Networking

ARQ Protocols: Error Detection and Correction in Data Transmission

Explore ARQ (Automatic Repeat reQuest) protocols for reliable data transmission. Learn about Stop-and-Wait, Go-Back-N, and Selective Repeat ARQ, their mechanisms, advantages, and applications in networking.

The ss Command: Complete Guide to Socket Statistics in Linux

Master the ss command for network socket analysis. Learn to monitor TCP/UDP connections, filter socket states, and troubleshoot network issues effectively.

The dig Command: Complete Guide to DNS Queries in Linux

Master the dig command for DNS lookups. Learn query types, tracing, troubleshooting, and advanced DNS diagnostic techniques.