Taken from this article. Any outbound connection from the App Service app, such as to a back-end database, uses one of the outbound IP addresses as the origin IP address. Why can't it just use the inbound IP address, which…
I wish to know how Azure NSGs work when it comes to statefulness and Denys. For example, let's compare to AWS security groups. # Example AWS Security Group inbound/outbound rules Inbound: Port 80 from the internet Outbound: Port 443 to…
I have an async socket server written in C#, running on a Lightsail server running Amazon Linux. It consists of a TcpListener that accepts connections, starts up a new thread to listen when someone connects, initiates an SSL connection, and…
By default pods can communicate with each other in Kubernetes, which is unwanted should a pod be compromised. We want to use NetworkPolicies to control inbound (ingress) and outbound (egress) traffic to/from pods. Specifically pods should ONLY be able to:…
I used netperf benchmark with the next commands: server side: netserver -4 -v -d -N -p client side: netperf -H -p -l 60 -T 1,1 -t TCP_RR And I received the results: MIGRATED TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port…
I have an application that accepts TCP traffic (not HTTP) and I'd like the ability to have the traffic load balanced to it. However, one requirement is that when a client makes a connection, we do not close that connection…
I'm having problems with getting proxy setup right in a docker container. I want to download a file from github, but get unable to resolve host address error from wget. Now, how do I debug what goes wrong in accessing…
i have an ec2 instance running ubuntu and im trying to restrict ssh access to only my ip address, im using both the security on the ec2 and the network acl, i have multiple ip addresses 192.168.1.233: the one on…
I have a server application (that I cannot change) that, when you connect as a client, will give you other URLs to interact with. Those URLs are also part of the same server so the URL advertised uses the hostname…
I have my web app running in GKE cluster and I am trying to create Redis and Mongo deployment for databases in compute engines/VMs in the same GCP project. I would like only my GKE cluster to have have access…