prf
Set the TCP/IP version preference to TCP4 (IPv4) or TCP6 (IPv6).
USYS$TCP_PARAMS {=} prf=4 | 6
Use
This option can be set in all assignment files.
Description
When there is a choice in your TCP environment, use this parameter to specify your preference for the TCP protocol version. If there is no choice, for example, if your TCP supports only TCP4 or only TCP6, then your specified preference is ignored. If not present, TCP4 is the default.
