Cisco 3945 User Manual

143
Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide
Chapter Configuring Security Features
Configuring VPN
Where to Go Next
If you are creating a Cisco Easy VPN remote configuration, go to the “Create a Cisco Easy VPN Remote
Configuration” section on page 143.
If you are creating a site-to-site VPN using IPSec tunnels and GRE, go to the “Configure a Site-to-Site
GRE Tunnel” section on page 146.
Create a Cisco Easy VPN Remote Configuration
The router that is acting as the Cisco Easy VPN client must create a Cisco Easy VPN remote
configuration and assign it to the outgoing interface.
To create the remote configuration, follow these steps, beginning in global configuration mode.
SUMMARY STEPS
1. crypto ipsec client ezvpn name
2. group group-name key group-key
3. peer {ipaddress | hostname}
4. mode {client | network-extension | network extension plus}
5. exit
6. crypto isakmp keepalive seconds
7. interface type number
8. crypto ipsec client ezvpn name [outside | inside]
9. exit
Step 2
crypto map map-name
Example:
Router(config-if)# crypto map static-map
Router(config-if)#
Applies the crypto map to the interface.
See Cisco IOS Security Command Reference for
more detail about this command.
Step 3
exit
Example:
Router(config-crypto-map)# exit
Router(config)#
Returns to global configuration mode.
Command or Action Purpose

Cisco 3945 Specifications

General

Form Factor	Rack-mountable
Maximum Throughput	75 Mbps
Product Type	Router
Connectivity Technology	Wired
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Operating System	Cisco IOS
Flash Memory	256 MB
Network/Transport Protocol	IPSec
Remote Management Protocol	SNMP
Encryption Algorithm	DES, AES
Features	Firewall, VPN, Quality of Service (QoS), VLAN support
Interfaces	2 x USB
Security Features	Intrusion Prevention System (IPS)
Operating Temperature	32 °F to 104 °F (0 °C to 40 °C)
Storage Temperature	-4 °F to 149 °F (-20 °C to 65 °C)
Humidity	10 - 85% (non-condensing)
Memory	2 GB
Expansion Slots	4 (free) x EHWIC ¦ 2 x service module ¦ 1 x ISM ¦ 1 x CompactFlash Card