fi device looking as disconnected for a ...
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OpenVPN bridge: eth0 IP address not restored upon stop

I am trying to configure OpenVPN (via PIVPN) on a Raspberry Pi 3 to be in bridge mode, so that VPN clients will appear in the same IP address space as my LAN. This is on debian stretch with brutils ...
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Openstack vm instance is not reachable from external location

We've setup two networks (red and blue) in openstack allinone stack. We're able to access instances from/to red & blue networks. Also we created flat network with public IP pool and allocated ...
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VPN remote lan device connections time out

I'm trying to achieve the following: An L2TP VPN connection through which I can access the remote LAN network, where the VPN server is running. The device I want to run the VPN server on is a ...
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Router to router connection failing, long cable

Here is the scenario: Router 1 is plugged in to a modem in its "wide area network" (WAN) port. I connect one of Router 1's "local area network" (LAN) ports to Router 2's WAN port via a very long CAT ...
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Can access default gw, but not rest of subnet

I'm using a somewhat weird setup which (so I would think) allows me to connect to the subnet while spoofing my IP and MAC (in test environment, doing cyber security college ^^). However, the router ...
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Can I use a VPN in order to remote access with private addresses

I would like to be able to access my home computer from work or from another place. Even so I was unable to do it so far as my computer is on a private network (192.168.2.20 and the router has 192.168....
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Cannot use HTTPS with 4G and a VPN

I am travelling and use 4G to connect to the Internet. I have to use a VPN for work, to access some internal tools. It worked fine, but since yesterday, connecting to HTTPS website doesn't work ...
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Wifi range extender with ethernet input

I've got one of those modem/router combo units upstairs and it covers most of the house rather well. One of the bedrooms however, can't stream movies due to weak/low signal strength. I suppose it is a ...
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How do I access low port numbers forwarded from virtualbox port forwarding on linux host? (Ubuntu)

i seem to have trouble trying to run a particular server application locally in a virtualbox vm from my ubuntu host (that will eventually be deployed offsite which is why i'm testing with a VM) -- ...
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Application behavior different when exe launched from a UNC path

I have a custom application that needs to connect to a remote database (MS SQL). I have a copy of the .EXE and all related .DLLs in a folder on my c: drive. When I run it from there, it connects. ...

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