Netopia 4000-Series manual Contents

Contents v

IP profile parameters	3-21
IP Parameters (WAN Default Profile)	3-23
NAT Associations	3-25
IP Passthrough	3-27
MultiNAT Configuration Example	3-31
Chapter 4 — Virtual Private Networks (VPNs)	4-1
Overview	4-1
About PPTP Tunnels	4-4
PPTP configuration	4-4
About IPsec Tunnels	4-7
About ATMP Tunnels	4-8
ATMP configuration	4-8
Encryption Support	4-10
MS-CHAP V2 and 128-bit strong encryption	4-11
ATMP/PPTP Default Profile	4-11
VPN QuickView	4-13
Dial-Up Networking for VPN	4-14
Installing Dial-Up Networking	4-14
Creating a new Dial-Up Networking profile	4-15
Configuring a Dial-Up Networking profile	4-16
Installing the VPN Client	4-17
Windows 95 VPN installation	4-17
Windows 98 VPN installation	4-18
Connecting using Dial-Up Networking	4-19
Allowing VPNs through a Firewall	4-19
PPTP example	4-20
ATMP example	4-22
Windows Networking Broadcasts	4-25
Chapter 5 — Internet Key Exchange (IKE) IPsec
Key Management for VPNs	5-1
Overview	5-1
Internet Key Exchange (IKE) Configuration	5-2