(HTTPS) Network Error (tcp_error) when trying connect to myFilegateway

Symptom

Browser Error:

Network Error (tcp_error)

A communication error occurred: ""

The Web Server may be down, too busy, or experiencing other problems preventing it from responding to requests. You may wish to try again at a later time.

Note: The secureproxy.log indicates that direct trust fails. This is a indication that the user maybe using a self signed certificate.

Secureproxy Log.

[TLSCheck.checkDirectTrust] Signature did not match, continue with any remaining trusted certs.
direct trust check failed.
direct trust check failed - exception -java.security.cert.CertificateException: [TLSCheck.certificateCallback] direct trust returns false.
[TLSCheck.certificateCallback] direct trust exception (returns false).

java.security.cert.CertificateException: [TLSCheck.certificateCallback] direct trust returns false.

at com.sterlingcommerce.csp.perimeter.platform.SSPTLSCheck.certificateCallback(SSPTLSCheck.java:164) [ssp.jar:?]
at com.sterlingcommerce.perimeter.ssl.TLSTrustManagerWrapper.checkServerTrusted(TLSTrustManagerWrapper.java:219) [perimeter.jar:?]
at com.ibm.jsse2.wc.checkServerTrusted(wc.java:65) [?:7.0 build_20160616]
at com.ibm.jsse2.bb.a(bb.java:485) [?:7.0 build_20160616]
at com.ibm.jsse2.bb.a(bb.java:115) [?:7.0 build_20160616]
at com.ibm.jsse2.ab.t(ab.java:364) [?:7.0 build_20160616]
at com.ibm.jsse2.ab$1.a(ab$1.java:1) [?:7.0 build_20160616]
at com.ibm.jsse2.ab$1.run(ab$1.java:2) [?:7.0 build_20160616]
at java.security.AccessController.doPrivileged(AccessController.java:492) [?:1.7.0]
at com.ibm.jsse2.ab$c_.run(ab$c_.java:4) [?:7.0 build_20160616]
at com.sterlingcommerce.perimeter.ssl.TLSAgent.runHsTasks(TLSAgent.java:654) [perimeter.jar:?]
at com.sterlingcommerce.perimeter.ssl.TLSAgent.processInbound(TLSAgent.java:584) [perimeter.jar:?]
at com.sterlingcommerce.perimeter.ssl.TLSAgent$NetworkConduitAgent.canReceive(TLSAgent.java:793) [perimeter.jar:?]
at com.sterlingcommerce.perimeter.api.conduit.DataConduitApiImpl$4.body(DataConduitApiImpl.java:305) [perimeter.jar:?]
at com.sterlingcommerce.perimeter.api.ContextRunnable.run(ContextRunnable.java:41) [perimeter.jar:?]
at com.sterlingcommerce.perimeter.api.scheduler.PooledScheduler$GatingScheduler$1.run(PooledScheduler.java:228) [perimeter.jar:?]
at com.sterlingcommerce.perimeter.api.scheduler.TaskNode.run(TaskNode.java:62) [perimeter.jar:?]
at com.sterlingcommerce.perimeter.api.scheduler.DebugPooledExecutor$Worker.run(DebugPooledExecutor.java:786) [perimeter.jar:?]
at java.lang.Thread.run(Thread.java:798) [?:1.7.0]

Outbound Netmap Logging:
[HTTPS_Adapter_SSP-TLS-Thread-4] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSP0252E [TLSCheck.validCerts]Certificate validation check failed, error - 2
ERROR [HTTPS_Adapter_SSP-TLS-Thread-4] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSP0257E Certificate validation check failed - untrusted certificate
ERROR [HTTPS_Adapter_SSP-TLS-Thread-4] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSP0263E [TLSCheck.certificateCallback] direct trust check failed.
ERROR [HTTPS_Adapter_SSP-TLS-Thread-4] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSP0264E [TLSCheck.certificateCallback] direct trust check failed - exception -java.security.cert.CertificateException: [TLSCheck.certificateCallback] direct trust returns false.
ERROR [HTTPS_Adapter_SSP_FarScheduler-Thread-5] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSE0102E Attempt to secure server connection failed. Ensure that server accepts ssl_tlsv2 and any of the following ciphers: [SSL_RSA_WITH_AES_256_CBC_SHA, SSL_RSA_WITH_AES_128_CBC_SHA, SSL_RSA_WITH_3DES_EDE_CBC_SHA].
ERROR [HTTPS_Adapter_SSP_FarScheduler-Thread-5] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSE0112E Received server close error: SSL Handshake Failure
ERROR [HTTPS_Adapter_SSP_FarScheduler-Thread-5] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSE0114E Received server close but no data received. Review connection and SSL/TLS configuration to insure the correct host and attributes are specified.
ERROR [HTTPS_Adapter_SSP_FarScheduler-Thread-5] sys.NODE.SSO_HTTP_Netmap - http sessid=1495556998047_684789 SSE0112E Received server close error: SSL Handshake Failure

JSSE Logging:
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-5] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-5, WRITE: TLSv1.2 Handshake, length = 64
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-5] sys.SYSTEMOUT - %% Cached server session: [Session-347539, SSL_ECDHE_RSA_WITH_AES_256_CBC_SHA]
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-4] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-4, WRITE: TLSv1.2 Application Data, length = 170
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-4] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-4, called closeOutbound()
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-4] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-4, closeOutboundInternal()
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-4] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-4, SEND TLSv1.2 ALERT: warning, description = close_notify
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-4] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-4, WRITE: TLSv1.2 Alert, length = 48
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-1] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-1, called closeInbound()
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-1] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-1, closeInboundInternal()
DEBUG [HTTPS_Adapter_SSP-TLS-Thread-1] sys.SYSTEMOUT - HTTPS_Adapter_SSP-TLS-Thread-1, closeOutboundInternal()