BinTec elmeg hybird 120, Справочное руководство

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temporarily by DHCP. Network components such as the web server
or printer usually have static IP address, while clients such as note-
books or workstations usually have dynamic IP addresses.
DynDNS A DynDNS provider can be used to link a domain name with a dy-
namically changing IP address.
Encapsulation Encapsulation of data packets is a particular protocol to transmit the
data packets in a network. See also VPN.
Encryption Refers to the encryption of data, e.g. using MPPE.
Engaged when busy See Busy on Busy.
ESP Encapsulating Security Payload (ESP) is a protocol for IPSec. It
uses protocol number 50 and supports data encryption and authen-
tication.
Ethernet Ethernet is a specification for cable data networks. Ethernet works
on the first and second layer of the OSI model.
Euro ISDN Standard ISDN in Europe, based on the DSS1 signalling protocol.
Eurofile transfer Eurofile transfer (EFT) is a protocol for sharing files over ISDN.
Exchange access
right The telephone system distinguishes between the following ex-
change access rights: Unlimited: Any international, national or in-
ternal connection is permitted. National long-distance calls: Only do-
mestic connections may be established - i. e. dialling any number
that begins with 0 but not with 00. Incoming external calls can be re-
ceived without restrictions. Locality: Only connections to the same
area code may be established. So the number may not begin with a
0. Incoming external calls can be received without restrictions. In-
coming: Only connections to other terminals in the telephone system
may be established. Incoming external calls can be received without
restrictions. Internal: Only connections within the telephone system
are permitted.
Extension In PBX systems, an extension refers to the terminal connected to
the system.
Extension number See Point-to-point ISDN access and Direct dial-in (VoIP).
Extension number
block See Point-to-point ISDN access and Direct dial-in (VoIP).
Extension numbers See Extension number block in Point-to-point ISDN access.
bintec elmeg GmbH
Glossary
elmeg hybird 120 / hybird 130 695