Definition[]
Call back (also called dial back) is a
| “ | procedure for identifying a remote terminal. In a "call back," the host system disconnects the caller and then dials the authorized telephone number of the remote terminal to reestablish the connection.[1] | ” |
| “ | [a]n authentication technique for terminals that remotely access a computer via telephone lines; the host system disconnects the caller and then reconnects on a telephone number that was previously authorized for that terminal.[2] | ” |
References[]
- ↑ Federal Standard 1037C:Glossary.
- ↑ RFC 4949, at 44.