RGS-9244GP Series User Manual
ORing Industrial Networking Corp.
21
Label
Description
Enable
Check to enable O-Chain function
1
st
Ring Port
The first port connecting to the ring
2
nd
Ring Port
The second port connecting to the ring
Edge Port
An O-Chain topology must begin with edge ports. The ports with
a smaller switch MAC address will serve as the backup link and
RM LED will light up.
4.3 MRP
(*NOTE)
4.3.1 Introduction
MRP
(Media
Redundancy
Protocol)
is
an
industry standard for
high-availability
Ethernet networks. MRP allows Ethernet switches in a ring to recover from failure rapidly to
ensure seamless data transmission. A MRP ring (IEC 62439) can support up to 50 devices and
will enable a back-up link in 80ms (adjustable to max. 200ms/500ms).
4.3.2 Configurations
Label
Description
Enable
Enables the MRP function
Manager
Every MRP topology needs a MRP manager. One MRP
topology can only have a Manager. If two or more switches are