TSocksVersion is an enumerated type used to specify the version of the proxy protocol required for a client connection.
TSocksVersion may contain one of these following values:
- svNoSocks - No socks functionality.
- svSocks4 - SOCKS version 4.0.
- svSocks4A - SOCKS version 4.0A.
- svSocks5 - SOCKS version 5.0.