Oracle Gateway Connection To Sql Server Fails With Ora-28500 Error When a Firewall is in Place (Doc ID 1402619.1)

Last updated on DECEMBER 19, 2014

Applies to:

Oracle Database Gateway for SQL Server - Version 11.2.0.1 to 11.2.0.3 [Release 11.2]
Oracle Database Gateway for SQL Server - Version 11.2.0.4 to 11.2.0.4 [Release 11.2]
Information in this document applies to any platform.

Symptoms


The following error happens when using the Database Gateway for SQL*Server (DG4MSQL)  -

SQL> select * from "systables"@TESDEV;
select * from "systables"@TESDEV
*
ERROR at line 1:
ORA-28500: connection from ORACLE to a non-Oracle system returned this message:
[Oracle][ODBC SQL Server Wire Protocol driver]General error. select failed: 0
{HY000}
ORA-02063: preceding 2 lines from TESDEV

Cause

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