Cisco Cisco TelePresence Video Communication Server Expressway
Figure 2: Entering subject alternative names for Unified CM registration domains, XMPP federation domains,
and chat node aliases, on the VCS Expressway's CSR generator
and chat node aliases, on the VCS Expressway's CSR generator
Authorizing a request and generating a certificate using Microsoft
Certification Authority
Certification Authority
This section describes how to authorize a certificate request and generate a PEM certificate file using Microsoft
Certification Authority.
Certification Authority.
Note:
The Microsoft Certification Authority must be able to generate a certificate that can be used for mutual
authentication of the VCS as client or server.
Windows Server 2008 Standard R2 has certificate templates for this purpose, but earlier versions of Windows Server
Standard Edition are not suitable.
Standard Edition are not suitable.
1.
Copy the certificate request file (for example, certcsr.der if generated via OpenSSL) to a location, such as the
desktop, on the server where the Microsoft Certification Authority application is installed.
desktop, on the server where the Microsoft Certification Authority application is installed.
2.
Submit the certificate request from a command prompt:
—
To generate a certificate with Server Authentication and Client Authentication, which is required if you want to
configure a neighbor or traversal zone with mutual authentication (TLS verify mode), type:
configure a neighbor or traversal zone with mutual authentication (TLS verify mode), type:
certreq -submit -attrib “CertificateTemplate:Webclientandserver”
C:\Users\<user>\Desktop\certcsr.der
C:\Users\<user>\Desktop\certcsr.der
for details about how to set up the
Webclientandserver
certificate template.
—
To generate a certificate with Server Authentication only, type:
certreq -submit -attrib “CertificateTemplate:WebServer” C:\Users\<user>\Desktop\certcsr.der
This triggers the Certification Authority window to open:
Note that the command must be run as the administrator user.
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Cisco VCS Certificate Creation and Use Deployment Guide