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I can not conect from sql developer to a server

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I can not conect from sql developer to a server

Ramón Miguel Quintana Rosa

5yAsked Jan 27, 2021, 5:57 PM1kSQL

Hi,

I´m running sql developer from a client to connect to a server but i got this error:

Estado: Fallo:Fallo de la prueba: Error de E/S: The Network Adapter could not establish the connection

I´m using tnsnames.ora not listener.ora

Some help?

Thank u

3 Replies

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Asma Khalid5y ago
Ensure that your SQL server port is enabled on the firewall in order to remotely access your SQL server.

Mark answer as accpted if helpful

Thanks & Regards,
Asma Khalid

For More Visit: www.asmak9.com or www.bytezaar.com
Ramón Miguel Quintana Rosa5y ago
Hi, Ansari..

Yes, as a matter of fact i can reach any server using TOAD as data base conecting without problem
Rijwan Ansari5y ago
Would you please ping using command to server from client and check the response?