Cisco ASA 5510 Quick Start Manual page 32

Step 9: Configure IPSec Encryption and Authentication parameters.
Choose the Encryption algorithm (DES/3DES/AES) and authentication algorithm (MD5/SHA).
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Click Next to continue.
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Step 10: Address translation exception and split tunneling.
The adaptive security appliance uses Network Address Translation (NAT) to prevent internal IP
addresses from being exposed externally. You can make exceptions to this network protection by
identifying local hosts and networks that should be exposed to authenticated remote users. Specify the
resources to be exposed by host or network IP address, by name, or by group. (In this scenario, the
entire inside network 10.10.10.0 is exposed to all remote clients.)
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