Install Portqry [verified] -

Elias closed the ticket. He copied the PortQry.exe into his central utilities folder on the network share. While telnet is a binary yes/no switch, portqry is the nuanced storyteller. It tells you the state of the connection, distinguishing between a dead server, a closed port, and a firewall wall.

He checked the server logs. The SQL Service was running. The application listener was active. The firewall on the server itself was disabled (a security sin, but standard for their legacy setup). install portqry

Now, he had the weapon. He typed: portqry.exe -n SQL-SRV-01 -e 1433 Elias closed the ticket

"Works perfectly," the CFO replied. "Have a good weekend." It tells you the state of the connection,

Elias ran it again, this time testing his own connection to ensure the tool worked as expected on a known open port (like RDP). portqry -n SQL-SRV-01 -e 3389 Result: .