PowerProtect：由於初始化失敗，無法部署 VM Direct Protection Engine

PowerProtect Data Manager 應用裝置用於透過 VM Direct Engine 解決方案保護 vSphere 環境。非軍事區 （DMZ） 叢集中的 VM Direct Engine 部署在初始化階段失敗。系統工作狀態顯示：

ProxySession unsuccessful during initialization. Unable to deploy and verify the vProxy my-proxy.my-domain.com. Unable to query vProxy status after 'Deploy'. Request unsuccessful. Unable to connect to External vproxy 'my-proxy.my-domain.com' on port '9090', the host service is not running.

Action : Deploy
TransportMode : HotaddPreferred
Vproxy : my-proxy.my-domain.com
Error : ProxySession unsuccessful during initialization. Unable to deploy and verify the vProxy my-proxy.my-domain.com. Unable to query vProxy status after 'Deploy'. Request unsuccessful. Unable to connect to External vproxy 'my-proxy.my-domain.com' on port '9090', the host service is not running. (0)
ProtectionType : VM
VproxyStatus : Failed

可使用 /var/log/brs/vmdm/vmdm.log 顯示：

YYYY-MM-DD20:37:02.229Z ERROR [] [vproxyMonitor] [][][][TRACE_ID:b28dabec92e4fcae][] [c.e.b.v.v.s.VPEProxyService.updateTask(809)] - Update VM Direct Protection Engine failed 40be4802-972d-416f-b131-43890b6c32ac ManagedProxySession(state=Failure, id=32a99bf2-1c6e-47e7-aff1-4b26b7026cc8, error: code=0, text=ProxySession unsuccessful during initialization.  Unable to deploy and verify the vProxy my-proxy.my-domain.com.  Unable to query vProxy status after 'Deploy'.  Request unsuccessful.  Unable to resolve External vproxy 'my-proxy.my-domain.com' IP address in DNS server(s).)

PowerProtect 裝置無法透過連接埠 9090 存取 VM Direct Engine

admin@ppdm:~> curl -v my-proxy.my-domain.com:9090
*   Trying 192.168.9.131:9090...
* connect to 192.168.9.131 port 9090 failed: No route to host
* Failed to connect to my-proxy.my-domain.com port 9090 after 18548 ms: Couldn't connect to server
* Closing connection 0
curl: (7) Failed to connect to my-proxy.my-domain.com port 9090 after 18548 ms: Couldn't connect to server
admin@ppdm:~>