Internet
5 posts under Internet: connection speed, network problems and internet infrastructure. All from the field, newest first.
5 posts
Commonly Used Port Numbers: SSH, HTTP, MySQL and More
What the well-known, registered and dynamic port ranges are, common ports such as SSH, HTTP and MySQL, and what to watch out for in firewall rules.
InternetPrivate and Public IP Addresses: How RFC 1918, CGNAT and NAT Work
A clear, technical explanation of the RFC 1918 private IP ranges, what NAT and CGNAT actually do, and why they get in the way of port forwarding.
InternetWhat Are MTU and MSS? Fixing Packet Loss on VPN Connections
A technical guide to MTU, MSS and Path MTU Discovery, how they cause packet loss inside VPN tunnels, and how to solve the problem with MSS clamping.
InternetWhen Do DNS Changes Propagate? The TTL Concept Explained
DNS propagation time is really just independent cache layers expiring. What TTL is, how it is set, and why it should be lowered before you make a chan
InternetTürkNet Home Internet Guide 2026: Prices, Speeds, Campaigns and Technical Details
Comprehensive 2026 guide to TürkNet home internet: package prices, campaigns, technical infrastructure, GigaFiber, VAE, no-contract options, unlimited
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