Mod_proxy unable to connect to backend server having dynamic IP changes, [proxy:error] [pid xxxxxx:tid xxxxxxx] (70007)The timeout specified has expired: AH00957: HTTPS: attempt to connect to X.X.X.X:443 (abc.com) failed

Solution Verified - Updated -

Issue

  • Reverse Proxy failed to connect to backend Cloud server.
  • Apache (mod_proxy) connecting to old Cloud IP which changed dynamically.

  • Apache is able to connect only after a restart is taken.

    [proxy:error] [pid xxxxxx:tid xxxxxxx] (70007)The timeout specified has expired: AH00957: HTTPS: attempt to connect to X.X.X.X:443 (api-abc.com) failed

  • Due to disaster recovery, the backend data center was switched, however Apache frontend failed to connect to it.

Environment

  • Red Hat Enterprise Linux (RHEL)
    • 5,6,7,8,9
  • Red Hat Software Collections (RHSCL)
  • Red Hat JBoss Core Services (JBCS)
  • Apache httpd
    • 2.2, 2.4
  • mod_proxy

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