1. IP Network Transformation Telecom Cambodia [as part of the C5 + DSL upgrade] Cambodia May 2010 CS&SP

2. All Rights Reserved © Alcatel-Lucent 2007, XXXXX Optical Transport 1696 MS Alcatel-Lucent Triple Play Service Delivery Architecture (TPSDA) - End-to-End Infrastructure Solution Integrated Subscriber, Service and Network Management Optical Core BSAN broadband service access node ISAM Family Personalized IPTV Broadband Internet Services IP/MPLS IP Communications Copper, fiber RG residential gateway Digital Home BSA broadband service aggregator 7450 ESS BSR broadband service router 7750 SR in the Multi- Service Core 5750 SSC Centralized Policy Management Service Router Portfolio High Availability – Queuing – Flexible Forwarding Services Orientation – OA&M – Management Unlike HSI networks, which tunnel traffic between the edge and the subscriber, TPSDA uses every part of the network to deliver and enforce policy. This adds significant sophistication to subscriber management and provides a cost-effective and highly scalable triple play solution. Subscriber, Service and Application Policy Enforcement Distributed

3. All Rights Reserved © Alcatel-Lucent 2007, XXXXX NGN-Camnet and BS Connection - Current Firewall ODFODF ODFODF CAMNET Router SFP Fiber Bayon Station Angkor Station SFP Billing System RJ45 Camnet MGC-8 7510 MG Cisco 3750 ACME SBC OMC-P ACME SBC Other Cambodia ISPs and Mobile Operators Cisco 3560 SW 7510 MG

4. All Rights Reserved © Alcatel-Lucent 2007, XXXXX NGN-Camnet and BS Connections –7750 in Angkor Firewall ODFODF ODFODF 7750 SR-7 Broadband Aggregation L3 & Router (BRAS capable) CAMNET Router SFP Fiber Angkor Station SFP RJ45 Billing System RJ45 7750 SR-7 Other Cambodia ISPs and Mobile Operators MGC-8 7510 MG Cisco 3750 ACME SBC OMC-P ACME SBC Cisco 3560 SW Bayon Station 7510 MG DSL Subs PP 5 locations @(72 POTS + 72 POTS+DSL) Siem Reap Kampong Cham @(504POTS + 504POTS+DSL) See next slide for connectivity requirement ICS (4 FE) + MRF (6 FE)

5. All Rights Reserved © Alcatel-Lucent 2007, XXXXX DSL connectivity requirements

6. All Rights Reserved © Alcatel-Lucent 2007, XXXXX Summary 1.ICS, MRF connectivity  4 FE ports for ICS and  6 FE ports on MRF 2.Scalability  Add new nodes to core (7510 MG, other app servers) – should start looking at 7450 ESS  Add new access subscribers (DSL) – on 7750 SR: current provided is 14 Optical GE and 2 electrical GE

7. All Rights Reserved © Alcatel-Lucent 2007, XXXXX NGN-Camnet and BS Connection – Future (when # of DSL nodes get too big) Firewall ODFODF ODFODF Broadband Service Router (BRAS capable) SFP Fiber Angkor Station SFP RJ45 Billing System RJ45 7750 SR-7 Other Cambodia ISPs and Mobile Operators MGC-8 7510 MG Cisco 3750 ACME SBC OMC-P ACME SBC Cisco 3560 SW Bayon Station 7510 MG DSL Subs PP 5 locations @(72 POTS + 72 POTS+DSL) Siem Reap Kampong Cham @(504POTS + 504POTS+DSL) + MORE DSL subs in future 7450 ESS Broadband Aggregation ICS (4 FE) + MRF (6 FE)

8. All Rights Reserved © Alcatel-Lucent 2007, XXXXX www.alcatel-lucent.com