TMS zl Management and Configuration Guide ST.1.0.090213

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Virtual Private Networks
Configure the VPN Client
6. Right-click ProhibitIpSec and click Modify.
7. For Value, type 1.
Figure 7-148. Windows XP—Edit DWORD Value Window
8. If you configured L2TP authentication in the Add Dial-in User—Step 1 of 3
window on the TMS zl Module, you must configure the shared secret in
the client’s registry. See “Configuring the L2TP Shared Secret on the
Windows Client” on page 7-267 for instructions.
9. Close the registry editor and restart the computer.
10. Click Start > Run.
11. Type secpol.msc and click OK.
12. Select IP Security Policies on Local Computer in the left pane.
Figure 7-149. Windows XP—Local Security Settings Window
13. Click Action > Create IP Security Policy.