Alphabetical Reference
97
IP Address
Also called " IP" for short. The unique address of a terminal device in the
network. It consists of four number blocks of 0 to 255 each, separated by
a point. To simplify the notation, meaningful names can be resolved by a
 DNS into IP addresses.
Jitter
Runtime fluctuations in data transmission in  IP networks.
Canonical Format
Canonical format is an international standardization of call numbers. Dialing
rules (conversion information) must be defined in order to dial these
numbers correctly.
Example of a station number in canonical format:
LAN
Abbreviation for "Local Area Network".
Layer 2
2. nd layer (Data Link Layer) of the 7-layer OSI model for describing data
transmission interfaces.
Layer 3
3. rd layer (Network Layer) of the 7-layer OSI model for describing the data
transmission interfaces.
LDAP
Abbreviation for "Lightweight Directory Access Protocol".
Simplified protocol for accessing standardized directory systems, e.g. a
company phone book.
LCD
Abbreviation for "Liquid Crystal Display".
Display of numbers, text or graphics with the help of liquid crystal
technology.
+49 (89) 72212345
Extension Number
Local District Code
Phone Number
Local Area Code
Local Country Code