Configuring VPNs in SonicOS Standard This section describes how to configure VPN version 1.0 for SonicOS Standard. To configure VPN for SonicOS Enhanced, refer to Configuring VPNs in SonicOS Enhanced . Dell SonicWALL GMS supports several methods for establishing and maintaining security associations (SAs). These include: • IKE Using SonicWALL Certificates • IKE Using Third-Party Certificates • IKE Using Pre-Shared Secret • Manual Keying