Cisco 2800 Series User Manual

Easy VPN Configuration Example
Configure
4
OL-6340-01
• Apply IPSec crypto maps to both the tunnel interface and the physical interface
Network Diagram
This document uses the network setup shown in the following illustration:
Following are the callout terms and definitions for the diagram, identified by number:
The Headquarters location (callout 1) uses a Cisco 3845 router with these characteristics:
• EzVPN server
• ATM access to the Internet
• Operating in a Cisco CallManager cluster
• Public IP address: 10.32.152.26
• Private IP address pool: 192.168.1.0/24
The Branch 1 location (callout 8) uses a Cisco 1841 router with these characteristics:
• EzVPN client using client mode
• DSL access to the Internet
• WIC-1SHDSL interface card installed
• Public IP address: 10.32.152.46
117861
IP IP IP
IP IP IP
IP IP IP
1
2
3
4
5
7
8
9
6
1. Headquarters location 6. DSL link from the Branch 1 router to the
Internet
2. ATM link from the Headquarters router to the
Internet
7. Serial link from the Branch 2 router to the
Internet
3. VPN tunnel through the Internet to Branch 1 8. Branch 1 location
4. VPN tunnel through the Internet to Branch 2 9. Branch 2 location
5. The Internet, represented by the cloud

Cisco 2800 Series Specifications

General

Power Supply	Internal power supply
Product Type	Router
Form Factor	Rack-mountable
Connectivity Technology	Wired
Power Device	Internal power supply
Operating System	Cisco IOS
Integrated Services	Security, voice
WAN Interfaces	T1/E1, Serial
LAN Interfaces	Fast Ethernet, Gigabit Ethernet
Expansion Slots	4
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Network/Transport Protocol	IP, TCP
Remote Management Protocol	SNMP, Telnet
Features	VPN support, Quality of Service (QoS), VLAN support
Voltage Required	AC 100-240 V
Security Features	Firewall, VPN, Access Control Lists (ACLs)