Specifications

Contents
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Troubleshooting Virtual Profile Configurations DC-488
Configuration Examples for Virtual Profiles DC-488
Virtual Profiles Configured by Virtual Templates DC-488
Virtual Profiles Configured by AAA Configuration DC-490
Virtual Profiles Configured by Virtual Templates and AAA Configuration DC-491
Virtual Profiles Configured by AAA Plus a VPDN Virtual Template on a VPDN Home Gateway DC-493
Configuring Virtual Private Networks DC-495
VPN Technology Overview DC-495
VPDN MIB DC-496
VPN Hardware Terminology DC-496
VPN Architectures DC-497
Client-Initiated VPNs DC-497
NAS-Initiated VPNs DC-497
PPTP Dial-In with MPPE Encryption DC-497
PPTP Tunnel Negotiation DC-498
Flow Control Alarm DC-498
MPPE Overview DC-498
MPPE Encryption Types DC-499
L2F Dial-In DC-499
Protocol Negotiation Sequence DC-500
L2F Tunnel Authentication Process DC-502
L2TP Dial-In DC-503
Incoming Call Sequence DC-505
VPN Tunnel Authentication Search Order DC-506
VPN Tunnel Lookup Based on Domain Name DC-507
VPN Tunnel Lookup Based on DNIS Information DC-507
VPN Tunnel Lookup Based on Both Domain Name and DNIS Information DC-507
NAS AAA Tunnel Definition Lookup DC-507
L2TP Dial-Out DC-508
VPN Configuration Modes Overview DC-509
Prerequisites for VPNs DC-511
Configuring the LAN Interface DC-512
Configuring AAA DC-512
Specifying the IP Address Pool and BOOTP Servers on the Tunnel Server DC-514
Commissioning the T1 Controllers on the NAS DC-514
Configuring the Serial Channels for Modem Calls on the NAS DC-515
Configuring the Modems and Asynchronous Lines on the NAS DC-516
Configuring the Group-Asynchronous Interface on the NAS DC-516
Configuring the Dialer on a NAS DC-517