Cisco 515E - PIX Restricted Bundle Getting Started Manual page 70

Implementing the Site-to-Site Scenario
Note
Click Next to continue.
Step 2
PIX 515E Security Appliance Getting Started Guide
4-8
When configuring Security Appliance 2, enter the exact values for each
of the options that you chose for Security Appliance 1. Encryption
mismatches are a common cause of VPN tunnel failures and can slow
down the process.
Chapter 4 Scenario: Site-to-Site VPN Configuration
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