1 scaling advanced real-time communications bob alice user campus / enterprise userwans/mans/lans...
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Scaling Advanced Real-Time Communications
BobAlice
UserCampus /EnterpriseUser WANs/MANs/LANsCampus /
EnterpriseHost Host
Network-LayerConnectivity high-performance, end-to-end IP transit
High-performance, end-to-end IP connectivity is necessary, but not sufficient
to connect Alice with Bob
?! !?
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BobAliceAlice Bob
Today: 3rd Party ASPs Provide the Missing Middleware
UserCampus /EnterpriseUser WANs/MANs/LANsCampus /
EnterpriseHost Host
Network-LayerConnectivity
Applications
3rd Party ASPs
Skype
high-performance, end-to-end IP transit
FWD Yahoo! …
?
Communications is Balkanized by competing 3rd parties, who are unable to provide strong authentication, identity management, or rich
presence for their users
?
Bob Jonesemail: [email protected]: bob2_bigu.eduFWD: 654321Yahoo!: bobj26
BU
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Alice BobBobAlice
UserCampus /EnterpriseUser WANs/MANs/LANsCampus /
EnterpriseHost Host
Network-LayerConnectivity
Applications
CampusMiddleware
high-performance, end-to-end IP transit
Identity management, authentication, call routing, and rich presence are best
implemented and scaled by campus / enterprise middleware
ConnectiveMiddleware
ConnectiveMiddleware
BU
ModeratingMiddleware
ModeratingMiddleware
Presence Presence
Campus / Enterprise Middleware
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Market Maker Role
BobAlice
UserCampus /EnterpriseUser WANs/MANs/LANsCampus /
EnterpriseHost Host
Network-LayerConnectivity
Applications
Identity Management,Call Routing,
Authentication,Presence
...or... ...or...AuxiliaryServices
Bridging,Gatewaying,Messaging,
…
Identity Management,Call Routing,
Authentication,Presence
CampusMiddleware
Bridging,Gatewaying,Messaging,
…
Bridging,Gatewaying,Messaging,
…
high-performance, end-to-end IP transit
Open campus / enterprise SIP communications creates a communications
commons, creating vast new markets
ASPs
Hard / SoftClient Vendors
Proxies, Directories,Feature Servers…