Tag: Firewall

Requesting certificates via Certificate Enrollment Web Service (CES) fails with error code "WS_E_OPERATION_TIMED_OUT".

Assume the following scenario:

  • You try to request a certificate via a Certificate Enrollment Web Service (CEP) from an Active Directory-integrated certification authority (Enterprise Certification Authority).
  • The operation fails with the following error message:
Certificate Request Processor: The operation did not complete within the time allotted. 0x803d0006 (-2143485946 WS_E_OPERATION_TIMED_OUT)
Continue reading „Die Beantragung eines Zertifikats über den Certificate Enrollment Web Service (CES) schlägt fehl mit Fehlercode „WS_E_OPERATION_TIMED_OUT““

Firewall rules required for Active Directory Certificate Services

Implementing an Active Directory integrated certification authority often requires planning the firewall rules to be created on the network. The following is a list of the required firewall rules and any pitfalls.

Continue reading „Benötigte Firewallregeln für Active Directory Certificate Services“

Role configuration for Network Device Enrollment Service (NDES) fails with error message "The RPC server is unavailable. 0x800706ba (WIN32: 1722 RPC_S_SERVER_UNAVAILABLE)".

Assume the following scenario:

  • One installs a Network Device Enrollment Service (NDES) server
  • One has the necessary permissions to install the role (local administrator, enterprise administrator)
  • The role configuration fails with the following error message:
The RPC server is unavailable. 0x800706ba (WIN32: 1722 RPC_SERVER_UNAVAILABLE)
Continue reading „Die Rollenkonfiguration für den Registrierungsdienst für Netzwerkgeräte (NDES) schlägt fehl mit Fehlermeldung „The RPC server is unavailable. 0x800706ba (WIN32: 1722 RPC_S_SERVER_UNAVAILABLE)““
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