Cisco RVS4000 - Gigabit Security Router Administration Manual page 180

Gateway-to-Gateway VPN Tunnel
Configuration When Both Gateways Use Dynamic IP Addresses
Cisco RVS4000 Security Router with VPN Administrator Guide
RV082 VPN Settings
h. For the Remote Security Gateway Type, select IP by DNS Resolved. Enter the
RVS4000's domain name in the field provided.
i. For the Remote Security Group Type, select Subnet. Enter the RVS4000's local
network settings in the IP Address and Subnet Mask fields.
j. In the IPSec Setup section, select the appropriate encryption, authentication,
and other key management settings. (These should match the settings of the
RVS4000.)
k. In the Preshared Key field, enter a string for this key, for example, 13572468.
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