Product_description: ['Cisco-IMSourcing 1-Port T3/E3 Network Module Cisco-IMSourcing 1-Port T3/E3 Network Module - For Data Networking - 1 x T3/E3 WAN - Coaxial - 34.37 Mbps E3, 44.74 Mbps T3 1PORT T3/E3 ATM NETWORK MODULE DISC PROD SPCL SOURCING SEE NOTES Marketing Information: The new Cisco T3/E3 ATM Network Module (NM-1A-T3/E3) is now available for the Cisco ISR 2800 and 3800 Series Routers that provide ATM WAN connectivity for enterprise regional and branch office connectivity. This combined T3/E3 ATM network module provides an ATM connection of either 44 Mbps for DS3/T3, or 34 Mbps for E3 using standard 75-ohm BNC connectors. PRODUCT TYPE/ CATEGORY: Network Module PART# = NM-1A-T3/E3=', 'The Cisco T3/E3 ATM Network Module provides ATM DS-3 or E3 WAN connectivity for enterprise and service provider customers for deployments at medium to large branch and regional offices. This combined T3/E3 ATM network module provides the option of an ATM connection of either 44 Mbps for DS-3/T3 or 34 Mbps for E3 using standard 75-ohm BNC connectors. The module supports ATM Forum-compliant framing standard ATM Adaption Layer 5 (AAL5), as well as ATM Traffic Management for unspecified bit rate (UBR), UBR+ (for switched virtual circuits [SVCs] only), real-time variable bit rate (VBR-rt), non-real time variable bit rate (VBR-nrt), constant bit rate (CBR), and available bit rate (ABR) classes of traffic.']

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