The Cisco® Catalyst 9300 Series™ Network Module Expansion Module has eight, 10G, small form-factor pluggable plus (SFP+) ports to provide a stackable enterprise switching platform for cloud, security and IoT infrastructure integration. It has a switching capacity of up to 960Gbps (IPv4) with a reliable throughput of up to 1440Mpps. Programmable micro-engine capabilities and adjustable allocation of Layer 3 and Layer 2 forwarding help make the device future-proof so it's ready for forthcoming technologies.