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Protocols, Error control and data compression, Modulation schemes – 3Com OFFICECONNECT 3C886 User Manual

Page 16: Security, Upgradability, Diagnostics

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16

C

HAPTER

1: I

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