Invokes the OpenVMS Phone utility (PHONE). The Phone utility is
designed to simulate some of the features of actual telephone
communications. You can use the Phone utility to communicate with
other users on your system or with any other system connected
to your system by DECnet-Plus or DECnet for OpenVMS. To invoke
the Phone utility, enter the PHONE command at the DCL prompt and
When entering the DCL command PHONE, you can supply qualifiers
that modify the characteristics of the simulated telephone.