X3200
User’s Guide
405
Glossary
Port
Input/output
The port number is used to decide to which service (telnet, WWW) an incoming
data packet should be sent.
POTS
Plain Old Telephone System
The traditional analog telephone network.
PPP
Point-to-Point Protocol
A protocol suite for authentication of the connection parameters of a
➤➤
point-to-point connection
. PPP is used to connect local networks over
the
➤➤
WAN
. Multiprotocol packets are encapsulated (
➤➤
encapsulation
)
in a standard format before transmission. Establishing a connection involves a
number of other components and subprotocols, such as the authentication
mechanisms
➤➤
PAP/CHAP
.
PPP authentication
Security mechanism. A method of authentication using passwords in
➤➤
PPP
.
PPPoE
Point to Point Protocol over Ethernet
The PPP-over-Ethernet (PPPoE) protocol permits Internet access over Ether-
net via an
➤➤
xDSL
modem or xDSL router.
Primary Rate Interface
(PRI)
An ISDN subscriber interface. The PRI consists of a D-channel and 30 B-chan-
nels (in Europe). (In America: 23 B-channels and a D-channel.) Compare
➤➤
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 communi-
cation at various levels (decoding, addressing, network routing, control proce-
dures, etc.).
Proxy ARP
ARP = Address Resolution Protocol
Process used to determine the associated
➤➤
MAC address
for a host
whose
➤➤
IP address
is known.
RADSL
Rate-Adaptive
➤➤
Digital Subscriber Line
The data rate is up to 640 kbps
➤➤
upstream
and 1.5 - 9 Mbps
➤➤
downstream
over ranges of up to 18.5 km.
Summary of Contents for X3200
Page 4: ...4 BinTec Communications AG...
Page 28: ...28 BinTec Communications AG Welcome 1...
Page 258: ...258 BinTec Communications AG Advanced Configuration 6...
Page 348: ...348 BinTec Communications AG Technical Data 10...
Page 369: ...X3200 User s Guide 369 12 BinTec Communications AG...
Page 393: ...X3200 User s Guide 393 12...
Page 394: ...394 BinTec Communications AG General Safety Precautions in 15 Different Languages 12...
Page 412: ...412 BinTec Communications AG Glossary...
Page 419: ...X3200 User s Guide 419 Index WINS 210 229 X X 31 TEI 182...