Unix has always had support for serial communications. In fact, the very first Unix machines relied on serial lines for user input and output. Things have changed a lot from the days when the average "terminal" consisted of a 10-character-per-second serial printer and a keyboard. This chapter will cover some of the ways in which FreeBSD uses serial communications.
After reading this chapter, you will know:
How to connect terminals to your FreeBSD system.
How to use a modem to dial out to remote hosts.
How to allow remote users to login to your system with a modem.
How to boot your system from a serial console.
Before reading this chapter, you should: