1. D100 Voice Transcoding Product Introduction August 2010

2. What is Transcoding? Existing Solutions Sangoma Solution – D100 Transcoding Card Architecture Ordering and Pricing Closing Contents 5/2/2015 © 2010 Sangoma Confidential2

3. To save bandwidth, VoIP Network engineers sometimes compress the voice signal This is done using CODECs –Codecs are algorithms to compress voice signal –Sometimes called Vocoding Voice Codecs: –G.711, G.729, AMR, G.726, iLBC, etc. –Most common in use in wired world are: G.711 (64kbps) G.729 (8 kbps) What is Transcoding? 5/2/2015 © 2010 Sangoma Confidential3

4. End-points advertise their capabilities in the protocols (such as SIP) Call set-up in VoIP 5/2/2015 © 2010 Sangoma Confidential4 I’m calling you. I can do G.711 I can do G.711 and G.729 Let’s go ahead with G.711 SIP Voice Call

5. SIP Voice Call Call cannot be established - no common denominator Need for a middleman to translate – Transcoding! Sometimes, there is a mismatch 5/2/2015 © 2010 Sangoma Confidential5 I’m calling you. I can do G.711 I can do G.729 only SIP Call Dropped

6. Transcoding 5/2/2015 © 2010 Sangoma Confidential6 Voice Call I’m calling the phone on the other side I can do G.711 I can do G.729 only SIP I have a call for you What do you support? Voice Call 1 1 2 2 3 3 SIP OK. I will broker the call on both ends 4 4

7. Software based –Vocoding is CPU intensive –Call only accommodate low port counts Hardware based –Solutions available for up to 120 channels Not available for lower densities –Solutions available for up to 480 channels Large boards, does not integrate well with Sangoma boards in same server Existing Solutions 5/2/2015 © 2010 Sangoma Confidential7

8. Sangoma Solution – D100 Cards (1 of 2) PCI and PCIe From 30 to 480 transcoding sessions on a single board! Works with Asterisk ® and FreeSWITCH ® Simple API for application integration Can be integrated or on separate dedicated server 5/2/2015 © 2010 Sangoma Confidential8

9. Sangoma Solution – D100 Cards (2 of 2) Small Footprint –Includes low profile bracket for 2U chassis –PCI:121 mm x 63.5 mm –PCIe: 94 mm x 63.5 mm Codecs Supported: –G.711, G.722, G.722.1, G.726, G.729AB, GSM- FR, GSM-EFR, AMR, AMR-WB (G.722.2), iLBC, L8 (Linear 8K), L16 (Linear 16K) 5/2/2015 © 2010 Sangoma Confidential9

10. Sample App: Call Center, large pool of local and remote agents 5/2/2015 © 2010 Sangoma Confidential10 PSTN LAN G.711 T1/E1 Call Center App Computer Server D100 Transcoding A108 T1/E1 WAN G.729 Local Agents Remote Agents Integrated

11. Sample App: Call Center, large pool of local and remote agents 5/2/2015 © 2010 Sangoma Confidential11 Computer Server D100 Transcoding PSTN T1/E1 Call Center App WAN G.729 Remote Agents LAN G.711 Local Agents Dedicated Server

12. Sample App: Network Peering 5/2/2015 © 2010 Sangoma Confidential12 SS7 GW G.729 Network G.711 Network Dedicated Server with several D100 to support 1000s of ports Transcoding Server

13. Ordering and Pricing Information 5/2/2015 © 2010 Sangoma Confidential13 SKUBus typeDescriptionList Price D100-030PCI30 session voice transcoding card$750 D100-030EPCI Express30 session voice transcoding card$750 D100-060PCI60 session voice transcoding card$875 D100-060EPCI Express60 session voice transcoding card$875 D100-120PCI120 session voice transcoding card$1130 D100-120EPCI Express120 session voice transcoding card$1130 D100-240PCI240 session voice transcoding card$1640 D100-240EPCI Express240 session voice transcoding card$1640 D100-480PCI480 session voice transcoding card$2320 D100-480EPCI Express480 session voice transcoding card$2320 Capacity upgrades not available in the field Total port capacity rated for G.711 to G.729. Totals vary on call mix All codecs indemnified (except for AMR)

14. For more information: Sangoma.com 5/2/2015 © 2010 Sangoma Confidential14 Wiki.sangoma.com

15. Thank you! sales@sangoma.com +1.905.474.1990