1. Slide title minimum 48 pt Slide subtitle minimum 30 pt MHL 3000 DWDM SOLUTION COMMERCIAL PRESENTATION

2. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 2 Outline ›Optical Requirements ›MHL 3000 key strengths ›High data rate eg 40G, 100G ›ROADM for all Optical switch ›Reliability & Energy Efficiency ›ASON/WSON control plane ›Success stories ›Summary

3. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 3 ›Single platform for any networks applications ›Scalability of adding traffic rate 2.5G,10G,40G, 100G over installed base infrastructure ›adding GbE,FC,Video ›..and Ethernet aggregation ›Service flexibility ›Fast service provisioning ›Flexible wavelength upgrade ›Flexible node upgrade for any network topology ›Mix 100GHz & 50GHz ›Mix technologies MSPP, Ethernet ›Traffic control and separation ›Full QoS ›“Protections”: “Restorations”: ›Control plane ASON/WSON Planning tool with full reliability ›Low power consumption ›Small footprint ›High density ›Integrated solution eg Photonic integration with zero traffic impact ›Optimized CAPEX ›OPEX simplicity ›Automatic solution ›Minimum troubleshooting ›Simplified planning ›Easy commissioning ›Minimum regeneration cost ›Low skill required Scalability Flexibility Reliability Green environment Lowest TCO Optical requirements For building cost effective and flexible transport infrastructures

4. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 4 MHL 3000 family Edge C/DWDM Passive Metro Metro C/DWDM Passive Metro DWDM OADM Metro DWDM ROADM Core Multi-reach Core DWDM Extended Single Span Passive Filters Flexible 2.5G Xponder Effective 10G Trans/ Muxponde r OTN CLE ROADM Colorless 40G/ 100G ASON / WSON Raman 40ch OADM

5. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 5 Ericsson’s optical leading technology World firsts (MHL 3000 / SmartPhotoniX) ›Full band transponder tuneability ›High capacity system @ 10G on G.653 fibre, using L-Band (SmartPhotoniX) ›ROADM available since year 2000 ›Un-regenerated 3000 km link (2001) ›Full G.709 OTN support for in field deployments (2003) ›40G field trial over 600 km (2003) ›40G in-service over 1000 km link (2006) ›100G field trial over 1200 km (2008) Technical innovations (MHL 3000) ›Extended single hop sub-marine / terrestrial capability: 380 km ›In-service Multi-direction 80chs WSS with high volume deployment, LCOS and MEMs ›40G transmission on 1650 km on European currier MHL 3000 continues technology leadership and innovation

6. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 6 High Value Scalability ›Single solution for Edge, Metro and Core networks ›In traffic upgrade from ring to mesh @2.5G, 10G, 40G, 100G ready ›Invest when needed with minimum TCO - 3.2Tb/s capacity Full Flexibility ›Modularity for optimum Node configuration ›Agile Optical routing and switching: ROADM/WSS ›Multi-service provisioning: Video, TDM, ODU, Data, SAN Easy Manageability ›Simplifying network planning and deployment ›End-to-end network controlled and monitoring: full G.709 OTN ›Automatic service provisioning – zero intervention with best QoS Best value Reliability ›Protection: 1+1 OSNCP, line protection ›Restoration: green and safe-OSNCP 99,999% availability ›ASON/WSON for network efficiency MHL 3000 key strengths

7. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 7 High value scalability High density Low footprint Min cost per service MHL 3000 CWDM DWDM CWDM 40 ch x10G 8 x 2.5G / 10G CWDM 8ch x2.5G Scalable solution & in service upgrade to 46 wavelengths @ 2.5G, 10G Metro C/DWDM Passive Metro DWDM OADM Metro DWDM ROADM 50% Ericsson Other vendors Phase 1 Upgrade TCO Best value TCO across the full lifecycle Remote re-configurability Plug and play Cost effective solution for Edge/Metro & regional DWDM reach DWDM

8. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 8 Scalable Core Network 7000 km services / 7 European countries PAN European Network Multi-Reach Core DWDM ›Single platform for wide services: 3.2Tb/s ›Efficient mixing 2.5G, 10G, 40G transport ›Minimum regeneration at any bit rate ›In service upgrade:, ROADM ›Optimized TCO with high network reliability Flexible and agile core network infrastructures Extended Single Span ›Longest submarine single span, 72dB ›In service: Vodafone, Exelcomindo, Angola Basslink

9. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 9 In traffic upgrade 2.5G, 10G, … 40G Optimised Traffic interfaces Transponder Muxponder Data-Muxponder 2.5G Xponder 2.5G OTN CLE 10G Transp /dual 10G TDM/Data Muxpon ›Multirate Transponders with softare configurable, simplifying planning and saving spares ›Dual 10G transponders for CAPEX saving ›Optimized 10G sevrices with bandwidth efficiency. Options of 10G TDM muxponder (4x STM-16/OC-48), 10G data muxponders (8x GE/FC) Mixing different services, highly configurable 3 for 1 10G Multirate transponder for any services Flexible module and full band tunable 2.5G Multiservices solution Regeneration saving Compact & dense node

10. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 10 40G/100G high speed connectivity ›Router-to-router connectivity to improve the use of bandwidth ›Bandwidth capacity increase ›High speed interfaces for network efficiency ›10G system and network compatibility –Reach, ROADM ›Saving on TCO –Energy efficiency –Space density/ common part –Fibre optical cable –Spare management –Better spectral efficiency 40G, 100G needed to keep pace with bandwidth growth High speed transmission

11. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 11 MHL 3000 40G transmission Flexible solution for any fiber type Network Price Single 40G Technology 30% 40G Technology mix MetroCore Modular portfolio for best fit Core 40G RZ DQPSK Metro, Core 40G DPSK ›Good fiber ›Low cost ›50/100 GHz wavelength grid ›Full C-band tuneability ›Tunable DC 40G RZ DQPSK ›Bad fiber ›Strong PMD tolerance ›50/100 GHz wavelength grid ›Full C-band tuneability ›Tunable DC Optimized performances and CAPEx by mixing technologies

12. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 12 ›4xSTM-64/OC-192/10GbE WAN/LAN ›NRZ DPSK and RZ-DQPSK options ›Full band tuneable (50GHz grid) optics ›Pluggable client XFP ›G.709 OTN features & management ›Integrated Network Management ›Better fibre utilization 40G traffic aggregation with NRZ-DPSK and RZ-DQPSK Options 40G Muxponders DWDM network STM-64/OC-192 STM-64/10GbE 40G Muxponder STM-64/10GbE Timeline of 40G econimics versus 10G TCO 44% 200920112010 40G Muxponder 4x10G trp 20% Network example of TCO with 40G solution focusing on benefits of 32% ›Network elements ›Fibre ›Roll-out ›Energy ›Operational and maintenance 40G solutions for effective 10G services

13. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 13 Traffic flexibility 2.5G, 10G, 40G, 100G interfaces Data: GE, FC Data muxponder: 2x GE/FC, 8x GE/FC Services 2.5G, 10G, 40G, 100G @ Metro, Core 100GHz & 50GHz WDM line: transponders’ option NRZ, RZ, DPSK, RZ-DQPSK TDM muxponders’ options 4x STM-1/4, 4x STM-16, 4x STM-64/10GE 40G inverse muxponders STM- 256 (4x 10G) Traffic interfaces options to support any services at right cost DATA SERVICES TDM SERVICES

14. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 14 China Telecom: BREAK in CHINA MARKET with 40G Business Strategy ›Network evolution and network transformation integrating fixed and mobile infrastructures Transformation scope ›Massive growth in Internet traffic drives Next generation Network deployment Ericsson contribution ›WDM with 40G NRZ DPSK over 900 km ›Multidirection ROADM architecture (WSS) ›Fully loaded system ›System scalability and manageability ›Standard interfaces for end to end interoperability and inter-working test with competition ›Trail over 1200km with 80 chs (12x22dB) Metro/ Core DWDM WSS 40chs 10G 40G 10G 40G 900/1200 km, multi hop WSS Fully compliant with customer demand and best technical performances in real deployment Outstanding 40G performances in China market

15. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 15 100G Field Trial OVER existing optical platform (T-COM) › Successful transmission of a 112Gb/s signal over 633km DWDM link in the Deutsche Telekom network ›112 Gb/s PM-RZ-DQPSK format with record speed polarization tracking › MHL 3000 system over 7 spans of standard fiber › Pass through of 2x ROADM and 2x OADM (50GHz) MultiReach Core DWDM DIFFERENTIATION ›112G standard complaint ›Full 10G compatible system ›Integrated solution 112Gb/s Evolving on technology, from 40G to 100G. Not a revolution, but continuous network evolution Terminal South LineAmplifierFixed OADM 95 km 80 km ROADM / WSS 95 km 100 G + 10 G Terminal

16. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 16 100G Field Trial with coherent receiver in Telefonica MultiReach Core DWDM Evolving 100G with coherent receiver for MHL 3000 Dual Polarization reduces baud rate QPSK double bit rate per symbol Coherent Detection Improves SNR, easy planning, no PMD/CD issue 100G DP QPSK with coherent receiver >2300km w Raman ›Field trial with 100G over existing fibre over 1000+ km, with MHL 3000 equipment in the Telefonica Spain network ›112 Gb/s DP-QPSK 28GBD with coherent receiver › 40 channels @10G with 100G signal › Pass through of 4x ROADM and 2x OADM (50GHz)

17. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 17 Field proved multi-directional ROADM Amsterdam Milan Marseilles Paris Frankfurt London Regional & Core DWDM Network PAN European Network Regional & Core DWDM Network TI Sparkle  World first deployment of ROADM in 2001 – PMA32 (more than 250 deployed)  Large installed MHL 3000 ROADM  More than 200 first generation ROADM, blocker based, 3 ways  More than 600 Multi-directional ROADM, WSS based, 100GHz and 50GHz Widely deployed ROADM/WSS with MHL 3000

18. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 18 Metro WDM: Multi-direction ROADM and Dual 10Gtransponder 1.6kW 1.2kW Single 10G trp Dual 10G trp 9 wavelength 40 33% 32% Multidirection ROADM OADM CAPEx ROADM ›Flexibility ›Auto Leveling 10G Dual trp ›Low CAPEX ›Optimum density ›Reduced power consumption MHL 3000 ROADM Network CAPEX SavingPower Consumption Saving + MHL 3000 ROADM enables 40% TCO saving

19. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 19 Full network flexibility with ROADM Agile Optical Routing & Switching 2-ways ROADM multi-ways ROADM ›Scalable multi-degree nodes ›In service wavelength provisioning and protection ›2-way Ring-based ›Scalable multi-direction – up to 9- directions,50GHz – up to 8-directions, 100GHz ring interconnect, mesh network ›Full bandwidth access ›Line Capacity –1.6Tb/s Metro, 3.2Tb/s Core › Colorless: flexible wavelength assignment ›Directionless: flexible direction assignment ›Single node management In service network evolution Supports any network topology with simple provisioning

20. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 20 Line protection Network Protection OSNCP WSON/ASON ›Multiple failure recovery ›Resource sharing for CAPEx optimization ›5 9’s traffic availability ›Dedicated protection path ›Transponder protection ›50ms restoration time › Cost effective solution › Metro applications › Resilient line path Protection and restoration: a service differentiation suite Low priority traffic High priority traffic Medium priority traffic at 10G and 40G Green restoration 40% CAPEX saving Best value reliability with QoS and guaranteed SLA Green restoration Safe OSNCP

21. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 21 Line 1 Line 2 Line 9 Multi Direction DirectionlessColorless Line 1 Colored Card sharing 1+1 OSNCP No protection Protection options Colorless selects wavelength at set-up and in case of congested route with wavelength translation Directionless removes preplanning, transponder not associated to a specific direction, enables switch of traffic. Network resilience application ASON/WSON Control Plane Colorless and directionless for high traffic availability

22. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 22 ASON/WSON Control plane ›Flexibility: –Wide spectrum of SLAs, with guaranteed QoS –Full relaible network for different business application ›Reliability: –Enable multiple fault survivability and full traffic availability 5 “9s” ›Scalability: –Optimize resources as network expands for new services –Mantaining the End to end service provisioning ›Efficiency: –Automatic planning, provisioning and monitoring of network –Removing manual intervention and human error –Remove operational staffs, and MTTF ›Cost effective solutions –Green restoration: transponder sharing (CAPEx saving) –Safe OSNCP: fast and double fault protection (OPEx saving) Multiple fault survivability End-to-end service Provisioning IP network connectivity Wholesale service WSON builds network reliability with multiples QoS options Control Plane Transport Plane

23. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 23 WSON application: Green Restoration ›Application Scenario: IP over DWDM –All-IP services with IP infrastructures ( IP/MPLS) –Fast reroute selecting alternative path –WSON complements Router’s traffic resileincy ›WSON Benefits as TCO –Highly resilient network –Multiple failures resiliency –Overcome recovery time of 50ms –OPEx saving :WSON acts as fibre repairs and delivers strong traffic availability: SLA of five 9s. Maximized MTTR, with reduced operation staff: >75% OPEx saving – CAPEX saving: Green restoration demands less transponder in the network WSON saves CAPEX and halves power consumption

24. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 24 WSON Application: Safe-OSNCP Application Scenario ›Safe-OSNCP – recovery scheme- increases the resiliency of the network assuring 50ms of switching speed also in case of double failures ›Carrier’s customers are connected to the WSON network either via a direct link or via an aggregation network ›Resiliency requirement are stringent (SLA of five9s) After the second failure detection traffic is switched on the recovery side of OSNCP. Former Protection is moved to reserved state Improved Layer 1 availability leads to better service quality WSON Benefit ›Safe-OSNCP provides multiple failure resiliency with low OPEX ›High traffic availability: SLA of five9s offers a low OPEX impact ›Maximized MTTR, with reduced operation staff: >75% OpEx saving

25. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 25 Optical PLANNER ›Bandwidth on demand ›Multiple failure survivability ›Network optimization as CAPEX (network resources) and OPEX (traffic availability) ›End to end service provisioning ›WDM transport with ASON/WSON control plane –Manage traffic on optimum routes with RWA ›SDH network upgrade on packet with ASTN/GMPLS control plane ›Efficient packet network with MPLS-TP connection oriented ›Full integration with Network Management ecosystem Higher ROI on expanding network and on new services PLAN BUILD MANTAIN

26. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 26 Optical Network Planner ›Simulate desired network configuration ›Full control of network inventory & BoM ›Configure networks with ASTN/GMPLS or with ASON/WSON control plane ›Monitor network resources, and level of occupancy ›Optimise network resources utilization without impact on network reliability ›Plan automatic routes in case of ROADM/WSS to guarantee SLA ›Full remote network control and SLA ›Performs optical restoration with –Green restoration, Safe OSNCP –Line protection, 1+1 OSNCP ›Capacity Planning ›Network simulation ›Network Availability ›Network Inventory ›Bill of Material ›Fault analysis ›Bottleneck analysis ›Power analysis

27. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 27 Why Ericsson is the right partner? Spain Telefonica network to enables xDSL services with IPTV connectivity MiddleEast Telecom Egypt, metro ring solution (ROADM/WSS) for enhance capacity Indonesia ExcelComindo longest submarine system (384km) US & Canada Contract with US federal South America Cable& Wireless International UK BT network based on Marconi footprint Cable & Wireless with Long haul solution Asia Pacific Chunghwa telecom Taiwan: ROADM/WSS depolyments Telecom Malaysia 10G China Mobile 10G China Telecom 40G Italy TI Core network. Wind CWDM/DWDM solution for backhauling network. Vodafone build a broadband access network Australia Full network infrastructure over SDH legacy with Telstra Scandinavan Telenor Germany T-Com 40G commercial deployed – rollout started Ethernet aggregation in custmer edge (OTN CLE) Pan European Network Core network with 40G Africa Angola Telecom 10G Wide installed base: More than 9000 DWDM NE in service

28. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 28 DWDM Summary MHL 3000 is modular and SCALABLE platform for any applications: Edge/Metro/Core network FLEXIBLE node configuration with ROADM/WSS, 2.5G xponder, 10G dual trans, 40G connectivity, 100G trial Network reliability with multiple options (protections and restorations) enhances QoS and customers base Planner & WSON optimizes resource utilization and traffic availability with optimum Total Cost of Ownership

29. Slide title minimum 32 pt (32 pt makes 2 rows Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt !"#$%&'()*+,-./0123456789:; ?@ABCDEFGHIJKLMNOPQRST UVWXYZ[\]^_`abcdefghijklmnopqrstuvwxy z{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍ ÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñ òóôõö÷øùúûüýþÿĀāĂăąĆćĊċČĎďĐđĒĖėĘęĚ ěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒœŔŕŖŗ ŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒȘșˆˇ˘ ˙˚˛˜˝ẀẁẃẄẅỲỳ–—‘’‚“”„†‡…‰‹›⁄€™−≤≥fifl ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚĞĞĠĠĢĢĪĪĮĮİĶĶĹ ĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞŞŢŢŤŤŪŪŮŮŰŰ ŲŲŴŴŶŶŹŹŻŻȘș ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊ ΰαβγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУ ФХЦЧШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏѢѢѲѲѴѴҐ Ґә ǽ ẀẁẂẃẄẅỲỳ№ Do not add objects or text in the footer area DWDM Commercial Presentation | Commercial in confidence | © Ericsson AB 2010 | 2010-05-05 | Page 29