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Glossary
November 2004
Avaya Modular Messaging Concepts and
Planning Guide
GL-5
the call-identification information is passed from the switch to the messaging application server
using DTMF signals on the same line as the voice connection.
Intercom paging
A method of automatically paging subscribers if they do not answer their telephones. Once
subscribers are paged, they must return to their extensions to pick up the call. If subscribers do not
respond to the page, the system transfers the callers to their mailbox. Modular Messaging supports
station-level paging. For Modular Messaging to be able to support trunk-level paging, customers
are required to provide additional hardware between Modular Messaging, the switch, and the
paging system.
Internet Messaging Access Protocol 4
A method of accessing electronic mail or bulletin board messages that are kept on an e-mail server.
Client e-mail applications can use Internet Messaging Access Protocol 4 (IMAP4) to access remote
message stores as if they were local.
IP telephony
The use of networks running Internet Protocol (IP) to send and receive messages, such as voice
data.
LDAP
Lightweight Directory Access Protocol (LDAP) is an Internet protocol to retrieve and manage
directory information.
local mailbox number
A method of addressing messages to recipients within the voice mail domain.
MAS
See messaging application server (MAS).
Message Storage Server (MSS)
An Avaya-produced message store that is an internal part of the Modular Messaging—MSS
system. The MSS software resides on the Avaya S3400 platform with a Linux operating system.
messaging application server (MAS)
The voice server that provides an interface between the message store (and directory) and the
telephone system.
Message Waiting Indicator (MWI)
A method of alerting subscribers when messages meeting specified criteria arrive in their mailbox.
Subscribers are alerted by either a lamp indicator on their telephone, or an audible tone (stutter
dialtone) when they pick up the receiver. The indicator is cleared when the message is opened in
the e-mail client, or saved or deleted using the TUI. Subscribers can set up rules for using MWI in
Subscriber Options. For example, they may choose to be notified only when they receive urgent
voice messages.
MIME
See Multipurpose Internet Mail Extensions.
Microsoft Exchange site
A group of Microsoft Exchange servers, where one or more servers on a high-bandwidth,
permanent LAN work together to provide messaging and other services to a set of users. Within an
Exchange site, users can share information and can be managed as a collection. A Microsoft