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C H A P T E R
1-1
Cisco 7100 Series VPN Router Installation and Configuration Guide
78-6341-03
1
Overview
This chapter provides physical and functional overviews of Cisco 7100 series VPN routers and contains
the following sections that describe router hardware, major components, and functions of
hardware-related features:
•
Product Description, page 1-1
•
Cisco 7120 Series Overview, page 1-5
•
Cisco 7140 Series Overview, page 1-14
•
Field-Replaceable Units, page 1-22
•
Functional Overview, page 1-30
Product Description
Cisco 7100 series VPN routers support Virtual Private Networks (VPNs) and provide an integrated
solution for security, quality of service (QoS), and service-level validation with emphasis on network
technologies such as encryption and tunneling using IP Security (IPSec), Layer 2 Tunneling Protocol
(L2TP), Generic Routing Encapsulation (GRE), and Layer 2 Forwarding (L2F) tunneling to ensure
private transactions over public data networks. Cisco 7100 series VPN routers are designed for the
enterprise WAN edge market and customer premises equipment (CPE) for the service provider as shown
in
Figure 1-1
.
Note
For more information on VPN software features, refer to the
Cisco 7100 Series VPN Configuration
Guide
available online and on the Documentation CD.