Delivering high-quality SIP applications and services Jim Hourihan VP Marketing & Product Management What are we talking about? SIP application & service examples Voice Interactive video person-person Pay per view movies and video (streaming) Interactive gaming High quality SLA attributes high QoS (quality of speech), available, reliable Secure Money making Reachability Reachability Metcalfes law and network value The usefulness, or utility, of a network equals the square of the number of users PSTN Internet Data reach Voice reach $64Z ? LAN High Low High IM 2002 EM 1985 Corp. net SP net Transit Mobile Residential End-to-end IP networks Mobile Business Residential Business The IP network border challenges Transit Mobile Residential Mobile Business Residential Business SLA assurance Settlement SLA assurance Security SLA assurance DiffServe-4 SLA assurance across IP networks Admission control problems - voice, video, data & stuff Skinny, unmanaged access pipes everywhere Fat, unmanaged transit pipes QoS Tower of Babel mediation QoS-based reporting, problem isolation & routing Protocol interworking - SIP-H.323, H.323 versions & configurations MPLS ToS NONE Frame T1 DSL DiffServe-2 VLAN-2 VLAN-3 NONE Internet Security between IP networks Access control what calls should be allowed in? Topology hiding DoS attacks - SIP proxies, gateways & app servers; IP PBX Transit networks disintermediation Bandwidth and QoS theft protection PSTN Business Transit Residential Settlement between IP networks Babbling business models for IP communications Two historical settlement models PSTN per-minute, destination-based termination fees Internet free peering for equivalent traffic volume exchanges, small access ISPs pay fees $/minute* $/access pipe size per month* Free on-net calls* $/ minutes bundle per month* $/home per month* $/employee per month* $/MB * Read fine print $/minute Session border controllers deliver high-quality apps & services New product category enables premium interactive communications across IP network borders Session real-time, interactive communications using SIP, MGCP, H.323, Megaco/H.248 Border IP-IP network borders Service provider-customer/subscriber Service provider-service provider Control Security & address preservation SLA assurance Revenue & profit assurance Legal intercept Session border controller applications Security SLA assurance Revenue & profit assurance Law enforcement BusinessResidential Mobile PSTN IP Transit IP PSTN O & T Internet Security Access control & network topology hiding Call rate limiting to protect softswitch Hosted NAT traversal SLA assurance Session admission control - access & aggregated link bandwidth QoS marking 802.1p, VLAN, ToS, DiffServe, MPLS QoS reporting Revenue & profit assurance H.323-SIP interworking Bandwidth & QoS theft protection Accounting & session timers Legal intercept Hosted IP voice services T1/frame/DSL PSTN Internet IP O&T or Transit PSTN Termination E1a E2b E1b E2b E3 T1FT1 FT3 SIP SIP or H.323 SIP-H.323 interworking for reachability Call routing based upon real-time quality Call admission control - available transit link bandwidth Security - protect softswitch and gateways Access control & network topology hiding B2B SIP UA H.323GK/GW Reporting Accounting & session timers Observed QoS VoIP SIP-H.323 trunking network peering Cisco H.323 SIP B PSTN Clarent H.323 A Voice ASP services Security Access control - session-based pinhole firewall Data center resource hiding SLA assurance App/media server load balancing Session admission control - access link bandwidth QoS marking Internal data center p & q External IP net - ToS, DiffServe, MPLS QoS reporting internal & external data center Revenue & profit protection Accounting Session timers Legal intercept Data Center SIPRTP IP PSTN Net-Net Extending network reach is critical to increasing value Extending reach introduces new border control challenges SLA assurance Security Settlement Session border controllers give service providers the CONTROL to deliver high quality and make money Delivering peak performance for premium interactive communications across IP network borders Acme Packet Net-Net session border controllers