We recently moved a number of our PLCs to a different subnet. Both the new and old subnets are supposed to be completely accessible to one another. That said, when I updated the driver with the new IP address, it refuses to connect. The logs state:
(D) 8:06:58 AM RequestQueue Low count: 0
(D) 8:06:58 AM RequestQueue High count: 0
(D) 8:06:58 AM RequestQueue Critical count: 0
(D) 8:06:57 AM RequestQueue Low count: 0
(D) 8:06:57 AM RequestQueue High count: 0
(D) 8:06:57 AM RequestQueue Critical count: 0
(D) 8:06:57 AM CompactLogixDriver[CC101_1_G26] Acquired connect permit, calling connect().
(D) 8:06:57 AM BasicRequestCycle Shutdown complete.
(D) 8:06:57 AM BasicRequestCycle Shutting down…
(D) 8:06:57 AM RequestSchedule Canceling 0 ScheduledRequests.
(D) 8:06:57 AM CompactLogixDriver[CC101_1_G26] Connecting -> Disconnected
(D) 8:06:57 AM CompactLogixDriver[CC101_1_G26] Releasing connect permit.
(D) 8:06:57 AM CompactLogixDriver[CC101_1_G26] Error connecting to “172.28.54.10”.
java.net.SocketException: Network is unreachable: connect
more
(D) 8:06:57 AM CompactLogixDriver[CC101_1_G26] Disconnected -> Connecting
(D) 8:06:57 AM CompactLogixDriver[CC101_1_G26] [CC101_1_G26] Opening TCP connection…
Is it possible for Ignition to get data from a device on another subnet? If so, any suggestions on where I can start hunting down this issue?