2510253 - Error 'remoteHost does not match with any host of the source site' occurs when registering secondary system

You may encounter below error when trying to register a secondary system in the system replication scenario.

error: remoteHost does not match with any host of the source site. all hosts of source and target site must be able to resolve all hostnames of both sites correctly;
failed. trace file nameserver_<hostname>00000.000.trc may contain more error details.

And in nameserver_<hostname>.00000.000.trc file, you may find similar error messages as below.

[65351]{-1}[-1/-1] 2017-07-27 01:09:53.858229 e sr_nameserver    TNSClient.cpp(09001) : remoteHost does not match with any host of the source site. all hosts of source and target site must be able to resolve all hostnames of both sites correctly
[65351]{-1}[-1/-1] 2017-07-27 01:09:53.858299 e sr_nameserver    TopologyUtil.cpp(02174) : remoteHost does not match with any host of the source site. all hosts of source and target site must be able to resolve all hostnames of both sites correctly;
[65351]{-1}[-1/-1] 2017-07-27 01:09:53.858327 i Basis            TopologyUtil.cpp(04898) : failed.

Above error may occur when setup system replication by both command line tool hdbnsutil and HANA Studio.

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• SAP HANA Database 1.0
• SAP HANA Database 2.0

System replication; register secondary system; hdbnsutil -sr_register; remoteHost; hostname; topology; m_topology_tree; , KBA , HAN-DB-HA , SAP HANA High Availability (System Replication, DR, etc.) , Problem