3Com 3C886 manual

http://www.3com.com/

OfﬁceConnect

56K LAN Modem

3C886

User Guide

Part No. 984/000027-2

Published March 1999

Contents

Main 3Com Corporation 5400 Bayfront Plaza Santa Clara, California 95052-8145 I MPORTANT S AFETY I Page T ABLE ONTENTS OF Page DVANCED C A ONFIGURATION Page A D C B Page A BOUT T HIS G Introduction Conventions How to Use This Guide Year 2000 Compliance Table 3 Text Conventions 1 Introduction Applications Page Features Page Page Page 2 F Connection Types Page Page Call Routing Protocol and IP Address Translation Understanding VPNs and PPTP 23 Figure 7 IP Address Translation Understanding VPNs and PPTP Figure 8 Connection to an Remote Private Network via an ISP Page Page Page 3 I Package Contents Before You Install the 56K LAN Modem Front Panel LED Description Installing the 56K LAN Modem Page Page Installing the Power Cable Page Page 4 AND MACINTOSH TCP/IP Setup Using Windows 95 and 98 Page Page TCP/IP Setup Using Windows NT 4.0 Page Page TCP/IP Setup Using Mac OS 7.6 or later TCP/IP Setup Using Windows 3.11 Page Page 5 Typical Configuration Page Page Page Page Page Page Page Page 56K LAN Modem Main Page Page Page 6 Advanced Configuration Setting Up Additional Service Providers Page Page Page Page Page Page Page Associating Service Providers with Computers on the LAN Editing Service Provider Profiles Configuring LAN Parameters Page Configuring Modem Control Parameters Page Changing Data Call Parameters Selective Password Protection Changing Your Password Locking and Unlocking the Configuration Configuring the LAN Modem from a Remote Location Page Page 7 D Placing Calls Page Receiving Calls Disconnecting Calls Using a Connection Script Page Page Page Page 8 M Checking the Basics Monitoring LEDs Evaluating Symptoms and Solutions Page Page Page Finding More Information Contacting Technical Support Downloading Firmware to Your 56K LAN Modem Resetting the 56K LAN Modem to a Factory Default Setting Reviewing Statistics Understanding Last Call Information The last call information is described in Table 11. Table 10 Current Call Information Description (continued) Table 11 Last Call Information Description ended. Table 11 Last Call Information Description Table 12 Service Provider information description Page A What is a network? Page Page Page Page Page B Custom Links Using Favorites Installing the Custom Internet Explorer Browser C This appendix lists the factory default settings of the 56K LAN Modem. 56K LAN Modem Factory Defaults Table 13 56K LAN Modem Factory Defaults Page D General Specifications Year 2000 Compliance Page G PPTP Page Page A B C D I Page 3Com Corporation L IMITED W OfceConnect 56K LAN Modem H S Y EAR 2000 W OBTAINING WARRANTY S FCC C LASS B S FCC D ECLARATION OF C FCC P ART 68 S