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Defining the Next-Generation Access Network Slideware Versus Reality Robert A. Bivin 2002 Top Ten: Words of Wisdom Source: Light Reading CONFIDENTIAL “Powerpoint has become a virus” Scott Kriens, CEO Juniper Networks, Inc. 2 Slideware CONFIDENTIAL Softswitching is everything: Lower capital cost More features Smaller footprint Lower operating costs Freedom from the incumbent switch suppliers An IP access network solution Ready today 3 Industry Confusion CONFIDENTIAL $ 4 Reality – One Perception CONFIDENTIAL Progress is being made in the industry • Product features • Sustained voice traffic Financial pressure is taking its toll Service providers are adopting the technology • Slowly • Cautiously First Class 5 next generation switching will be ATM based Next generation switching will happen 5 A Gradual Migration to Packet CONFIDENTIAL TDM PSTN Packet Network DLC Class 5 Switch Packet Packet Network The Future 6 Today DSLAM Call Agent Packet Media Gateway Next Generation Class 5 Switch Access Gateway Next Generation Class 5 Switch CONFIDENTIAL SS7 SIP-T Call Agent (Call Control) TDM ATM IP 7 Media Gateway (Switching Matrix) GR-303 H.248/MEGACO MGCP/SIP TDM ATM IP Access Gateway CONFIDENTIAL ESA Packet Transport Advanced Signaling TDM to Packet • • • • POTS Specials COIN etc. DSL 8 Switching Fabric H.248/MEGACO Copper Termination Steps in the Network Migration CONFIDENTIAL Optimize Network 9 Packetize Network Migrate Switching Access Migration Steps CONFIDENTIAL T1/L-POTS POTS OC3c DSL TR-008/Analog T1 POTS OC3c DSL Concentrate subscribers Collapse remote switches GR-303 POTS OC3c DSL H.248/MEGACO 10 Converge network Replace switches Switch Re-homing CONFIDENTIAL Before Remote Legacy Master Class 5 Multiple Costs: • • • • 11 Remote Legacy Slave Class 5 Switch Maintenance Software Rtus Upgrade HW/SW Warranty/service Plans Legacy Slave Class 5 Remote Switch Re-homing CONFIDENTIAL After North LET (Master) West LET OC3 OC3 4 Fibers GR-303 15 T1X OC3 Data Network OC3 PSTN NGC5 Switch GR-303 15 T1X 12 South LET GR-303 15 T1X East LET Cap – Roll – Replace Moving into the Future CONFIDENTIAL Roll Shorten OPEX $ Shorten Cap Replace Time 13 Next Generation Switching is Happening CONFIDENTIAL Sprint lets $1.1B contract for C2P (Circuit to Packet) Phase One program • Collapsing COs • Rebuilding Network RUS trials underway for NGC5 switches • Taqua • Santera Customers are purchasing switches 14 Summary CONFIDENTIAL Next generation switching will arrive Plenty of work to be done in the network before switching arrives Maturing advanced technology will obviate the need for “advanced slideware” 15 Defining the Next-Generation Access Network