PairGain 500L, Руководство пользователя

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PPP over ATM PRELIMINARY
62 Megabit Modem 500L Installation Manual
PR
EL
IM
IN
A
RY
PPP
OVER
ATM
You can configure each of the three sessions with the following parameters:
LAN I
NTERFACE
P
HYSICAL
S
PECIFICATIONS
P
OWER
S
UPPLY
Link Control Protocol
(LCP) Provides a phase of the PPP negotiation by setting up the physical link (RFC
1661).
Network Control
Protocol (NCP) Occurs after LCP, negotiating parameters for each network interface and uses
Internet Protocol Control Protocol (IPCP) which is defined in RFC 1332.
Authentication
(PAP/CHAP) Provides authentication of PPP sessions for security through Password and
Challenge-Handshake Authentication Protocols (RFC 1994).
Network Address
Translation Network Address Port Translation (NAPT) maps a LAN side private IP address to
the public IP address assigned to one of the three virtual channels (RFC 1631).
Connector RJ-45 Ethernet with auto-detecting10/100BASE-T (IEEE 802.3I for 10BASE-T and
IEEE 802.3u for 100BASE-T)
Height 1.2 inches (3.1 cm)
Width 6.9 inches (17.5 cm)
Depth 9.2 inches (23.4 cm)
Weight 2.2 pounds (1.0 kg)
Voltage 100 to 240 Vac
Frequency 50 to 60 Hz
Current 0.3 Amps