Avaya 4600 用户手册
Introduction
14 4600 Series IP Telephone LAN Administrator Guide
Terms Used in This Guide
802.1D
802.1Q
802.1Q
802.1Q defines a layer 2 frame structure that supports VLAN identification and a QoS
mechanism usually referred to as 802.1D.
mechanism usually referred to as 802.1D.
802.1X
Authentication method for a protocol requiring a network device to authenticate with a
back-end Authentication Server before gaining network access. Applicable 4600
Series IP telephones support IEEE 802.1X as a Supplicant with the EAP-MD5
authentication method.
back-end Authentication Server before gaining network access. Applicable 4600
Series IP telephones support IEEE 802.1X as a Supplicant with the EAP-MD5
authentication method.
ARP
Address Resolution Protocol, used, for example, to verify that the IP address
provided by the DHCP server is not in use by another IP telephone.
provided by the DHCP server is not in use by another IP telephone.
CELP
Code-excited linear-predictive. Voice compression requiring only 16 kbps of
bandwidth.
bandwidth.
CLAN
Control LAN, type of Gatekeeper circuit pack.
CNA
Converged Network Analyzer, an Avaya product to test and analyze network
performance.
performance.
DHCP
Dynamic Host Configuration Protocol, an IETF protocol used to automate IP address
allocation and management.
allocation and management.
DiffServ
Differentiated Services, an IP-based QoS mechanism.
DNS
Domain Name System, an IETF standard for ASCII strings to represent IP
addresses.
addresses.
EAP
Extensible Application Protocol.
Gatekeeper
H.323 application that performs essential control, administrative, and managerial
functions in the media server. Sometimes called CLAN in Avaya documents.
functions in the media server. Sometimes called CLAN in Avaya documents.
H.323
A TCP/IP-based protocol for VoIP signaling.
HTTP
Hypertext Transfer Protocol, used to request and transmit pages on the World Wide
Web.
Web.
HTTPS
A secure version of HTTP.
IETF
Internet Engineering Task Force, the organization that produces standards for
communications on the internet.
communications on the internet.
LAN
Local Area Network.
LDAP
Lightweight Directory Access Protocol, an IETF standard for database organization
and query exchange.
and query exchange.
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