
Possible cause and recommendationSymptom
the SDN agents on the compute node and network node while the network is down, SDN
agents cannot recover when the network is online again.
1. When the Cloud Management Network is back online, restart the SDN agents again, or
reboot the compute node and network node.
The OpenStack Neutron database on the SDN appliance may be corrupted
1. Restore the SDN database. See the HP CloudSystem 8.0: Recommended backup and restore
procedures white paper at Enterprise Information Library.
After a power
interruption on the
management cluster or
hypervisor, you lose
Foundation SDN
appliance data
Cannot create a private network
Possible cause and recommendationSymptom
The private network creation process is not complete
Complete the steps to create a private network in the following order.
You do not see
information about a
private network that
1. In the CloudSystem Console, add VLAN IDs to the pool of VLANs available for Private
Network assignments. See Add VLAN IDs (page 76).
you want to create for
a project in the
CloudSystem Portal or
2. Verify that the new VLAN IDs are listed on the Private Networks overview screen.
the CloudSystem
Console
3. In the CloudSystem Portal, create a network. (Admin→Networks→+ Create Network→Create
Network)
The OpenStack Networking service assigns to the project a VLAN ID from the VLAN IDs
you allocated in the console.
4. Verify that the new network is listed on the Networks overview screen.
See also About Private Networks (page 76).
Cannot delete a private network in the CloudSystem Portal
Possible cause and recommendationSymptom
One or more instances is using the private network
You see a Failed
to delete message
1. On the CloudSystem Portal Instances screen, review the IP Address listings to determine
which instance(s) are assigned the same IP address as the private network that you want
to delete..
when you try to delete
a private network in
the CloudSystem
Portal
2. Delete each instance that is using the private network. See Delete instance (page 109).
3. Retry deleting the private network.
156 Troubleshoot resource configuration
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