Question: How is the SDN control plane different from traditional network control functions? In SDN architectures, packet forwarding is based only on the source IP address.

How is the SDN control plane different from traditional network control functions?
In SDN architectures, packet forwarding is based only on the source IP address.
Traditional router-based forwarding can utilize any number of header field values for packet forwarding.
In SDN architectures, packet forwarding can be based on multiple header fieldvalues from different layers, unlike traditional forwarding which is typicallybased on the destination IP address only.
SDN architectures do not allow for flow-based forwarding.
 How is the SDN control plane different from traditional network control

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