Port 1522

Alter System set Local_Listener Multiple

by Ed Chen
November 24, 2022May 9, 2023

Multiple Listeners in LOCAL_LISTENER Theoretically, you don't have to configure parameters related to listener in database, neither LOCAL_LISTENER nor REMOTE_LISTENER. A background process Listener Registration… Read More »

How to Resolve ORA-12541: TNS:no listener

by Ed Chen
February 13, 2019December 10, 2022
8 Comments

ORA-12541 and TNS-12541 ORA-12541 is the same as TNS-12541, they all indicate that the listener is not running according to your specified destination. Let’s see… Read More »

How Srvctl Add Listener to Default Network

by Ed Chen
December 26, 2016November 18, 2022
4 Comments

Cluster listeners have a very special feature that can generate endpoint listeners dynamically on all nodes, one for each, to establish the connections either from… Read More »

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