Lumia C16T
Industry-leading subscriber density, personalised for operator-specific fibre-access services
- Deliver XGS-PON, GPON and 10GE point-to-point services from the same 16-port Combo blade
- Scale residential, business and mobile-backhaul services within Lumia T6 and T14 terabit chassis
- Move from conventional to disaggregated operation through software evolution rather than hardware replacement
- Apply granular service policies per port, user, service, application or flow through hierarchical QoS and traffic management
- Reduce lifecycle and energy costs with programmable hardware and 132 W typical consumption with 16 SFPs

Product Information
Lumia C16T is a high-density Combo subscriber blade that enables operators to deliver XGS-PON, GPON and 10GE point-to-point services from a single platform. Installed in Lumia T6 and T14 terabit chassis, the blade provides the service flexibility and density required for large residential, business and mobile-backhaul deployments.
Each of the 16 Combo ports can support XGS-PON, GPON or 10GE point-to-point connectivity. Four 25GE backplane interfaces connect the blade to the chassis switching fabric in a fault-resilient dual-star architecture. The blade supports 1:1 and N:1 VLAN service models, flexible VLAN remarking, multicast functions and three-level hierarchical QoS with L2-L4 classification, policing, queuing, scheduling and shaping. Its embedded network-processor architecture supports conventional and software-defined operation. A software upgrade can change the operating model without requiring replacement of the blade, helping operators protect investment and extend hardware lifecycle.

Technical data
| Access Ports | 16 Combo ports supporting XGS-PON G.9807, GPON G.984.x and 10GE P2P 10GBase-LR. TR-101, TR-156, G.988 OMCI, AES, FEC and DBA supported. 10GE P2P is assignable in groups of four. |
|---|---|
| Subscriber Scale | XGS-PON split ratio up to 1:256 and GPON split ratio up to 1:128. A fully populated Lumia T14 chassis with C16T blades can serve more than 50,000 users. |
| Uplinks | 4 x 25GE backplane interfaces to the Lumia terabit-chassis switching fabric. |
| Switching | 120 Mpps forwarding performance; 32k MAC entries; learning rate 5,000 MAC/s; 4,094 VLANs; 8k queues; dynamic traffic management and allocation. |
| Dimensions | Subscriber blade for Lumia T6 and Lumia T14 terabit chassis. Blade dimensions are not separately stated in the controlled datasheet. |
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