Configure Depot on VCF Installer fails with, "No peer identity established, Issue while retrieving or persisting Proxy Server Certificate"

Products

• VMware SDDC Manager
• VMware Cloud Foundation

Issue/Introduction

/var/log/vmware/vcf/operationsmanager/operationsmanager.log
======================================================================================
[YYYY-MM-DDTHH:MM:SS] ERROR [vcf_om,686e34edcd966b5ea96b4bcd43842e48,a110] [c.v.v.c.u.c.CertificateRetrieverUtil,http-nio-127.0.0.1-7300-exec-10] Failed to connect to proxy.####.###.###:8080 after 10038 ms
[YYYY-MM-DDTHH:MM:SS] ERROR [vcf_om,686e34edcd966b5ea96b4bcd43842e48,a110] [c.v.v.c.u.c.CertificateRetrieverUtil,http-nio-127.0.0.1-7300-exec-10] Socket error: No peer identity established
[YYYY-MM-DDTHH:MM:SS] WARN  [vcf_om,686e34edcd966b5ea96b4bcd43842e48,a110] [c.v.v.c.c.util.CertificateRetriever,http-nio-127.0.0.1-7300-exec-10] Certificate not trusted for proxy.####.###.###: javax.net.ssl.SSLPeerUnverifiedException: No peer identity established
[YYYY-MM-DDTHH:MM:SS] INFO  [vcf_om,686e34edcd966b5ea96b4bcd43842e48,a110] [o.b.jsse.provider.ProvTlsClient,http-nio-127.0.0.1-7300-exec-10] [client #24 @7e4fb278] opening connection to proxy.###.####.###:8080
[YYYY-MM-DDTHH:MM:SS] INFO  [vcf_om,686e34edcd966b5ea96b4bcd43842e48,a110] [o.b.jsse.provider.ProvTlsClient,http-nio-127.0.0.1-7300-exec-10] [client #24 @7e4fb278] raised fatal(2) unexpected_message(10) alert: Failed to read record
org.bouncycastle.tls.TlsFatalAlert: unexpected_message(10); Unsupported UNKNOWN(72)

Environment

VMware Cloud Foundation 9.x 

Cause

VCF Installer does not trust the Proxy Server Certificate

Resolution

Add the proxy certificate into the VCF Installer trust store. 

Follow the steps in KB, How to import Proxy server certificate to SDDC manager trust store.