// inform callback with scMessages
srvService.getCallback().unsubscribe(scMessage,
Integer.parseInt(reqMessage.getHeader(SCMPHeaderAttributeKey.OPERATION_TIMEOUT)));
// handling msgSequenceNr
SCMPMessageSequenceNr msgSequenceNr = SrvCommandAdapter.sessionCompositeRegistry.getSCMPMsgSequenceNr(sessionId);
msgSequenceNr.incrementAndGetMsgSequenceNr();
// set up reply - SCMP Version
SCMPMessage reply = new SCMPMessage(reqMessage.getSCMPVersion());
reply.setHeader(SCMPHeaderAttributeKey.MESSAGE_SEQUENCE_NR, msgSequenceNr.getCurrentNr());
reply.setServiceName(serviceName);
reply.setSessionId(reqMessage.getSessionId());