InstantForum.NET v2.9.0SQLServerCentralhttp://www.sqlservercentral.com/Forums/notifications@sqlservercentral.comWed, 22 May 2013 01:28:31 GMT20http://www.sqlservercentral.com/Forums/Topic1339083-2893-1.aspxPlease check browser port is 1434 is open or notrun below commandtelnet servername 1434if this is not open you have to add in coonection string instancename,tcpip portif this is running on default port thenlike below:instancename,1433PradeepDBA Vertex Data IncTue, 07 Aug 2012 02:36:10 GMTdb_expert_pradeephttp://www.sqlservercentral.com/Forums/Topic1339083-2893-1.aspxwe face 3 exception when we connect through the client also slow down the performance.exceptions are a follows:1) System.Data.SqlClient.SqlException (0x80131904): A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - The semaphore timeout period has expired.)2) System.Data.SqlClient.SqlException (0x80131904): A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - An existing connection was forcibly closed by the remote host.)3) System.Data.SqlClient.SqlException (0x80131904): Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding.Windows Server 2008 R2 with SP1 (64-bit)RAM 16 GBSQL Server 2008 R2Client machine have Windows7Please help somebodyThu, 02 Aug 2012 06:18:02 GMTYogesh Khaire