Hi jjimenez2
The error messages are misleading... it seem AWS isn't reachable from your Cloud Catalyst system.
09:26:15.092 [220246] <2> netbackup-cc: AmzResiliency: AmzResiliency::checkResponseXML leave..
09:26:15.092 [220246] <2> netbackup-cc: AmzResiliency: <RETRY HISTORY> Retry #: 2, Request Type = GET, Request URI = http://ap-southeast-1:80/, response: None
09:26:15.092 [220246] <2> netbackup-cc: AmzResiliency: <RETRY HISTORY> cURL error: 6(Couldn't resolve host name), multi cURL error: 0(OK), STS Error: 2060203A connection to a cloud storage provider could not be established, HTTP status: 0, Retry type: RETRY_EXPONENTIAL, Wait before retry: 2 Sec, Retry Time: Mar 05 09:24:17 2021
09:26:15.092 [220246] <2> netbackup-cc: AmzResiliency: AmzResiliency::checkResponseXML entry..
09:26:15.092 [220246] <8> netbackup-cc: AmzResiliency: AmzResiliency::checkResponseXML Error: no xml data received
09:26:15.092 [220246] <8> netbackup-cc: AmzResiliency: XML String
09:26:15.092 [220246] <8> netbackup-cc: AmzResiliency: XML errorcode
09:26:15.092 [220246] <2> netbackup-cc: AmzResiliency: AmzResiliency::checkResponseXML leave..
09:26:15.092 [220246] <2> netbackup-cc: AmzResiliency: <RETRY HISTORY> Retry #: 3, Request Type = GET, Request URI = http://ap-southeast-1:80/, response: None
09:26:15.093 [220246] <2> netbackup-cc: AmzResiliency: <RETRY HISTORY> cURL error: 6(Couldn't resolve host name), multi cURL error: 0(OK), STS Error: 2060203A connection to a cloud storage provider could not be established, HTTP status: 0, Retry type: RETRY_EXPONENTIAL, Wait before retry: 2 Sec, Retry Time: Mar 05 09:24:21 2021
09:26:15.093 [220246] <2> netbackup-cc: AmzResiliency: AmzResiliency::checkResponseXML entry..
09:26:15.093 [220246] <8> netbackup-cc: AmzResiliency: AmzResiliency::checkResponseXML Error: no xml data received
before you could do another attempt of configuration verify if connectivity exist from CC system to AWS.
try with : "curl -v https://cloud-endpoint-name:443"
once you see a successful connection for above command then attempt configuration.