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 …

FTP on Linux

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

Installation in Ubuntu

wajig install ftp

FTP

  1. Most FTP severs accpets only SFTP connections, which means that you have to log into those servers using sftp instead of ftp. The tricky …