SysSockGetSubnetMask (FUN)

FUNCTION SysSockGetSubnetMask : RTS_IEC_RESULT

Get subnetmask of a specified IP address adapter.

InOut:

Scope	Name	Type	Comment
Return	SysSockGetSubnetMask	RTS_IEC_RESULT	Runtime system error code (see CmpErrors.library).
Input	szIPAddress	REFERENCE TO STRING	IP address of the communication partner as string
	szSubnetMask	REFERENCE TO STRING	Subnet mask as string
	diMaxSugnetMask	DINT	Maximum length of the subnet mask string