If you get what looks like gobbledygook when you connect, you may need the other setting. If so, you can either change the setting while connected, and then hit enter, or hang up and try again with the other setting. It's also possible your modem and the modem at the other end can't agree on the right bps rate. If something looks wrong, it probably is wrong. Change your settings and try again.
Nothing is learned without trial, error and effort.
Those are the basics. Go to the previous , next section.