Figure 2 VPN service models
The Nortel VPN Router uses a combination of authorization, authentication,
privacy, and access control for each user.
Licensing features
Licence keys can be obtained through Nortel's customer support. The Nortel VPN
Router provides several license key options:
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The Advanced Routing License key must be installed to enable OSPF on the
Nortel VPN Router. (The Firewall License Key is required only when the
redistribution capabilities of RIP and OSPF are necessary).
Advanced Routing
Nortel VPN Router Stateful Firewall
VPN Tunnels
Premium
DSLw
BGP only
Nortel VPN Router Configuration — Basic Features
Chapter 1 Overview 27