Event Type: WarningEvent Source: SQLBrowserEvent Category: NoneEvent ID: 3Date:  9/15/2010Time:  10:17:51 AMUser:  N/AComputer: SERVER NAME Description:The configuration of the AdminConnection\TCP protocol in the SQL instance BKUPEXEC is not valid. Cause: one of two reasons. 1. TCP/IP and Named Pipes is disabled Enable TCP/IP and Named Pipes using SQL Server Configuration Manager 2. Listening on the wrong IP address. This was our problem. Backup exec 11d was installed on Small business Server 2003  & the SBS Server also served as the VPN server. We disabled the VPN interface to stop  the SQL server from listening on the VPN interface. See 3rd IP below.  This worked for us