zimbra Problem accessing ZCS upstream server

By | 12th December 2015

cara mengatasi error zimbra ZCS upstream server saat login halaman zimbra

HTTP ERROR 504

Problem accessing ZCS upstream server. Reason: Cannot connect to the ZCS upstream server. Connection timeout.
Possible reasons:

  • upstream server is blocked by a firewall
  • upstream server is failing to send back the response in time
  • upstream server is down

Please contact your ZCS administrator to fix the problem.
Powered by Nginx-Zimbra://

cara mengatasinya restart proxynya dengan  perintah

silahkan di akses kembali zimbra anda 🙂