The combination of channelized and clear channel T3 functions makes the Cisco Channelized T3 Shared Port Adapter version 2 ideal for today's rapidly changing WAN environment. As an integral part of a service node where customer bandwidth needs are uncertain, the Cisco Channelized T3 SPA version 2 allows service providers to avoid determining. For enterprise remote-site connections Cisco Channelized T3 SPA version 2 reduces equipment expenditures by integrating the capabilities and services of numerous port adapters onto a single SPA. It also provides investment protection by growing with the enterprise to meet the needs of today's and tomorrow's aggregation networks.