Protocols; Error Control And Data Compression; Modulation Schemes; Security - 3Com 3C886 - OfficeConnect 56K LAN Modem Router User Manual

16 C 1: I
HAPTER NTRODUCTION

Protocols

IETF PPP (RFC 1661, 1662, 1663)
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)

Error Control and Data Compression

ITU-T V.42
ITU-T V.42bis
MNP 2-5

Modulation Schemes

V.90
Backwards compatible with all US Robotics 56K Standards
ITU-T V.34+
ITU-T V.34
ITU-T V.32bis
ITU-T V.32
ITU-T V.22bis
ITU-T V.22
ITU-T V.23
Bell 212A
ITU-T V.21
Bell 103

Security

PAP CHAP and MS-CHAP support

Upgradability

Flash memory for field firmware updates
Firmware posted on 3Com's Web site
Fully upgradable to future 56K standards

Diagnostics

LED status display
Statistics display