
Possible causes and recommendationsSymptoms
5. Verify that your local router is working.
6. Verify that the network is up and running.
External difficulties
Appliance is
configured correctly
1. Verify that your local router is working.
but cannot access
network
2. Verify that the network is up and running.
Appliance cannot access the network
Possible cause and recommendationSymptom
Appliance network not properly configured
Minimum required privileges: Infrastructure administrator
Appliance cannot
access the network
1. Verify that the IP address assignment is correct.
2. Verify that the DNS IP address is correct.
3. Verify that the DNS server is running.
Time differences among CloudSystem appliances and management hosts cause
unpredictable behavior
Possible cause and recommendationSymptom
Time is not synchronized on the Foundation base appliance, Enterprise
appliance, vProxy appliance, Matrix OE CMS, and the Foundation and
Enterprise management hosts
When CloudSystem is installed on an ESX management hypervisor:
• In Foundation, you
see unpredictable
system behavior
• In Enterprise when
you try to create a
1. Ensure that the VM hosts running the Foundation base appliance and Enterprise appliance
are synchronized with the same set of NTP servers.
Do not change the time settings of the associated CloudSystem Foundation appliances using
the vCenter Server.
design, images and
flavors are not
displayed and you
see Connection
error, status
code 500
2. Configure the Foundation appliance to synchronize with these NTP servers.
a. On the CloudSystem Console Settings screen, click the Edit icon in the Appliance panel.
In the Time and Language settings section, change the setting to Synchronize with time
server.
b. Enter the IP address of the external NTP servers.
3. Configure the Enterprise appliance to synchronize with these NTP servers.
Access the CloudSystem Enterprise appliance console from the management hypervisor
console.
For instructions, see Supported console operations on the CloudSystem appliances (page 199).
a. Edit the NTP configuration file to add the NTP server entries.
sudo vi/etc/ntp.conf
b. Restart the NTP service.
sudo service ntpd restart
4. Restart the Enterprise appliance using the ESX hypervisor management software.
When CloudSystem is installed on an KVM management hypervisor:
1. Ensure that the VM hosts running the Foundation base appliance and Enterprise appliance
are synchronized with the same set of NTP servers.
2. On the CloudSystem Console Settings screen, click the Edit icon in the Appliance panel. In
the Time and Language settings section, ensure that the default setting of Synchronize with
VM host is checked.
3. Restart the Enterprise appliance using the KVM hypervisor management software.
142 Troubleshoot the CloudSystem appliances
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