Chapter25.Serial Communications


UNIX has always had support for serial communications as 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 covers some of the ways serial communications can be used on FreeBSD.

After reading this chapter, you will know:

  • How to connect terminals to a FreeBSD system.

  • How to use a modem to dial out to remote hosts.

  • How to allow remote users to login to a FreeBSD system with a modem.

  • How to boot a FreeBSD system from a serial console.

Before reading this chapter, you should: