Hi TOM, thanks for reply. Sorry, The rules are "Server Publish" not "Web Publish" and the error is: http://support.microsoft.com/?kbid=839279 The error is the same, but this article don't apply. The test method on the end of the article is perfect to test this error Others details: - Remote select statement in either servers are ok - Linked servers in either servers are ok TKS -----Original Message----- From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxx] Sent: quarta-feira, 29 de setembro de 2004 14:23 To: [ISAserver.org Discussion List] Subject: [isalist] RE: SQL / ISA problem http://www.ISAserver.org This one must be for Thor :-) -----Original Message----- From: Alex Decarli [mailto:adecarli@xxxxxxxxxxxxxxxxx] Sent: Wednesday, September 29, 2004 12:07 PM To: [ISAserver.org Discussion List] Subject: [isalist] SQL / ISA problem http://www.ISAserver.org Hi Mrs, I've probelm with SQL Communication between ISA 2000 Server Scenario ========= MS-SQL Server A MS-SQL Server B (network 1) ---------> ISA Server 2000 ---------> (network 2) (last updates, every) Problem ======= MS-SQL Server A is talking with MS-SQL Server A throught 1433 port It working propperly. But when MS-SQL Server A try to start a "Begin Transaction" it get the following error: If I establish a direct connection (without ISA Server) it work. My ISA rules are: Rule type......: WEB PUBLISHING Destination Set: MS-SQL Server B Rule port......: 1433 inbound Rule type......: WEB PUBLISHING Destination Set: MS-SQL Server B Rule port......: Any RPC inbound (test) Any help is very appreciated, TKS Alex