Microsoft KB Archive/906594

= A public certification authority certificate is required for PIC in Live Communication Server 2005 Service Pack 1 =

Article ID: 906594

Article Last Modified on 9/13/2005

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APPLIES TO


 * Microsoft Office Live Communications Server 2005 Service Pack 1

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INTRODUCTION
In Microsoft Office Live Communication Server 2005 Service Pack 1 (SP1), you must use a certificate that is issued by a public certification authority (CA) to be able to use the Public Instant Messaging Connectivity (PIC) feature.

The CA must be included in the default list of trusted root certification authorities.

Note If you are using a certificate from a public CA for enhanced federation setting or for another use, this step is not required.



MORE INFORMATION
To see the list of trusted root certification authorities, follow these steps:
 * 1) Click Start, click Run, type mmc, and then click OK.
 * 2) On the File menu, click Add/Remove Snap-in.
 * 3) In the Add/Remove Snap-in dialog box, click Add.
 * 4) In the Add Standalone Snap-in dialog box, click Certificates.
 * 5) Click Add.
 * 6) Click Computer account, and then click Next.
 * 7) In the Select Computer dialog box, make sure that Local computer: (the computer this console is running on) is selected, and then click Finish.
 * 8) Click Close, and then click OK.
 * 9) In the left pane of the Certificates console, expand Certificates (Local Computer), expand Trusted Root Certification Authorities, and then click Certificates.
 * 10) The list of trusted CA appears in the details pane.

Keywords: kbhowto kbinfo KB906594

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