PresentsPresents

H.323 Forum 2002H.323 Forum 2002

Voice over InternetVoice over Internet

Presented by Galeal Zino

ITXC Corp

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Internet telephony using H.323 - a carrier’s perspectiveInternet telephony using H.323 - a carrier’s perspective

• Case study of an H.323 based network - ITXC.netSM

• The current H.323 + Voice + Internet equation

• The future H.323 + Voice + Internet equation

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

H.323 Network Case Study - ITXC.netH.323 Network Case Study - ITXC.netSMSM

• ITXC is the largest US-based dedicated wholesale carrier of international phone calls. Based on international minutes, ITXC ranks among top the 20 carriers of any kind in the world.

• Every VoIP minute has been carried using H.323

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Voice quality on H.323 based network Voice quality on H.323 based network iBasis

ITXC

AT&T

MCI WorldCom

Source

7.276.54

6.67

6.45

5.50 6.00 6.50 7.00 7.50 8.00

Voice Quality Score

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

ITXC Minute and Revenue GrowthITXC Minute and Revenue Growth

($ in millions)

0

100

200

300

400

500

600

Q199

Q299

Q399

Q499

Q100

Q200

Q300

Q400

Q101

Q201

Q301

Q401

Q102

(MOU in millions)

0

10

20

30

40

50

60

Q199

Q299

Q399

Q499

Q100

Q200

Q300

Q400

Q101

Q201

Q301

Q401

Q102

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Network Growth FactorsNetwork Growth Factors

• H.323 vendor interoperability– ITXC.net is vendor agnostic

– Interop has enabled ITXC’s exponential minutes and revenue growth

– Interop is a key to ITXC’s BVR™ technology

• Internet Economics

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

6 PoPs6 PoPs 6 cities with an E1 to each of the others. 15 E1s. $373,200 per month

77 PoPsPoPs7 cities each with E1 to each of the others. 21 E1s$511,200 a month

Fully Meshed TDM NetworkFully Meshed TDM Network

Sydney

Tokyo

New York

London

Los Angeles

Frankfurt

Based on actual and world composites figures from Band-X, 4/01

$138,00

0 to add

new PoP;

cost

increases

w/ each new

PoP

Amsterdam

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

6 PoPs6 PoPs 6 cities each with an 6 Mbps Internet

connection

$45,000a month

77 PoPsPoPs7 cities each with an 6 Mbps Internet

connection

$50,700 a month

Fully Meshed Internet-based Network Fully Meshed Internet-based Network

Sydney

Tokyo

New York

London

Los Angeles

Source: UUNet

Amsterdam

Frankfurt

ITXC.net

Only $5,700 to add an IP

PoP!

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Projected Internet Telephony TrafficProjected Internet Telephony Traffic

0

10

20

30

40

50

60

70

80

90

2000 2001 2002 2003

Billions of Minutes

Source: Piper Jaffray, Inc (2000)

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Network Dominance FactorsNetwork Dominance Factors

• H.323 Vendor Interop– 323 devices need to become modems and TDM switches!

– Carrier/vendor cooperation and commitment is only way this will happen

• Internet Economics• Win now in deregulating countries

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Case Study - Bolivia Case Study - Bolivia

• Local Bolivian carrier, COTAS, allowed by deregulation to become a domestic and international long distance carrier

• COTAS outsources domestic and international network to ITXC

• Network built in less than one month, in time for day of deregulation

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Santa Cruz market shareSanta Cruz market share60 days after deregulation60 days after deregulation

8%

56%

36%

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

ENTEL

COTAS

AES

Estimated results as of January 25, 2002

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

Bolivian Post Dial Delay Bolivian Post Dial Delay

Average PDD to the

Top 10 Destinations

ITXC

Entel

AES

# of

Sec

onds

Average PDD to the

United States

ITXC

Entel

AES

# of

Sec

onds

ITXC averaged

25% faster

ITXC averaged

67% faster

Cotas-Teledata (ITXC) vs. Competitors

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

SummarySummary

• H.323 has enabled IP telephony carriers to be among to carriers of any kind in the world

• H.323 standards based interop is THE way that Internet telephony will WIN

• ITXC looks forward to working with you to make this happen

H.323 Forum – November 2002 – New York, NY, USA

Sponsored in part by:

ITXC WorldwideITXC WorldwideATHENS+30.10.894.6464

DUBAI+971.4.391.0130

MIAMI, FL+1.305.443.9444

LONDON+44.207.872.5623

MANILA+63.917.539.6796

PRINCETON, NJ+1.609.750.3333

SINGAPORE +65.6838.5298