Cisco Cisco Carrier Packet Transport (CPT) 50 Information Guide

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Data Sheet 
Cisco CPT Packet Transport Fabric 256G Fabric 
Card with 4x10GE 
The Cisco
®
 Carrier Packet Transport (CPT) 200 and 600 sets the industry benchmark as a carrier-class converged 
access and aggregation platform for Unified Packet Transport architectures. Cisco CPT product family represents an 
exciting new paradigm in the world of Packet Transport with exceptional pay as you grow scalability, carrier-class 
reliability, incredible flexibility, and TDM like ease of packet service provisioning, OAM and protection capability. 
Product Overview 
The Cisco CPT 200 and 600 Packet Transport Fabric (PTF) Line Card is a non-blocking switch fabric that delivers 
economical, scalable, highly available, and Packet Transport services through a Unified Multiprotocol Label 
Switching (MPLS) network layer. The PTF 256 Gigabit non-blocking switch fabric interconnects all Packet 
Transport line cards over the backplane while providing scalability and high availability active-active architecture. In 
addition, the PTF delivers four 10-Gigabit Ethernet ports that can be used for User-to-Network Interfaces, Network-
to-Network Interfaces, and enables extension of GE interfaces through the CPT 50 satellite architecture. The PTF 
enable the Cisco CPT 200 and 600 provide a robust MPLS-Transport Profile (TP) infrastructure to deliver scalable 
Private Line, Business, Residential, Mobile Backhaul, Data Center, and Video Services (Figure 1).  
Figure 1.    Cisco CPT Packet Transport Fabric (PTF) Line Card