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SUSE Telco Cloud Documentation|Requirements & Assumptions|Network

23 Network

As a reference for the network architecture, the following diagram shows a typical network architecture for a Telco environment:

product atip requirements1

The network architecture is based on the following components:

  • Management network: This network is used for the management of downstream cluster nodes. It is used for the out-of-band management. Usually, this network is also connected to a separate management switch, but it can be connected to the same service switch using VLANs to isolate the traffic.

  • Control-plane network: This network is used for the communication between the downstream cluster nodes and the services that are running on them. This network is also used for the communication between the nodes and the external services, like the DHCP or DNS servers. In some cases, for connected environments, the switch/router can handle traffic through the Internet.

  • Other networks: In some cases, nodes could be connected to other networks for specific purposes.

Note
Note

To use the directed network provisioning workflow, the management cluster must have network connectivity to the downstream cluster server Baseboard Management Controller (BMC) so that host preparation and provisioning can be automated.