3267756 - SAP Cloud Connector RFC SNC app server connection fails and indicates it’s a message server connection

While attempting to establish a connection between the Cloud Connector and the SAP backend system - S/4HANA or ECC - using RFC SNC, an error appears in the ljs_trace.log or scc_core.trc (after version 2.17.0).

RELEASE 753
COMPONENT SNC (Secure Network Communication)
VERSION 6
RC -35
MODULE D:/depot/bas/753_REL/src/krn/snc/sncxxall.c
LINE 2272
DETAIL SncPSetNewName
COUNTER 2

at com.sap.scc.jni.CpicDriver.connectToAS(Native Method)
at com.sap.scc.jni.CpicDriver.connectToAppServer(CpicDriver.java:127)
at com.sap.scc.jni.CpicConnection.connect(CpicConnection.java:76)
at com.sap.scc.protocol.rfc.CpicConnectionFactory.createConnection(CpicConnectionFactory.java:23)
at com.sap.scc.tcs.e2e.RfcBackendChecker.check(RfcBackendChecker.java:56)
at com.sap.scc.tcs.e2e.SccEndpointValidator.checkConnection(SccEndpointValidator.java:84)
at com.sap.scc.tcs.e2e.SccEndpointValidator.checkEndpoint(SccEndpointValidator.java:72)
at com.sap.scc.servlets.AccessControlServlet$3.run(AccessControlServlet.java:572)
at java.lang.Thread.run(Thread.java:838)
2022-09-30 06:50:00,836 -0400#INFO#com.sap.scc.rt#com.sap.scc.servlets.AccessControlServlet$3# #SccEndpointValidator connection to RFCS://internal host:port as direct abap application server failed.
com.sap.scc.jni.CpicCommunicationException:
LOCATION CPIC (TCP/IP) on local host
ERROR SNCERR_BAD_NT_PREFIX
SncPImportPrName() parsing error
name="CN=us-tht-ccaq01.am.elcompanies.net"
TIME Fri Sep 30 06:50:00 2022
RELEASE 753
COMPONENT SNC (Secure Network Communication)
VERSION 6
RC -35
MODULE D:/depot/bas/753_REL/src/krn/snc/sncxxall.c
LINE 2272
DETAIL SncPSetNewName
COUNTER 2

SAP Cloud Connector version 2.17.2 - 2.18

SCC, SNC, connection failed, SNCERR_BAD_NT_PREFIX, direct ABAP application server failed , KBA , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , Problem