Now have some questions about the OPC DA communication ways to seek help, environment is two Server installation Siemens PCS7 V9.0 software (Server name for A Server, Server B) and installed on two servers RedundancyMaster Kepware's products (hereinafter referred to as the RM below) software, our goal is to eventually realize the Server A, B of PSC7 software can commune with the RM of the two Server, respectively, but the situation is the Server in A PCS7 with RM of A communication Server, unable to commune with the RM Server B, PCS7 and Server in the Server B A, B of RM are unable to communication, communication methods for OPC DA,
Test: Kepware software respectively in the two Server installation, no problem with PCS7 Kepware mutual communication between, between the RM with Kepware communication is no problem, then two Server DCOM configuration no problem, now also have no direction,
Has consulted a Siemens official and Kepware official, to little effect, hope the great god can glad inside the BBS,