From VoIP to From VoIP to IP CommunicationsIP Communications

Henry SinnreichWCOM

* The views expressed in this presentation are my own and may or may not represent the views of my company

IP Comm. for the Enterprise 2

Voice over Packet Market Forecast – North America

Similar charts for other regions

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Voice over Packet Forecast – W. Europe

IP Comm. for the Enterprise 4

Voice over Packet Forecast – Asia Pacific

IP Comm. for the Enterprise 5

VoIP Camps

ISDN LAN conferencin

g

IP

H.323

I-multimediaWWW

IP

SIP

Call AgentSIP & H.323

IP

“Softswitch” BISDN, AIN

H.xxx, SIP

“any packet”

BICC

Conferencing Industry

Netheads“IP over

Everything”

Circuit switch

engineers “We over

IP”

“Convergence” ITU

standards

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Comparison of VoIP Protocols

* All new apps from IM, voice chat, unified messaging, to mobility, portability, etc.

Internet-centric comparison made by a nethead

ProtocolCriteria

H.323 SIPMEGACO/H.248

BICC

$$$ from new

services *No YesYes No No

Performance

Sluggish OK OK Sluggish?

Scalability No Yes No No

Internet and WWW

FitNo Yes No No

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The Open World of IP Communications

SIP standards are created in the open

environment of the IETF: No $50k/year

required to participate in the development !

Access to all SIP information is free and

accessible on the web

No options and national variants

Rigorous interoperability testing

Result: Abundance of SIP products

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IP Communications for the Enterprise

The business case Revenue: Customer relations

From e-mail to multimedia to e-transactions Virtual (3rd party) web call center Instant messaging, voice, video, web push

Reduce cost: Options for voice in intranets Proprietary IP PBXs Softswitch (IP PBX) or QSIG networks Virtual SIP IP PBX (IP Centrex) Voice-web integration

SIP phone with desktop PC integration Presence and instant communications The conferencing spectrum for instant to scheduled

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SIP Boom: Highlights at the 48th IETF

Presence – is a new Internet service Instant communications - same Unified messaging - same PINT: Initiate from Web action in PSTN SPIRITS: Initiate action from PSTN on Web INAP: PSTN IN and Internet interaction ENUM: Single phone number or URL SIP for home appliances,…

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I-Ds for the 48th IETFSIP Architecture and Functionality

Guidelines for Authors of SIP Extensions SIP MIBSIP and SOAPSIP Extensions for supporting distributed call stateSIP INFO vn. 5SIP INFO method for event reporting SIP INFO method for DTMF digit transport and collection SDP media alignment in SIP

Services Emergency Call Services (911)A SPIRITS solution based on virtual SIP user agentsThird party call control in SIP SIP message waitingSIP call control transfer SIP for the hearing disabledSIP for home appliances

Infrastructure: AAA, QoS and SecuritySIP transport of OSP tokenSIP firewall solution

PSTN and H.323 supportH.323-SIPMIME media types for ISUP and QSIG objects

This is not a complete

list

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Online Resources for SIP

ARCHIVE

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SIP Bakeoff Attendance

Mar ‘99 Apr ‘99 Aug ‘99 Apr ‘00

RFC 2543

Dec ‘99

IETF draft std

8 companies

1st bakeoff16

companies

2nd bakeoff

27 companies92 developers

3rd bakeoff

35 companies150

developers

4th bakeoff

Attendance

11 countries46

companies

5th bakeoff

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Commercial SIP and MGCP Products*

* SuperComm2000 demo

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SIP Products Registered at Pulver.Com

…and more,….

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Are true Internet hosts

• Choice of application

• Choice of server

• IP appliances

Implementations

• 3Com (3)

• Columbia University

• MIC WorldCom (1)

• Mediatrix (1)

• Nortel (4)

• Siemens (5)

4

IP SIP Phones and Adaptors

1

3                 

Analog phone adaptor

Palmcontrol

2

54

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SIP Phones

Cisco PingTel

…and many other SIP phones and clients…

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SIP Service Creation

SERVICE

LOGIC

CPLSIP JAVA SERVLETSSIP CGI SPECIAL SERVERS

DOWNLOADSERVLETS

LOCALLYCREATE CPL/XMLWITH GUI

UPLOADCPL SCRIPTS

SIP DEVICE SIP SERVER SIP SERVER

Easy service creation based on open standards by

• Service providers,

• End users,

• 3rd parties

is the most important factor in new revenue generation*

* Class 5 C.O. and PBX features are also be supported

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Integration and Outsourcing for Business

Support for complex multiparty business

models

Strict compliance with IETF SIP related

standards work creates the open and

connected environment for outsourcing and

3rd party application service providers (ASPs)

1. Web and messaging2. Real time communications3. Multimedia4. Transactions

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Outsourcing and 3rd Party ASPs

PRESENCE

IM+CONFLARGE CONF

PC PHONE DESKTOP

COMMS MGR

VOICE BROWSING

UNIFIED MESSAGIN

G

DialingPlans

OSS E-Mail WEB POLICY

ISP NetworkPSTN

CKT SW Mobile

SIP Phone

Enterprise WANLAN

SHARED NETWORKGATEWAY

IP Fax and IP Print

TRANSACTIONS

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Possible SIP Implementation of the Home Network

Ref: Framework Draft for Networked Appliances Using SIP, IETF, July 2000

Telcordia proposal

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Answering the Front Door From a Car

Ref: Framework Draft for Networked Appliances Using SIP, IETF, July 2000

Control of appliances are an interesting example of the services potential of SIP: Far more than just telephony !

Telcordia proposal

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Work Ahead

Commercial IP communications require:

• Global Internet (chargeable) QoS or enough

bandwidth

• AAA for multi-business models

• Standard clearinghouse protocols and payments