IP Communications Services Redefining Communications Teresa Hastings Director

IP Communications Services Redefining Communications Teresa Hastings Director World. Com SIP Services Conference – April 18 -20, 2001

Impact of the Web Chat Messaging Information What’s Missing? Transactions

Communications!

Why is it time to Redefine Communications? Source: Telegeography, Inc. 2000

Why is it time to Redefine Communications? Price Per Minute (US$) 1. 16 0. 74 1989 Source: Telegeography, Inc. 2000 1998

Today’s PSTN / IN The IN was invented to take the service features out of the switch and under control of the carrier IN Features Call Features. . . PBX Control Matrix Switch PSTN Control Matrix

Softswitch Architecture Softswitch is actually A one step back to before the IN, since features are back in the “switch” Softswitch Features Re-creation of Telephony Services Something? Softswitch SIP, BICC, H. 323 Control. . . PBX Packetize Voice Features Control IP Network Media Gateway Focus: New Footprint/Old Services Packetize Voice Media Gateway

Protocols Define the Architecture Not Vendors Ø IP and UDP or TCP - Transport Ø RTP and RTCP - Real Time Media Ø IPSec and PKI - Security Ø SIP and SDP - Session Control Ø HTTP - Web Services Ø XML - Data Exchange Format Ø etc, etc

Why Does it Matter? Ø Innovation for New Revenue Streams Ø Time to Market! – Reduced Integration Time and Complexity • OSS and Service Integration • Service Interaction – “Best of Breed” integration • In-House Development • Application Developers • 3 rd Party Service Providers Ø Device Independent Services Ø Manageable Support Costs – Re-usable and Lower Cost Tools – Web technical support skills

One Global Service Architecture Commerce Services OSS Speech Recognition Routing Web Servers Directory Conferencing Services Security Enterprise Network. . . PSTN Market Applications Mobility QOS Internet Protocol Network Access Policies Content Management Centrex Presence Messaging 3 rd Party ASP

Telephony Services Ø Intra. Enterprise Calling Ø Private numbering plans – Call routing decisions in the SIP Server – Reduces management in enterprise gateways Ø Off-net calling (Enterprise to PSTN) Ø Call Management Services (“Centrex”) – – – Call Screening and Blocking Find-me calendar routing Call Forwarding - Unconditional, Busy, No-Answer Alias called phone numbers/IP Addresses Non-trusted caller permissions Ø IP Phones

SIP Phones Are true Internet hosts Ø Choice of application Ø Choice of server Ø IP appliances Ø Freedom of movement …and many other SIP phones and clients…

SIP User Preferences Caller Called – Choice of service – Choice of language – Choice of media Text, voice, data, video – Choice of my contact list Where can I be reached – Choice of called party With who will accept to talk to – – By caller list By zone of origin By time of day Where to receive calls Phones, PCs, Palms, pager, fax, voice mail, e-mail, in conference – Privacy options Location, signaling and conversation – Choices for privacy Location, signaling and conversation Under user control, Via web or voice, PC, Palm computer or voice command

Telephony Services Commerce Services OSS Routing IVR Web Servers Market Applications Directory Conferencing Services Mobility Content Management Centrex Presence Messaging 3 rd Party ASP Security Enterprise Network. . . PSTN QOS Internet Protocol Network Access Policies

SIP-Enabled Mobility [email protected] wcom. com [email protected] com tel: +1 -123 -346 [email protected] com [email protected] com [email protected] com [email protected] wcom. com

Messaging Ø Voice, email, fax, IM, video, paging Ø Device Aware Ø “Intentional Messaging” Directory Ø Personal address and contact lists Ø Calendar Ø

Conferencing: Endpoint Hosted GATEWAY ENDPOINT INITIATES CONFERENCE AND ACTS AS MEDIA MIXER PSTN Instant conferencing Endpoint “self-hosts” small conferences

Conferencing: Multi-point Bridge CONFERENCE BRIDGE GATEWAY 2. MULTIPOINT 1. INITIAL POINT-TOPOINT “On the Fly” Transition from point-to-point conference to multi-point bridge PSTN

Presence Ø Ø Reach anywhere Announce availability Preferences SIP-based component – Register – Subscribe – Notify

New Services Based on Presence Ø Polite calls are possible: – Is user online (for me)? – Willing to take calls? – In another call? – May I join? Ø Avoid unsuccessful calls – Location independence Ø Conferencing is changed – Spectrum: Ad-hoc to scheduled Ø Replaces call center ACD! Ø Any media: – Text, voice, video, data

Communications Services Commerce Services OSS Routing IVR Web Servers Directory Conferencing Services Security Enterprise Network. . . PSTN Market Applications Mobility QOS Internet Protocol Network Access Policies Content Management Centrex Presence Messaging 3 rd Party ASP

Application Services Real businesses solving real problems with useful tools Ø Web Interaction Centers Ø Technical Support Ø Healthcare/Medical Ø Education/Training Ø Business to Employee Ø Vertical Industries of All Types

Application Services Commerce Services OSS Routing IVR Web Servers Directory Conferencing Services Security Enterprise Network. . . PSTN Market Applications Mobility QOS Internet Protocol Network Access Policies Content Management Centrex Presence Messaging 3 rd Party ASP

Where can we go? Consumer Third World Global Enterprise Small office Home office Small-Medium enterprise

What are the challenges? Ø Unwavering commitment to open standards Ø Qo. S Ø Security Ø Access complexity Ø SDKs - Service Development Kits Ø Conversion – More than analog to digital ?

The Impact of SIP Ø Integration of communications with information and transactions on the Web Ø Distributed, interoperable service architecture Ø Industry and corporate applications on standard service elements Ø Ultimate flexibility and mobility to make work and life more manageable

IP Communications Services Redefining Communications Teresa Hastings Teresa. [email protected] com