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28 V200 VoIP Telephone Adaptor/Router
YML796 Rev1
PPPoE: Point-to-Point Protocol over Ethernet. A method for establishing
sessions and encapsulating PPP packets over an Ethernet, specified
by RFC 2516.
PPTP: Point-to-Point Tunneling Protocol. An extension of Point-to-Point
Protocol used to create virtual private networks between PCs.
Protocol: A set of rules that govern the transmission of data between
interconnected devices to maintain or improve communication.
Proxy server: Provides a list of items available on other servers to increase the
availability and speed of retrieving that information.
PSTN: Public Switched Telephone Network. The standard telephone
network.
QoS: Quality of Service. The expected data loss or latency.
Remote access: Communication from a remote location or facility through a data
link.
Remote digital loopback test: This test loops the remote digital receiver output back into
the transmitter input.
Remote host: The computer receiving the network commands.
RFC: Request for Comments. Documents published by the Internet
Engineering Task Force pertaining to Internet protocols and policies.
RIP: Routing Information Protocol. The protocol governing the exchange
of routing information.
RJ11: A 6-position jack used with dial networks and telephone sets.
RJ45: An 8-position jack used with programmable dial networks.
Router: Protocol-dependent device that connects subnets together. Routers
operate at the network layer (layer 3) of the ISO Open Systems
Interconnection--Reference Model.
Routing table: A table that lists routing paths to enable a node to route traffic to
another node in the network.
RS-232: A low-speed, 25-position, DCE/DTE interface.
Server: Hardware or software that offers a specific service, such as database
management, to a client.
SIP: Session Initiation Protocol, a signaling protocol for Internet
conferencing/telephony.
Static route: A route that is permanent rather than a route that is dynamically
assigned by another router.
STP: Shielded Twisted Pair. Telephone wire that is wrapped in a sheath to
eliminate external interference.