Specifications

Appendix C - Glossary Administration Manual (SIP/MGCP Version)
AT-VP504E FXS 130
In this context, the Area Code corresponds to the Z portion of the
numbering plan. Since virtually every country has a different dialing
plan nomenclature, it is recommended to identify the equivalent of an
Area Code for the location of your communication unit.
Battery feed, Over-
voltage protection,
Ringing, Signalling,
Coding, Hybrid, and
Testing (BORSCHT)
A group of functions provided to an analog line from a line circuit of a
digital central office switch.
Call Agent
(Connection Manager)
Manages the connection state of the AT-VP504E FXS. The
Connection Manager provides Basic Call Processing and MGCP
Gateway Support.
Country Code (CC) In international direct telephone dialing, a code that consists of 1-, 2-,
or 3-digit numbers in which the first digit designates the region and
succeeding digits, if any, designate the country.
Custom Local Area
Signalling Services
(CLASS)
One of an identified group of network-provided enhanced services. A
CLASS group for a given network usually includes several enhanced
service offerings, such as incoming-call identification, call trace, call
blocking, automatic return of the most recent incoming call, call redial,
and selective forwarding and programming to permit distinctive ringing
for incoming calls.
Digital Signal
Processor (DSP)
Specialized computer chip designed to perform speedy and complex
operations on digitized waveforms. Useful in processing sound (like
voice phone calls) and video.
Domain Name Server
(DNS)
Internet service that translates domain names into IP addresses. To
use a domain name, a DNS service must translate the name into the
corresponding IP address. For example, the domain name
www.example.com might translate to 198.105.232.4.
Dual-Tone Multi-
Frequency (DTMF)
In telephone systems, multi-frequency signalling in which a standard
set combinations of two specific voice band frequencies, one from a
group of four low frequencies and the other from a group of four higher
12 34 Unique number to reach a specific destination.
Table 70: France Numbering Plan (Continued)
No. Description