Database Networking (MOSC)

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Reciving Fatal NI connect error 12547, in alert log file

edited May 20, 2016 5:07AM in Database Networking (MOSC) 4 commentsAnswered

Receiving below error in Oracle alert log file.

Everyday between 3a.m.  to  4.30a.m

VERSION INFORMATION:
TNS for Solaris: Version 11.2.0.3.0 - Production
Oracle Bequeath NT Protocol Adapter for Solaris: Version 11.2.0.3.0 - Production
TCP/IP NT Protocol Adapter for Solaris: Version 11.2.0.3.0 - Production
  Time: 14-APR-2015 03:50:36
  Tracing not turned on.
  Tns error struct:
    ns main err code: 12537

TNS-12547: TNS:lost contact
TNS-12537: TNS:connection closed
TNS-12547: TNS:lost contact
    ns secondary err code: 12560
    ns secondary err code: 12560
    ns secondary err code: 12560
    nt main err code: 0
    nt main err code: 0

Oracle version :

Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production

PL/SQL Release 11.2.0.3.0 - Production

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