2. January 23-26, 2007 Ft. Lauderdale, Florida VoIP Conversation Recording Methods and Applications Andrew Blakely

3. January 23-26, 2007 Ft. Lauderdale, Florida TelStrat develops, manufactures and globally distributes high quality, innovative communication products that support telephony, data networking and video delivery solutions: Global Solutions to Nortel Under OEM Agreement CallParrot Conversation Recording Access Network Equipment for xLECs About TelStrat

4. January 23-26, 2007 Ft. Lauderdale, Florida Trunk-Side Recording PSTN LAN/WAN/VPN Voice Gateway Trunks Voice Recording Server VoIP Call Processing ACD, IVR, Other Applications VoIP Endpoints Voice Recording Search and Play, Admin. Recorded Audio

5. January 23-26, 2007 Ft. Lauderdale, Florida CONSIDERATIONS: Records Calls Occurring Over Trunks Only Limited Information for Search-N-Play No DN/Extension, or ACD Agent ID Information Records On-Hold Source (e.g. Music, announcement) No Station-to-Station/Peer-to-Peer Recording Trunk-Side Recording Records the External Perspective Trunk-Side Recording

6. January 23-26, 2007 Ft. Lauderdale, Florida Trunk-Side Recording - CTI PSTN LAN/WAN/VPN Voice Gateway Trunks Voice Recording Server ACD, IVR, Other Applications VoIP Call Processing VoIP Endpoints Voice Recording Search and Play, Admin. Recorded Audio CTI/TAPI Comm.

7. January 23-26, 2007 Ft. Lauderdale, Florida CONSIDERATIONS: Records Calls Occurring Over Trunks Only Ability for Additional Information for Search-N-Play DN/Extension, or ACD Agent ID Information Records On-Hold Source (e.g. Music, announcement) No Station-to-Station/Peer-to-Peer Recording Trunk-Side Recording Records the External Perspective Trunk-Side Recording - CTI

8. January 23-26, 2007 Ft. Lauderdale, Florida Network Sniffing Port-Mirror/SPAN Port Mirror/SPAN: Connecting to one network connection (e.g. Ethernet) and receiving duplicate Inbound and/or Outbound data from another network connection(s).

9. January 23-26, 2007 Ft. Lauderdale, Florida Destination SPAN Port Source SPAN Ports Line-Side Port Mirror/SPAN VoIP Call Processing Voice Recording Server Port Mirror/SPAN - Dependant on Compatible Network Equipment Port Mirror/SPAN: Duplicate Data from Same Ethernet Switch PSTN Voice Gateway Trunks Line-Side Port Mirror/SPAN Records the Internal Perspective

10. January 23-26, 2007 Ft. Lauderdale, Florida Line-Side Remote SPAN Destination SPAN Port Source SPAN Ports VoIP Call Processing Voice Recording Server Remote SPAN - Dependant on Compatible Network Equipment Remote SPAN: Duplicate Data from Downstream Ethernet Switch(s) PSTN Voice Gateway Trunks Line-Side Remote SPAN Records the Internal Perspective

11. January 23-26, 2007 Ft. Lauderdale, Florida Line-Side VLAN SPAN Destination SPAN Port Source SPAN Ports VoIP Call Processing Voice Recording Server VLAN SPAN - Dependant on Compatible Network Equipment VLAN SPAN: Duplicate Data from Voice (Recording) VLAN PSTN Voice Gateway Trunks Source SPAN Ports Recording VLAN Line-Side VLAN SPAN Records the Internal Perspective

12. January 23-26, 2007 Ft. Lauderdale, Florida Port Mirror/SPAN Core & Edge Core (Gateway): Receiving duplicate Inbound and/or Outbound data between Gateway and First Network Connection. Edge (Endpoint): Receiving duplicate Inbound and/or Outbound data between Endpoint and First Network Connection.

13. January 23-26, 2007 Ft. Lauderdale, Florida Port Mirror/SPAN Core (Gateway) Duplicate Data between Gateway and First Network Connection Destination SPAN Port VoIP Call Processing Voice Recording Server PSTN Voice Gateway Trunks Core SPAN Link

14. January 23-26, 2007 Ft. Lauderdale, Florida Core SPAN Link Port Mirror/SPAN Core (Gateway) CONSIDERATIONS: Network Equipment MUST be Port Mirror/SPAN Compatible No Station-to-Station/Peer-to-Peer Recording of calls between IP Phones Behind Same Gateway when Using Direct Media Path Direct Media Path (VoIP RTP) Signaling (Call Setup) No VoIP RTP Received for Audio Recording Voice Recording Server

15. January 23-26, 2007 Ft. Lauderdale, Florida Port Mirror/SPAN Core (Gateway) CONSIDERATIONS: Remove Voice Recording Traffic IMMEDIATELY (ASAP) from Data Network Voice Recording Server Core SPAN Link Voice VLAN Separate Physical/Virtual Network

16. January 23-26, 2007 Ft. Lauderdale, Florida Port Mirror/SPAN Edge (Endpoint) VoIP Call Processing Voice Recording Server PSTN Voice Gateway Trunks Duplicate Data between Endpoint and First Network Connection Edge SPAN Link

17. January 23-26, 2007 Ft. Lauderdale, Florida CONSIDERATIONS: Network Equipment MUST be Port Mirror/SPAN Compatible May Need To Aggregate Mirror/SPAN Ports Port Mirror/SPAN Edge (Endpoint) Voice Recording Server Edge SPAN Link Edge SPAN Links

18. January 23-26, 2007 Ft. Lauderdale, Florida Port Mirror/SPAN Edge (Endpoint) CONSIDERATIONS: Port Mirror/SPAN to PORT also duplicates other data devices connected to same PORT Voice Recording Server Edge SPAN Link Separate Physical/Virtual Network Voice (Phone) and Data (PC) Traffic

19. January 23-26, 2007 Ft. Lauderdale, Florida Port Mirror/SPAN Edge (Endpoint) CONSIDERATIONS: Remove Voice Recording Traffic IMMEDIATELY (ASAP) from Data Network Voice Recording Server Edge SPAN Link Separate Physical/Virtual Network Voice VLAN

20. January 23-26, 2007 Ft. Lauderdale, Florida Duplicate Media Stream VoIP Call Processing Voice Recording Server PSTN Voice Gateway Trunks Duplicate VoIP Stream Duplicate Voice Data (RTP) from Phone to Endpoint (Voice Recording Server)

21. January 23-26, 2007 Ft. Lauderdale, Florida Duplicate Media Stream CONSIDERATIONS: Patented by TelStrat Requires Compatible Endpoints/Call Processing Systems Data Network Equipment does NOT need to be Port Mirror/SPAN Compatible (e.g. Routers, Ethernet Switches) Records Peer-to-Peer VoIP Calls for Phones behind same Gateway

22. January 23-26, 2007 Ft. Lauderdale, Florida Duplicate Media Stream CONSIDERATIONS: Efficient - Only Duplicates Voice Data (RTP) Voice Recording Server Separate Physical/Virtual Network Voice Data (RTP) Only Duplicate VoIP Stream

23. January 23-26, 2007 Ft. Lauderdale, Florida Duplicate Media Stream CONSIDERATIONS: Remove Voice Recording Traffic IMMEDIATELY (ASAP) from Data Network Voice Recording Server Duplicate VoIP Stream Separate Physical/Virtual Network Voice VLAN

24. January 23-26, 2007 Ft. Lauderdale, Florida Thank You! Questions?