Category "networking"

Does a web-worker spawn it's own network thread?

In the app I'm working on, there's a page which makes an excessive amount of requests. A few hundred requests are sent to the server at a time. Some of them are

React page gives back 404 page after refresh

I have a decentralized app with a React frontend. If I go to the homepage (https://app.valerianprotocol.com/), everything works fine and I can refresh the page

pf: nat force packet out specific interface

I have a VM which is attached to the feth2 interface (L2 interface), en0 is my wifi card with internet access I currently have the following pf rule in place: n

Determine butterfly subtopologies in a network topology

I recently got a project where I have to identify all the butterfly subtopologies in a network. The network has to be implemented using a graph. Fortunately, I

C# Broadcasting message on server to remote client

I'm trying to broadcast a message from server to a remote client, my problem is that I'm not able to receive the message on the client, the approach I'm current

Change node style based on name / label

I'm using vis.js to visualise a network. The network is created based on the DOT language (Directed graphs). An example: 1 -> 1 -> 2; 2 -> 3; 2 -- 4; 2

Mimic ZeroMQ SUB-Socket (in a PUB/SUB system) with e.g. Socket/WebSocket in Flutter

Community, I want to use/subscribe a pub-socket on a server that implements ZeroMQ (https://zeromq.org/) My final product will be a flutter app. It must be runn

Python code in visual studio showing "raise Exception( 'Could not find a default OpenFlow controller' )" error

I have just started with the mininet and trying to build networks using python. I have tried to run the code shown in the image and pasted here in the following

Routing between ovpn-tun0[10.8.0.0/24] and hw-interface[172.16.0.0/16] issue

I have a problem that I cannot figure out alone. I was able to find very similar issues but none seems to focus on my particular endingsituation. What do we hav

conda install and network issues

I am running: conda install spyder-kernel=2.1 and get back: Collecting package metadata (current_repodata.json): failed CondaHTTPError: HTTP 000 CONNECTION FA

VBA Mapping Sharepoint Drive to File Explorer To Loop Through PDFS

I have a script within an excel that needs to loop through whichever folder its in on the Sharepoint, and attach it to an email. As I understand I need a direct

Docker Openvpn network forward doesn't work

I would like to connect from a php docker, through a OpenVPN docker to a OpenVPN client. Network structure I have added a Docker network (192.168.200.0/24) The

Why my server program prints the first letter of the message I sent from client in C#?

I am trying to send a message from a Socket client I created in C# on an Android device to a TCPListener server on my PC. The message is sent and I can see it p

Regular expression to collect all IPs from Pod definition

I am trying to collect IP addresses of the pods which has 3 network interfaces attached to. From the output of kubectl get pod .. -o yaml, I would like to coll

How to handle connection reset in Python SignalR and reconnect again

I am using Python3, signalr, and WebSocket to connect to a server. When the connection is closed or reset by the server or the network layer, I receive the foll

Assigning /32 ip addr to containers with docker compose Ubuntu 20.04

as you might quickly notice, I'm not a network nor a docker guru. I appreciate all help big time! I'm trying to run a two applications in two different docker c

Use Docker with same port as other program

I am currently facing following problem: I build a docker container of a node server (a simple express server which sends tracing data to Zipkin on port 9411) a

Azure - Reach VNet C from VNet A through VNetB

I know transitive VPN Peerings aren't supported in Azure yet. I'm looking for a workaround in the meantime... The scenario is as follows VNet A <-Peered->

Switches and routers interfaces name dictionary

I am curently looking for a dictionary that contains all (or a lot) of interfaces names for routers and switches. For instance a dictionary that would look like

Calculating remaining CIDR ranges with Python

I need assistance in calculating in Python the remaining CIDR ranges after i use a subnet. Example: I want to use a wide range of 10.0.0.0/15 and from it to cal