Operation and maintenance experience sharing: focusing on common troubleshooting and log analysis of Korean KT native IP, covering troubleshooting methods and log analysis practices for connectivity, routing, NAT, DNS, DHCP and other issues, and providing practical operation and maintenance suggestions.

This article explains in detail the market structure of Korean cloud server companies and the list of major service providers, analyzes the positioning, compliance and technical characteristics of local and international manufacturers, and provides selection suggestions suitable for regional cloud deployment decisions.