PROFINET IO functionality
8.4 Structure of the data records
SCALANCE X-200
262 Operating Instructions, 12/2011, A5E00349864-19

MulticastBoundary

The individual bits of the DWord variables specify which of the 32 first RT_CLASS_2

multicast addresses (from 01-0E-CF-00-02-00 to 01-0E-CF-00-02-1F) is blocked.

Bit Value Meaning
1 The multicast MAC address 01-0E-CF-00-02-00 will be blocked. 0
0 The multicast MAC address 01-0E-CF-00-02-00 will not be
blocked.
1 The multicast MAC address 01-0E-CF-00-02-xx will be blocked. ...
0 The multicast MAC address 01-0E-CF-00-02-xx will not be
blocked.
1 The multicast MAC address 01-0E-CF-00-02-1F will be blocked. 31
0 The multicast MAC address 01-0E-CF-00-02-1F will not be
blocked.

LinkState

Value (hexadecimal) Meaning
0x00 Unknown
0x01 Disabled / discard
0x02 Blocked
0x03 Port listening enabled
0x04 Learn
0x05 Forward
0x06 Interrupted
0x07 – 0xFF Reserved

MediaType

Value (hexadecimal) Meaning
0x00 Unknown
0x01 Copper cable
0x02 Fiber-optic cable
0x00 Wireless communication
0x04 – 0xFFFFFFFF Reserved

Note

You will find further information on the IEC data record in IEC 61158.