I have already configured a TLS version of Orthanc and am getting errors. The key issue is an “Association failed: TLS error: unsupported protocol,” as well as other issues. I will share the logs and my configuration below.i tried nmap and it shows the tls configured the nmap is given below also i troed minimumtlsversion 0 didnt work.
My Configuration and Logs
Generated Configuration File
JSON
{
  "Plugins": [
    "/usr/share/orthanc/plugins"
  ],
  "Name": "Orthanc TLS on Azure",
  "RemoteAccessAllowed": true,
  "HttpDescribeErrors": true,
  "AuthenticationEnabled": true,
  "RegisteredUsers": {
    "redacted": "redacted!",
    "redacted": "redacted!",
    "redacted": "redacted",
    "redacted": "redacted"
  },
  "DicomAet": "ORTHANC_TLS",
  "DicomPort": 4242,
  "DicomServerEnabled": true,
  "DicomAlwaysAllowStore": true,
  "DicomCheckCalledAet": false,
  "DicomCheckModalityHost": false,
  "DicomTlsEnabled": true,
  "DicomTlsCertificate": "/etc/letsencrypt/live/orthanc-rsa/fullchain.pem",
  "DicomTlsPrivateKey": "/etc/letsencrypt/live/orthanc-rsa/privkey.pem",
  "DicomTlsTrustedCertificates": "/etc/ssl/certs/ca-certificates.crt",
  "DicomTlsRemoteCertificateRequired": false,
  "DicomTlsMinimumProtocolVersion": 3,
  "DicomTlsCiphersAccepted": [
    "ECDHE-RSA-AES128-GCM-SHA256",
    "ECDHE-RSA-AES256-GCM-SHA384",
    "DHE-RSA-AES128-GCM-SHA256",
    "DHE-RSA-AES256-GCM-SHA384",
    "AES128-GCM-SHA256",
    "AES256-GCM-SHA384",
    "ECDHE-RSA-CHACHA20-POLY1305",
    "DHE-RSA-CHACHA20-POLY1305",
    "ECDHE-RSA-AES128-SHA256",
    "ECDHE-RSA-AES256-SHA384",
    "AES128-SHA256",
    "AES256-SHA256",
    "DHE-RSA-AES128-SHA256",
    "DHE-RSA-AES256-SHA256",
    "ECDHE-RSA-AES128-SHA",
    "ECDHE-RSA-AES256-SHA",
    "AES128-SHA",
    "AES256-SHA",
    "DHE-RSA-AES128-SHA",
    "DHE-RSA-AES256-SHA"
  ],
  "LogImportedResources": true,
  "LogExportedResources": true,
  "StorageCompression": true,
  "MaximumPatientCount": 0,
  "MaximumStorageSize": 0,
  "StorageDirectory": "/mnt/orthanc-storage",
  "HttpsCACertificates": "/etc/ssl/certs/ca-certificates.crt",
  "DicomWeb": {
    "Enable": true,
    "EnableQido": true,
    "EnableStow": true,
    "EnableWado": true,
    "Root": "/dicom-web/"
  },
  "OrthancExplorer2": {
    "Enable": true,
    "IsDefaultOrthancUI": true
  },
  "PostgreSQL": {
    "EnableIndex": true,
    "EnableStorage": false,
    "Host": "redacted",
    "Port": 5432,
    "Database": "orthanc_tls_prod_db",
    "Username": "redacted",
    "Password": "redacted",
    "EnableSsl": true,
    "Lock": false
  },
  "DicomModalities": {
    "SLICER_TLS": {
      "AET": "RADIANT",
      "Host": "182.184.225.250",
      "Port": 11112,
      "UseDicomTls": true
    },
    "REMOTE_DICOMPACS": {
      "AET": "DICOMPACS",
      "Host": "24.73.5.39",
      "Port": 104,
      "UseDicomTls": true
    },
    "BRHDGEMRMRI_TLS": {
      "AET": "BRHDGEMRMRI",
      "Host": "10.131.120.81",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDMR1M001A_TLS": {
      "AET": "BRHDMR1M001A",
      "Host": "10.131.121.84",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGECT64ED_TLS": {
      "AET": "BRHDGECT64ED",
      "Host": "10.131.120.90",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGECT64CT_TLS": {
      "AET": "BRHDGECT64CT",
      "Host": "10.131.120.95",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGECT16ER_TLS": {
      "AET": "BRHDGECT16ER",
      "Host": "10.131.120.96",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGE9CT001_TLS": {
      "AET": "BRHDGE9CT001",
      "Host": "10.137.74.105",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGE8CT001_TLS": {
      "AET": "BRHDGE8CT001",
      "Host": "10.139.202.42",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGERCT001_TLS": {
      "AET": "BRHDGERCT001",
      "Host": "10.139.246.46",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGEWCT001_TLS": {
      "AET": "BRHDGEWCT001",
      "Host": "10.145.66.41",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDGELCT001_TLS": {
      "AET": "BRHDGELCT001",
      "Host": "10.145.58.41",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDEDNM003A_TLS": {
      "AET": "BRHDEDNM003A",
      "Host": "10.141.245.136",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDRADWORKS_TLS": {
      "AET": "BRHDRADWORKS",
      "Host": "10.131.120.146",
      "Port": 4243,
      "UseDicomTls": true
    },
    "CSBHRD1M001B_TLS": {
      "AET": "CSBHRD1M001B",
      "Host": "10.131.104.146",
      "Port": 4243,
      "UseDicomTls": true
    },
    "CSBHGERD01CT_TLS": {
      "AET": "CSBHGERD01CT",
      "Host": "10.131.104.146",
      "Port": 4243,
      "UseDicomTls": true
    },
    "BRHDMKVAPPS02V1_TLS": {
      "AET": "BRHDMKVAPPS02V1",
      "Host": "10.139.8.248",
      "Port": 4243,
      "UseDicomTls": true
    }
  },
  "Gdcm": {
    "Throttling": 4,
    "RestrictTransferSyntaxes": [
      "1.2.840.10008.1.2.4.90",
      "1.2.840.10008.1.2.4.91",
      "1.2.840.10008.1.2.4.92",
      "1.2.840.10008.1.2.4.93"
    ]
  }
}