PowerProtect：VM Direct保護エンジンの導入がIP競合エラーで失敗する

PowerProtect Data Managerアプライアンスは、VM Direct Engineソリューションを使用してvSphere環境を保護するために使用されます。
VM Direct Engineの導入が失敗し、IPアドレスがすでにネットワークで使用されていることを示すエラー検証が行われます。
 

Error 
Not able to deploy VM Direct Engines - Unable to configure the network 'VM Direct Protection Engine '192.168.1.x' because an IP conflict was detected for '192.168.1.x'.

「 vmdm.log 示します：

...
YYYY-MM-DD HH:MM:SS INFO [https-jsse-nio-0.0.0.0-8447-exec-9] [][][][TRACE_ID:8610c22e530b04b5][] [ProxyVlanNetworkHelper.validateIpAddresses(1464)] -  Task completed: ipAddr=192.168.1.x, netInterface=eth0, conflict=true status=1, out=ARPING 192.168.1.x from 0.0.0.0 eth0
Unicast reply from 192.168.1.x [00:50:56:88:09:D5]  0.906ms
Sent 1 probes (1 broadcast(s))
Received 1 response(s)
, err= 
YYYY-MM-DD HH:MM:SS ERROR [https-jsse-nio-0.0.0.0-8447-exec-9] [][][][TRACE_ID:8610c22e530b04b5][] [ProxyVlanNetworkHelper.validateIpAddresses(1477)] -  conflict detected for IP addresses [192.168.1.x] 
YYYY-MM-DD HH:MM:SS WARN [https-jsse-nio-0.0.0.0-8447-exec-9] [][][][TRACE_ID:8610c22e530b04b5][] [c.e.b.v.a.ActivityBuilder.complete(603)] -  Setting activity start time to now. 
YYYY-MM-DD HH:MM:SS INFO [https-jsse-nio-0.0.0.0-8447-exec-9] [][][][TRACE_ID:8610c22e530b04b5][] [c.e.b.v.a.ActivityBuilder.complete(623)] -  Completed activity id=4241ddf4-da8e-497f-be32-8e993993c47c, status=FAILED 
YYYY-MM-DD HH:MM:SS ERROR [https-jsse-nio-0.0.0.0-8447-exec-9] [][][][TRACE_ID:8610c22e530b04b5][] [c.e.b.v.e.VmdmRestErrorHandler.logError(294)] -  Exception Trace -  
com.emc.brs.vmdm.error.Conflict: Unable to configure the network 'VM Direct Protection Engine '192.168.1.x'' because an IP conflict was detected for '192.168.1.x'.
                at com.emc.brs.vmdm.vpe.service.helpers.ProxyVlanNetworkHelper.validateIpAddresses(ProxyVlanNetworkHelper.java:1478)
...