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EM 13.4: Connection to the Target Database Fails with Error : Connection Failure may be due to a slow network, or the presence of an intervening firewall (Doc ID 2750147.1)

Last updated on FEBRUARY 22, 2021

Applies to:

Enterprise Manager for Oracle Database - Version 13.4.0.0.0 and later
Information in this document applies to any platform.

Symptoms

From EM 13.4 Console,

Accessing Database home page / performance pages / doing the test connection gives following error:

This is observed for all the database targets for which the banner is enabled in sqlnet.ora file

Connection failure may be due to a slow network or to the presence of an intervening firewall

Cause

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In this Document
Symptoms
Cause
Solution
References


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