My Oracle Support Banner

curl: (35) SSL connection error while establishing connection through port 443 (Doc ID 2273324.1)

Last updated on AUGUST 04, 2018

Applies to:

Linux OS - Version Oracle Linux 6.8 and later
Information in this document applies to any platform.


While trying to establish a connection to any point outside the network through port 443 the connection it times out.
There are no reported network issues on the server.

From the OS it is observed that the connection to port 443 is established, however when it reaches the Secure Socket Layer (SSL) the connection is blocked.

Curl through the firewall:




To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.