Residential Legacy Service Migration Wednesday, April 14, 2010 Total Access 5000 Services Migration Landscape ® Adtran, Inc. 2010 All rights reserved Competitive Landscape Tellabs 8800 Series – Supports ATM to Ethernet IWK 2-Port Channelized OC3/STM-1 IMA 168 T1 or 126 E1 channels Maximum of 42 IMA Bundles – Supports Frame Relay, PPP/MLPPP to Ethernet Migration – Supports Frame Relay over MLPPP – Supports BCP for MLPPP – Supports L2 switching / L3 routing 8830, 6 Slot system 8840, 15 Slot system 8860, 19 Slot system ® Adtran, Inc. 2008 All rights reserved 3 Competitive Landscape Cisco 7600 Series – Varying Slot / Chassis Configurations – Leased Line Services Channelized T1/E1 Channelized T3 Channelized OC3/STM-1 – ATM Interworking Support OC3/STM-1 OC12/STM-4 OC48/STM-16 – 10G, GigE, Fast Ethernet ® Adtran, Inc. 2008 All rights reserved 4 Competitive Landscape Zhone MALC – – – – Full MSAP Supporting ADSL2+, VDSL2 ATM Migration, EFM FTTH (GPON and Active E) Calix C7 Series – – – – MSAP Supporting A/V DSL Supporting ATM Migration FTTH (GPON and Active E) Occam BLC 6000 – Supports FTTH (GPON and Active E) – Supports PPP/MLPPP ® Adtran, Inc. 2008 All rights reserved 5 Total Access 5000 Residential Services Migration ATM Aggregation and Interworking ® Adtran, Inc. 2010 All rights reserved Goals Maximize product lifecycle of existing ATM DSLAMs – Leverage already installed base – Maximize return on investment Provide ubiquitous migration strategy to Next-Generation IP/Ethernet core – Same for all vendors – Low impact to existing network Edge aggregation and interworking – Minimize impact on existing inter-office transport – Allow higher speed service offerings ® Adtran, Inc. 2008 All rights reserved 7 Tier I Business Case • Scenario One • Upgrade from DS3 to OC3 • IOF costs $39K per OC3 • Request for 6 OC3s generates the deployment of a new switch/router • Scenario Two • Eliminates new ATM Switch/Router • Interworks traffic locally, minimizing IOF costs • Quantifiable Savings • $569K per Central Office • $56.9M per 100 Central Offices • Frees up multiple DS3 ATM ports and DS3 IOF facility Scenario 1: Upgrade of 6 ASAMs in a CO using the current strategy of ATM/SONET upgrades 6 IOF OC3s to ATM Switch (New Ring) ATM Switch Cost ERX Router EF&I of ATM and Router IOF for ATM to Router and Router to LCR Total Cost $1,353,707 Scenario 2: Upgrade of 6 ASAMs in a CO using the ADTRAN TA5000 for ATM/Ethernet Interworking TA5000 equipped for 7 OC3s EF&I of TA5000 1 IOF GE to Router and GE card at Router EF&I of Router 1 IOF OC3 to ATM Switch ATM Switch 4-Port OC3 Card IOF for Router to LCR Total Cost $784,366 Total Savings for Scenario 2 $569,341 ® Adtran, Inc. 2008 All rights reserved 8 Residential Services ATM Aggregation and Interworking – DSL Growth from Node 1 and 2 with MultiNode ATMoE – ATMoE for DSL growth – VP Switching – Support for 3rd Party GigE Aggregation to ATM Network IFC – MultiNode ATMoE Support (Planned) – Key Features • Will support Multi-Shelf application • VPI / VCI to S / C – Tag translation • IPoA Management • OC3, DS3, and IMA ATM Aggregation ATM OC-3 or DS3 Total Access 5000 Alcatel ASAM DS1 / DS3 / OC3 ATM Total Access 3000 Router GigE Node Expansion 1G – 10G Redundant TA1148A DSL Growth ® Adtran, Inc. 2008 All rights reserved 9 ATM Aggregation and Interwork Modules ATM Aggregation – ATM DS3 4-Port: Up to 84 DS3s – ATM OC3 4-Port: Up to 84 OC3s – Optionally Redundant ATM DS1 Aggregation – 32-Port DS1 IMA, 1187803G1 Up to 640 DS1s per system – 3p Channelized DS3 IMA, 1187220G2 Up to 1680 DS1s per system – Optionally Redundant ATM E1 Aggregation (Planned) – – – – 32-Port E1 IMA, 1188803G1 Up to 544 DS1s per system Planned 1H 2011 Optionally Redundant ATM Uplinks – ATM DS3 and OC-3/STM-1 Single Port – Optionally redundant ® Adtran, Inc. 2008 All rights reserved 10 Question and Answers ® Adtran, Inc. 2008 All rights reserved 11