- Peer-to-peer and client-server.
- (a) IPsec; (b) OpenVPN; 9c) OpenVPN.
- 500.
- Mobile Client Configuration.
- (a) None; (b) Challenge Handshake Authentication Protocol, MS-CHAP, and Password Authentication Protocol (PAP).
- ECDH Only, to enable Elliptic Curve Diffie-Hellman.
- OpenVPN Client Export Utility.
- 4500.