In addition, the terminal settings are securely password protected. It is under 15 cents per minute. It is very likely that you will find no other services can offer lower than that. Yes, you can. Yes, V-Link supports Telnet.
Travelers can check e-mail and browse the web using a laptop computer and a modem.
However, it is very often hard to log on becasue the line is busy with traffic. Obviously there is no need to carry a laptop computer. Connection to the Internet is guaranteed and fast. Cost is much less than for conneciton by long distance line. There are other services similar to V-Link.