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Issue 2.2 April 2005 7
Terms Used in This Guide
Issue 2.0 This version of the document, revised and issued in December, 2003, supports
through Avaya
Communication Manager Release 2.0. This version also supports
the addition of the 4610SW and 4620SW IP Telephones, and the 4690 IP
Conference Telephone to the 4600 Series IP Telephone product line.
Issue 2.1 This version of this document was revised and issued in July, 2004. This version
supports through Avaya
Communication Manager Release 2.1. This version also
introduces the 4601 IP Telephone.
Issue 2.2 This is the current version of this document, revised and issued in April, 2005.
This version supports through Avaya Communication Manager Release 2.2. This
version also introduces the 4621SW, 4622SW, and 4625SW IP Telephones.
2 of 2
802.1Q
802.1D
802.1Q defines a layer 2 frame structure that supports VLAN identification and a
QoS mechanism usually referred to as 802.1D.
ARP Address Resolution Protocol, used to verify that the IP address provided by the
DHCP server is not in use by another IP telephone.
CLAN Control LAN, type of TN799 circuit pack.
DHCP Dynamic Host Configuration Protocol, an IETF protocol used to automate IP
address allocation and management.
DiffServ Differentiated Services, an IP-based QoS mechanism.
IETF Internet Engineering Task Force, the organization that produces standards for
communications on the internet.
LAN Local Area Network.
MAC Media Access Control, ID of an endpoint.
QoS Quality of Service, used to refer to several mechanisms intended to improve audio
quality over packet-based networks.
RRQ Read Request packet. A message sent from the 4600 Series IP Telephone to the
TFTP server, requesting to download the upgrade script and the application file.
TCP/IP Transmission Control Protocol/Internet Protocol, a network-layer protocol used on
LANs and internets.
TFTP Trivial File Transfer Protocol, used to provide downloading of upgrade scripts and
application files to the IP telephones.
UDP User Datagram Protocol, a connectionless transport-layer protocol.
VLAN Virtual LAN.