Enabling and Configuring TCP/UDP Proxying with the Nginx Stream Module

Verifying Stream Module Support The Nginx Stream module operates at Layer 4 (TCP/UDP), allowing for efficient traffic forwarding and load balancing outside of the standard HTTP context. Before attempting configuration, verify if your Nginx binary includes the module by executing the following command: nginx -V 2>&1 | grep --color -- '--w ...

Posted on Thu, 06 Aug 2026 16:40:34 +0000 by jbingman

Practical Guide to Secure File Transfer Using the SCP Command

Core Functionality and Syntax SCP (Secure Copy Protocol) operates as a command-line utility for securely transferring files between local and remote hosts. It relies entirely on the SSH protocol for encryption, integrity verification, and authentication. The fundamental syntax follows a straightforward source-to-destination pattern: scp [option ...

Posted on Tue, 26 May 2026 18:40:41 +0000 by bostonmacosx

Network Infrastructure Configuration: Routers, Switches, and Firewalls

Configuring enterprise routers requires establishing system identification, interface parameters, routing protocols, and secure management channels. The following examples demonstrate a standardized CLI approach for deploying core routing functionality. # System Identification set system host-name Edge-Router-01 # Interface & Gateway Setup ...

Posted on Thu, 14 May 2026 09:03:42 +0000 by colbyg