TMS zl Management and Configuration Guide ST.1.2.100916

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Virtual Private Networks
Configure an IPsec Site-to-Site VPN with IKE
Figure 7-97. Add IPsec Policy Window—Step 4 of 4
18. If desired, configure settings in the Advanced Settings (Optional) section.
a. Select the check boxes for the advanced features that you want to
enable:
Enable IP compression
Enable extended sequence number
Enable re-key on sequence number overflow
This setting is enabled by default.
Enable persistent tunnel
Enable fragment before IPsec
This setting is enabled by default.
For information and guidelines on these settings, see “Advanced
IPsec Features” on page 7-21.