Glossary

Information

Internal callers are informed about absence and time of return. External callers are diverted to the operator, where the same information is available. Information can be of two kinds:

Pre-programmed text information.

Voice information.

Intrusion

To intrude on an ongoing call when a requested extension is busy. See section “Outgoing Calls” on page 28.

Least Cost Routing

A function that automatically selects the cheapest way to connect your external call (not necessarily the shortest distance).

Mailbox

The mailbox system controls the messages that are left for or sent by you when you are absent. See section “Mailbox System” on page 55.

Message

A message can be sent to any extension. This is useful when you receive the busy tone or get no answer. There are two kinds of message:

Call Me message.

Voice message.

See section “Send Message” on page 43.

Mute

To switch the microphone temporarily off. See section “During Calls” on page 37.

Password (System)

A four-digit code needed to e.g. retrieve messages from the mailbox system or to enter the DISA system. You can set your own Password. See section “Change Password” on page 62.

PBX

Private Branch Exchange. Your telephone switching system (e.g. BusinessPhone 250).

Pre-defined text Pre-programmed absence information. See section “Absence Information” on page 51.

SOS calls

SOS calls can be made even if the user is logged off.

See section “Option 1 - SOS call function is enabled:” on page 22.

Third party

A third connection (person), which can be included in an ongoing two person conversation. The connection can be internal or external.

See section “During Calls” on page 37.

Tie line

An external line from the private network.

Transfer

During an internal or external ongoing call you can make an inquiry and then transfer the call to another party (internal or external).

See section “During Calls” on page 37 and “Useful Hints” on page 107.

Trunk line

A trunk line is the same as an external line. Can be either digital, analog or IP based.

BusinessPhone – Ericsson Dialog 4422 IP Office

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Ericsson 4422 manual Information, Intrusion, Least Cost Routing, Mailbox, Password System, Third party, Tie line, Transfer