Funkwerk W1002 User Manual page 248

Glossary
240
Point-to-point ISDN Point-to-point
access
Polling Fax machine function that "fetches" documents provided by other
fax machines or fax databases.
Port Input/output
POTS Plain Old Telephone System
PPP Point-to-Point Protocol
PPP authentication Security mechanism. A method of authentication using passwords in
PPP.
PPPoA Point to Point Protocol over ATM
PPPoE Point to Point Protocol over Ethernet
PRI Primary Rate Interface
Primary Rate Inter- ISDN subscriber connection. The PRI consists of one D channel and
face (PRI) 30 B channels (in Europe). (In America: 23 B channels and one D
channel.) There is also the ISDN Basic Rate Interface.
Protocol Protocols are used to define the manner and means of information
exchange between two systems. Protocols control and rule the
course of data communication at various levels (decoding, address-
ing, network routing, control procedures, etc.).
Proxy ARP ARP = Address Resolution Protocol
PSN Packet Switched Network
PSTN Public Switched Telephone Network
PVID Port VLAN ID
R key Telephones that have a R key (inquiry key) can also be connected
to a PBX. In modern telephones, the R key triggers the hook flash
function. This is required for use of performance features in T-Net
such as inquiry/brokering and three-party conference.
RADIUS Remote Authentication Dial In User Service
RADSL Rate-Adaptive Digital Subscriber Line
RAS Remote access service
Funkwerk Enterprise Communications GmbH
funkwerk W1002/W2002/WIx040/WIx065