Siemens V1.2.33 manual Hfa, Http, Kdc

Abbreviations and Technical Terms

H.323 Standard

Consist of the following components (minimum):

•Terminals

•Æ Gateways

•Æ Gatekeeper

•Multipoint Control Units (Æ MCUs)

HFA

Abbreviation of "Hicom Feature Access“ or "HiPath Feature Access“. Represents the gateway-based connection (for example HG 1500 or HG 3530) betweenÆ IP telephony and a Æ PBX.

HTTP

Abbreviation of "Hypertext Transfer Protocol."

Protocol for transmitting data in Æ IP networks.

Identification Server

The HiPath system’s Identification Server is used for the remote identifica- tion of telephones. The transport address (Æ IP Address and port) of the Identification Server must be entered for this in the telephone. The trans- port address is only entered by "autodiscovery".

If an address is entered, it can only be changed into another system with "autodiscovery" or reset to the factory default.

IP

Abbreviation of "Internet Protocol."

IP Address

Also abbreviated to "Æ IP". Unique address of a terminal in the network. It consists of four blocks of digits from 0 to 255, separated by periods. For ease of use, a Æ DNS can resolve spoken names into IP addresses.

IPSec

Abbreviation of Internet Protocol Security.

Jitter

Delay fluctuations when transferring data in Æ IP networks.

KDC

Abbreviation of Key Distribution Center.

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