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. V-Link configures the application automatically as you want and makes it like your home office computer. V-Link allows file attachment. You don't need to learn anything new. You don't have to remember your mail server name.