3Com OfficeConnect 3C892A, User Manual, Page: 9 / 130

T
ABLE OF
C
ONTENTS
A
BOUT
T
HIS
G
UIDE
How to Use This Guide 9
Conventions 10
Year 2000 Compliance 10
1
I
NTRODUCTION
Introduction 11
Applications 11
Local Networking with Access to the Internet 11
Local Networking with Access to a Remote Office 12
Local Networking with Access to the Internet and a Remote Office 12
Features 13
2
ISDN LAN M
ODEM
F
UNCTIONALITY
D
ESCRIPTION
Connection Types 17
WAN Side Connection 17
Two Separate Connections to Different Locations 18
One High Speed Connection to a Single Location 19
LAN Side Connection 20
Application Sharing over the LAN 20
Call Routing Protocol and IP Address Translation 21
Placing a Call to a Previously Defined Destination 21
Call Routing While No Other Calls Are Connected 21
Call Routing While One Call Is Already Connected 22
Understanding Multilink PPP and BACP/BAP 22
What is Multilink PPP? 22
What is BACP/BAP? 22
Multilink PPP Configuration Options 23
Understanding Dynamic Bandwidth Allocation 23
Understanding VPNs and PPTP 23
Setting Up the Server Side of the Tunnel 24
Setting Up the Client Side of the Tunnel 24
For Windows Dial-Up Networking Users 25
Establishing a Tunnel via the ISDN LAN Modem 25