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[Solved] Cannot Connect To The Zcs Upstream Server Zimbra

Mengalami masalah kanal webmail server pada zimbra pernah terjadi pada saya, dimana halaman tiba-tiba tidak dapat diakses, dan muncul error message.



Error message webmail zimbra.
#--------------------------------------------------#

HTTP ERROR 502

Problem accessing ZCS upstream server. Cannot connect to the ZCS upstream server. Connection is refused.
Possible reasons:
  • upstream server is unreachable
  • upstream server is currently being upgraded
  • upstream server is down
Please contact your ZCS eksekutif to fix the problem.
Powered by Nginx-Zimbra://
#--------------------------------------------------#

Dibeberapa lembaga tidak menjelaskan mengapa hal tersebut terjadi, dan caranya cukup melakukn restart semua service, yaitu:

Solusi

su zimbra
zmcontrol stop
zmcontrol start

 zimbra@zim-serv: /nginx/logs$ zmcontrol stop    Host zim-serv.alisancatur.com         Stopping vmware-ha...skipped.              /opt/zimbra/bin/zmhactl missing or not executable.         Stopping zmconfigd...Done.         Stopping zimlet webapp...Done.         Stopping zimbraAdmin webapp...Done.         Stopping zimbra webapp...Done.         Stopping service webapp...Done.         Stopping stats...Done.         Stopping mta...Done.         Stopping spell...Done.         Stopping snmp...Done.         Stopping cbpolicyd...Done.         Stopping archiving...Done.         Stopping opendkim...Done.         Stopping amavis...Done.         Stopping antivirus...Done.         Stopping antispam...Done.         Stopping proxy...Done.         Stopping memcached...Done.         Stopping mailbox...Done.         Stopping logger...Done.         Stopping dnscache...Done.         Stopping ldap...Done.    zimbra@zim-serv: /nginx/logs$ zmcontrol start    Host zim-serv.alisancatur.com         Starting ldap...Done.         Starting zmconfigd...Done.         Starting logger...Done.         Starting mailbox...Done.         Starting memcached...Done.         Starting proxy...Done.         Starting amavis...Done.         Starting antispam...Done.         Starting antivirus...Done.         Starting opendkim...Done.         Starting snmp...Done.         Starting spell...Done.         Starting mta...Done.         Starting stats...Done.         Starting service webapp...Done.         Starting zimbra webapp...Done.         Starting zimbraAdmin webapp...Done.         Starting zimlet webapp...Done.    zimbra@zim-serv: /nginx/logs$ zmcontrol status    Host zim-serv.alisancatur.com         amavis         Running         antispam        Running         antivirus        Running         ldap          Running         logger         Running         mailbox         Running         memcached        Running         mta           Running         opendkim        Running         proxy          Running         service webapp     Running         snmp          Running         spell          Running         stats          Running         zimbra webapp      Running         zimbraAdmin webapp   Running         zimlet webapp      Running         zmconfigd        Running    zimbra@zim-serv: /nginx/logs$   



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