3Com, Boundary Routing, CardBoard, CardFacts, EtherDisk, EtherLink, EtherLink II, LANplex, LANsentry, LinkBuilder, NETBuilder, NETBuilder II, NetFacts, ONcore, ONsemble, ORnet, Parallel Tasking, SmartAgent, TokenLink, Transcend, TriChannel, and ViewBuilder are registered trademarks of 3Com Corporation.

3Com Laser Library, 3Com OpenHub, 3TECH, FDDILink, FMS, MultiProbe, NetProbe, ONdemand, ONline, PowerRing, StackJack, StackWay, and SwitchCentral are trademarks of 3Com Corporation.

3ComFacts and Ask3Com are service marks of 3Com Corporation.

The 3Com Multichannel Architecture Communications System is registered under U.S. Patent Number 5,301,303.

AT&T is a registered trademark of American Telephone and Telegraph Company.

AppleTalk is a registered trademark of Apple Computer, Inc.

Apollo and Apollo Domain are registered trademarks of Apollo Computer, Inc.

Banyan and VINES are registered trademarks of Banyan Systems, Inc.

Cisco and Cisco Systems are registered trademarks of Cisco Systems, Inc.

AGS+, ASM, IGRP, Internetworking Operating System, IOS, MGS, and UniverCD are trademarks of Cisco Systems, Inc.

CompuServe is a registered trademark of CompuServe, Inc.

ProComm is a registered trademark of DATASTORM TECHNOLOGIES, INC.

DATASTORM is a trademark of DATASTORM TECHNOLOGIES, INC.

DEC, DECnet, DELNI, POLYCENTER, VAX, VT100, VT220, and the Digital logo are trademarks of Digital Equipment Corporation.

Hayes is a registered trademark of Hayes Microcomputer Products.

OpenView is a registered trademark of Hewlett-Packard Company.

Intel is a registered trademark of Intel Corporation.

AIX, IBM, and NetView are registered trademarks of International Business Machines Corporation.

Microsoft, MS-DOS, and Windows are registered trademarks of Microsoft Corp.

Motorola is a registered trademark of Motorola Corporation.

V30 is a trademark of NEC Corporation.

NetWare and Novell are registered trademarks of Novell, Incorporated.

IPX is a trademark of Novell, Incorporated.

OSF and OSF/Motif are registered trademarks of Open Software Foundation, Inc.

Retix is a registered trademark of Retix.

ROUTERXchange is a trademark of Retix.

Solaris, SPARCengine, Sun, Sun Microsystems, and SunSoft are registered trademarks of Sun Microsystems, Inc.

ONC, OpenWindows, SunNet Manager, and SunOS are trademarks of

Sun Microsystems, Inc.

SPARCstation and SPARCompiler are licensed exclusively to Sun Microsystems, Inc.

OPEN LOOK is a registered trademark of UNIX System Laboratories, Inc.

UNIX is a registered trademark in the United States and other countries, licensed exclusively through X/Open Company, Ltd.

Xerox is a registered trademark of Xerox Corporation.

Xe rox N et work Sys tem, and X N S are trade marks of Xe rox Corporation.

Other brand and product names may be registered trademarks or trademarks of their respective holders.

Guide written by John Doherty. Edited by Jill Angel. Production by Tracey Taylor.

iii