URL with PORT number showing Internal Server Error

[ravimehta5690]

Hello ,

if i am sending URL with Port Number for Example

http://<IP ADDRESS>:<PORT NUMBER>/login

Pest not working with PORT number when i host on my server.
its working on Local Server.

StackTrace

 PHP Fatal error:  Uncaught exception 'Pest_Curl_Exec' with message 'Failed to connect to <IP ADDRESS> port <PORT>: Connection refused' in /public_html/tools/api/pest/Pest.php:235
Stack trace:
#0 /public_html/tools/api/pest/Pest.php(367): Pest->doRequest(Resource id #7)
#1 /public_html/tools/api/process.php(73): Pest->post('<IP ADDRESS>/...', Array)
#2 /public_html/tools/api/process.php(40): call_api('', '<IP ADDRESS>/...', Array)
#3 {main}
  thrown in /public_html/tools/api/pest/Pest.php on line 235

Please Help me.