Ben Chuanlong Du's Blog

It is never too late to learn.

Tips on Network Protocols

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

TCP/IP and UDP/IP are low-level data transfer protocols.

HTTP, FTP, SMTP, WebSocket are high-level data transfer protocols.

WebSocket persists a connection and use it for bidirectional data transfering. It …

Tips for XFinity

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Separate 2G and 5G WiFi Networks

  1. Go to https://internet.xfinity.com/

  2. Click on the name of your WiFi.

  3. Click "Edit WiFi" in the upper-left corner.

  4. Check the checkbox "Use different …

Misc Tips in Daily Life

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Insurance

Internet Service

  1. Century Link is a very bad one! The speed is slow. Service people are irresponsible. I have problem to use SSH and NX services.

  2. Time Warner is not …