Following is a generic representation of
HPE Telco Core Blueprint network diagram using VxLAN-based configuration.
Figure 2: Generic VxLAN-based network diagram
The data switch is used for the following VLANs, which are used to segregate the network traffic for different purposes.
Table 3: Telco Blueprint VLAN configuration
VLAN Name
RHOCP Network
Description
iLO-OOBM
Management
iLO-OOBM network.
OAM
Operation and Management network
Operation and Management network for connectivity to NTP, DNS, LDAP type of infrastructure services.
OCP
OpenShift Container Platform network
OpenShift Container Platform network is used to:
PXE boot the RHCOS and RHEL machines
To provide the cluster connectivity between the master and worker nodes.
Provider VLAN
Provider VLAN
Range of VLANs allotted for SR-IOV networks.
The following diagram provides an overview of sample topology of an Underlay configuration that includes Spine and Border Leaf switch network connectivities to the data switches.
Figure 39: Sample Topology for Underlay configuration
