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Glossary 361
Installation and Maintenance Guide
call log
An incoming call log accessed through the set that displays the following information for
every call:
• sequence number within the Call Log
• name and number of caller
• long distance indication
• call answered indication
• time and date of the call
• number of repeated calls from the same source
• name of the line that received the call
Camp-on
A feature that allows the user to reroute a call to a telephone when all the lines on that
telephone are busy. To answer a camped call, use Call Queuing or select a line if the
camped call appears on the set. Queued calls get priority over camped calls.
camp timeout
The length of a delay before a camped call returns to the telephone that camped the call.
Set the length of delay under Feature settings in System programming.
central answering position (CAP)
An M7324 telephone that provides backup answering and set monitoring. Assign a CAP
under CAP assignment in System programming.
channel service unit (CSU)
A device on the Digital Trunk Interface that is the termination point of the T1 lines from
the T1 service provider. The CSU collects statistics on the quality of the T1 signal. The
CSU ensures network compliance with FCC rules and protects the network from harmful
signals or voltages.
client
A client is a computer system or process that requests a service of another computer
system or process. For example, a workstation requesting the contents of a file from a file
server is a client of the file server.
cold start
A cold start occurs when you lose all system programming, or if the system was down for
maintenance and you want to start it up again.
Companion portable telephone
Hand held wireless telephones that allow complete mobility within the reach of
Companion base stations or an external antenna. Portable telephones provide many but not
all standard system features. They also share some of the same programming as desk
telephones.