Siemens CP 1626 Operating Instructions Manual page 53

"Current Role" display
Value
OFF
MANAGER
CLIENT
"Ring State" display
Value
---
OPEN
CLOSED
"MRP Domain" display
Name of the redundancy domain; this is set in "STEP 7 Professional (TIA Portal)".
"Ring Port 1 / Ring Port 2" display
The meaning of ring port 2 is analogous to that of ring port 1.
Value
Port 1 - BLOCKED
Port 1 - DISABLED
Port 1 - UP
Port 1 - DOWN
Note
Configuring in the STEP 7 project
As an alternative, you can also make this setting in "STEP 7 Professional (TIA Portal)".
CP 1626
Operating Instructions, 11/2018, C79000-G8976-C434-03
Meaning
Media redundancy is deactivated in the ring topology.
The device is a redundancy manager.
The device is a redundancy client.
Meaning
The device is not a redundancy manager. This means that the ring status
cannot be displayed.
The ring is open, there is a problem.
The ring is closed, there is no problem.
Meaning
The port does not allow any user data to pass through, only MRP frames.
The port was disabled.
The port allows all frames through.
The port does not have a link.
Operating hardware
4.3 Web server
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