Cisco7100 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. Cisco7100
series VPN routers are designed for the enterprise WAN edge market
and customer premises equipment (CPE) for the service provider.
Cisco 7120 seriesProvides one fixed WAN port, two fixed
10BaseT/100BaseTX Fast Ethernet ports, one modular port adapter
slot, and one service module slot.
Router Cisco 7100 Series Images