GE Multilin C30 Controller System 6-11
6 ACTUAL VALUES 6.2 STATUS
6
6.2.20 PARALLEL REDUNDANCY PROTOCOL (PRP)
The Parallel Redundancy Protocol (PRP) defines a redundancy protocol for high availability in substation automation net-
works.
PATH: ACTUAL VALUES STATUS PRP
TOTAL RECEIVED PORT A is a counter for total messages received (either from DANPs or from SANs) on Port A.
TOTAL RECEIVED PORT B is a counter for total messages received (either from DANPs or from SANs) on Port B.
TOTAL ERRORS is a counter for total messages received with an error (bad port code, frame length too short).
MISMATCHES PORT A is a counter for total messages received with an error on Port A (PRP frame, but port received through
and LAN ID in the frame do not match).
MISMATCHES PORT B is a counter for total messages received with an error on Port B (PRP frame, but port received through
and LAN ID in the frame do not match).
PRP
Total Rx Port A:
Range: 0 to 4G, blank if PRP disabled
MESSAGE
Total Rx Port B:
Range: 0 to 4G, blank if PRP disabled
MESSAGE
Total Errors:
Range: 0 to 4G, blank if PRP disabled
MESSAGE
Mismatches Port A:
Range: 0 to 4G, blank if PRP disabled
MESSAGE
Mismatches Port B:
Range: 0 to 4G, blank if PRP disabled