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Chapter 3 – Using the Web Management Software
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Multi-Tech Systems, Inc. MultiModem rCell User Guide
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Add IKE Connection
Add an IKE Connection
Connection Name
Enter a text name that will identify the connection for you.
Compression
Check the compression checkbox to enable IPCOMP, the compression
algorithm.
Perfect Forward Secrecy (PFS)
Check the PFS checkbox to enable PFS, a concept in which the newly
generated keys are unrelated to the older keys). This is enabled by default.
Authentication Method
Authentication can be done using Pre-Shared Secrets.
Pre-Shared Key
The Pre-Shared Key must be agreed upon and shared by the VPN
endpoints; it must be configured at both endpoints of the tunnel.
Select Encryption
Select the encryption method. 3DES is recommended. Options include:
3DES, AES-128, AES-192, AES-256
IKE Life Time
The duration for which the ISAKMP SA should last is from successful
negotiation to expiration. The default value is one hour and the maximum is 8
hours.
Key Life
The duration for which the IPSec SA should last is from successful
negotiation to expiration. The default value is one hour and the maximum is
24 hours.
Number of Retries
Specify the number of retries for the IPSec tunnel. Enter zero for unlimited
retries.
Local WAN IP
This is the interface initiating the IPSec tunnel.
Local LAN
Internal subnet of the local security gateway for which the security services
should be provided. If the RouteFinder acts as a host, this should be
configured as None.