D100 Voice Transcoding Product Introduction August 2010

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

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

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

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

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 SIP OK. I will broker the call on both ends 4 4

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

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

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

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

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

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

Ordering and Pricing Information 5/2/2015 © 2010 Sangoma Confidential13 SKUBus typeDescriptionList Price D PCI30 session voice transcoding card$750 D EPCI Express30 session voice transcoding card$750 D PCI60 session voice transcoding card$875 D EPCI Express60 session voice transcoding card$875 D PCI120 session voice transcoding card$1130 D EPCI Express120 session voice transcoding card$1130 D PCI240 session voice transcoding card$1640 D EPCI Express240 session voice transcoding card$1640 D PCI480 session voice transcoding card$2320 D EPCI 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)

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

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