Certification Authority Web Registration (CAWE) - Page 2

Requesting certificates via the Certification Authority Web Enrollment (CAWE) takes a very long time

Assume the following scenario:

A Certificate Authority Web Enrollment (CAWE) server is installed on the network.
The role is installed on a separate server, not on the certification authority directly.
A user attempts to request a certificate via the certification authority web enrollment or submit an existing certificate request to the certification authority.
The process is successful, but the application takes a long time (up to several minutes).

Requesting certificates via Certificate Authority Web Enrollment (CAWE) fails with error code "RPC_S_SERVER_UNAVAILABLE".

Assume the following scenario:

A Certificate Authority Web Enrollment (CAWE) server is installed on the network.
The role is installed on a separate server, not on the certification authority directly.
A user attempts to request a certificate via the certification authority web enrollment or submit an existing certificate request to the certification authority.
The request fails with the following error message:

Your request failed. An error occurred while the server was processing your request. Contact your administrator for further assistance.

In the details of the error message you will find the following note:

CCertRequest::Submit: The RPC server is unavailable. 0x800706ba (WIN32: 1722 RPC_SERVER_UNAVAILABLE)

Required firewall rules for Certification Authority Web Enrollment (CAWE)

Implementing Certificate Authority Web Enrollment (CAWE) 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.