FTP is a very simple application, and in most of the cases, FTP problems have very simple solutions. Some examples are as follows:
- Problem 1: I've monitored an international connection with FTP clients on one side of the network and an FTP server on the other side. The customer complained about slow performance and blamed the international service provider. When I checking with the service provider, they said the connection is nearly not loaded (usage of only 20 percent of a 10 Mbps line), a fact that I confirmed when I checked the line. When I looked at the TCP issues (retransmissions, window problems, and so on), there were none. Just to check, I removed the FTP server and install another one (there are many free ones), ...