3Com Dual 56K Network Card User Manual


 
Features 19
Network Address Translation (NAT) between LAN and WAN, which allows
multiple users on the LAN to share a single remote connection and user
account.
Intelligent NAT, an enhancement to NAT which enables UDP applications to
work with the Dual 56K LAN Modem.
Multiplexing traffic from several computers to remote destinations
Bandwidth Management
Automatic call initiation (also known as dial-on-demand routing)
Automatic disconnection of idle calls after a specified length of time
Multilink PPP, which combines two PPP calls on two analog lines into a single,
high-speed network connection.
Bandwidth on Demand using Bandwidth Allocation Control Protocol
(BACP)/Bandwidth Allocation Protocol (BAP), based on a specified threshold.
Dynamic Bandwidth Allocation (DBA), which allows you to place a voice or
data call while a Multilink PPP call is active.
Manual call connection and disconnection
Remote Management
Remote management via Web browser-based interface
Remote firmware upgrades
Protocols
IETF PPP (RFC 1661, 1662, 1663)
IETF Multilink PPP (RFC 1990)
IETF Password Authentication Protocol (PAP) and Challenge Handshake
Authentication Protocol (CHAP) security (RFC 1994)
MS-CHAP support (as defined in Network Working Group Information Memo:
Microsoft PPP CHAP Extensions. S. Cob, Rev. 1.3 March 1997 including only
the functionality that keeps with IETF 1994).
IP address negotiation using IPCP (RFC 1332)
Network Address Translation (NAT) between LAN and WAN (RFC 1631)
Point-to-Point Tunneling Protocol (PPTP—PPTP draft-ietf-pppext-pptp-02.txt).
Microsoft Callback Control Protocol (CBCP)
BACP/BAP (RFC 2125)
LCP Extension Protocol (for Callback functionality) (RFC 1570)
Telnet Com Port Control Option (RFC 2217)
Error Control and Data Compression
ITU-T V.42
ITU-T V.42bis
MNP 2-5