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Configuring a VPN Security Association using IKE and a Third Party Certificate
To create a VPN SA using IKE and third party certificates, follow these steps:
1. Click VPN, then Configure. In the Add/Modify IPSec Associations section, Select IKE using 3rd
Party Certificates from the IPSec Keying Mode menu.
2. Enter a Name for the Security Association in the Name field.
3. Select a certificate from the Select Certificate list.
4. Enter the Gateway address in the IPSec Gateway Address field.
5. In the Security Policy section, select the type of DH group from the Phase 1 DH Group menu.
6. The SA Lifetime (secs) automatically defaults to 28800 seconds (8 hours).
7. Select the type of Phase 1 Encryption/Authentication from the menu.
8. Select the type of Phase 2 Encryption/Authentication from the menu.
9. In the Peer Certificate's ID section, you must select the ID Type from the ID Type menu. You can
select Distinguished Name, E-mail ID, or Domain Name from the menu. Then cut and paste the
information from the Local Certificate into the text field.
10. In the Destination Networks section, select the type of destination for the VPN tunnel:
- Use this SA as default route for all Internet traffic can be used for only one SA, and routes all
VPN traffic destined for the WAN through the SA.
- Destination network obtains IP addresses using DHCP through this SA to allow computers at
the VPN destination to obtain IP addresses using DHCP over VPN.
- Specify destination network below If the VPN destination is a specific IP address.
11. Click Add New Network... Enter the network IP address and subnet mask in the fields, and click
OK.
SonicWALL Enhanced VPN Logging
If Network Debug is selected in the Log Settings tab panel, detailed logs are kept of the VPN
negotiations with the SonicWALL appliance. Enhanced VPN Logging is useful for evaluating VPN
connections when problems can occur with the connections.
To use the enhanced VPN Logging feature, perform the following steps:
1. Click Log on the left side of the management interface.
2. Click on the Logging Settings tab, and locate the Network Debug check box.
Page 220 SonicWALL Internet Security Appliance Administrator's Guide
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