INFO: Locating server among [https://my-jenkins-url.com]                                                     
Jun 26, 2019 6:37:59 PM org.jenkinsci.remoting.engine.JnlpAgentEndpointResolver resolve                         
INFO: Remoting server accepts the following protocols: [JNLP4-connect, Ping]                                    
Jun 26, 2019 6:38:04 PM org.jenkinsci.remoting.engine.JnlpAgentEndpointResolver isPortVisible                   
WARNING: connect timed out                                                                                      
Jun 26, 2019 6:38:04 PM hudson.remoting.jnlp.Main$CuiListener error                                             
SEVERE: https://my-jenkins-url.com provided port:5000 is not reachable                                       
java.io.IOException: https://my-jenkins-url.com provided port:5000 is not reachable                          
    at org.jenkinsci.remoting.engine.JnlpAgentEndpointResolver.resolve(JnlpAgentEndpointResolver.java:287)      
    at hudson.remoting.Engine.innerRun(Engine.java:523)                                                         
    at hudson.remoting.Engine.run(Engine.java:474)