4. New mobility related media flags introduced in 2013 What happens when scenarios Scenario # 1 User cannot place a voice call Scenario # 2 User cannot connect an audio call Scenario # 3 Wife complaining video call connecting with audio only Scenario # 4 Mobile user successfully calling a PSTN number Scenario # 5 Mobile user calling another Lync user, call goes to UM Online Scenario # 6 Mobile user calling a Remote Lync User Limitations with 2013 Mobility Media Q&A

8. Mobile Client Require Wi-Fi for VoIP Require Wi-Fi for Video

9. RequireWIFIForIPAudio RequireWIFIForIPVideo

10. RequireWIFIForIPAudioRequireWIFIForIPVideo

11. RequireWIFIForIPAudioRequireWIFIForIPVideo

12. RequireWIFIForIPAudioRequireWIFIForIPVideo

13. RequireWIFIForIPAudioRequireWIFIForIPVideo

16. CNetworkMonitor.cpp/85:Network Monitor Information: AirPlane Mode: Off, NetworkConnectionAvailable = Available, Network Connection: WiFi CNetworkMonitor.cpp/85:Network Monitor Information: AirPlane Mode: Off, NetworkConnectionAvailable = Available, Network Connection: CellularDataNetwork CNetworkMonitor.cpp/85:Network Monitor Information: AirPlane Mode: On, NetworkConnectionAvailable = Unavailable, Network Connection: None

17. CNetworkMonitor.cpp/85:Network Monitor Information: AirPlane Mode: Off, NetworkConnectionAvailable = Available, Network Connection: WiFi CNetworkMonitor.cpp/85:Network Monitor Information: AirPlane Mode: Off, NetworkConnectionAvailable = Available, Network Connection: CellularDataNetwork

20. Symptom User cannot place a voice call

21. MobileUCWAFEEdge/MS/LyncDesktop/UCWA

22. Logs Analysis

23. MobileUCWAFEEdge/MS/LyncDesktop/UCWA

24. CAlertReporter.cpp/64:Alert received! Category 6, Type 700, level 0, error E_VoiceGenericError (E3-11-21), context '', hasAction=false..\..\..\ucmp\applicationLayer\objectModel\private\CUcmpA udioVideoModality.cpp/748:CUcmpAudioVideoModality::ini tializeMediaCall() failed! Error E_Unexpected (E0-0-11)..\..\..\ucmp\applicationLayer\objectModel\private\CUcmpA udioVideoModality.cpp/337:IMediaPlatformWrapper::initiat eMediaCall() failed with error E_Unexpected (E0-0-11)

27. Symptom User cannot connect an audio call

28. MobileUCWAFEEdge Polycoms Edge HDX8000

29. Mobile client log analysis Demo

30. MobileUCWAFEEdge Polycoms Edge HDX8000

31. Edge Server log analysis Demo (outgoing INVITE)

32. 10.232.128.223 166.137.94.218 209.216.6.126

33. Edge Server log analysis Demo (incoming 200OK)

34. 10.232.128.223 166.137.94.218 209.216.6.126 172.31.37.50

35. Lync DesktopEdgeFEEdge Polycoms Edge HDX8000 Same user can connect from Lync desktop

36. Demo (outgoing INVITE)

37. 12.236.71.146 209.216.6.126 10.1.206.79

38. Edge Server log analysis Demo (incoming 200OK)

39. 12.236.71.146 209.216.6.126 10.1.206.79 Host 172.31.37.50 Relay 140.242.65.13 X

40. Edge Server log analysis Demo (final INVITE and 200OK)

41. Comparison -Both INVITEs are similar in terms of candidates -Different codecs offered but there is no 415 or 488 SIP response code -Mobile client doesnt offer -Content-Disposition: session; handling=optional; ms-proxy- 2007fallback Summary - Polycom and PG looking into this for Video interop

43. Symptom Wife complaining video call connecting with audio only

45. Lync DesktopEdgeFEUCWA Lync Mobile

46. Edge Server log analysis Demo (for signaling)

47. Signaling Lync DesktopEdgeFE UCWA Lync Mobile PNCH/WP PNS WPNotification

48. Edge Server log analysis Demo (for media)

49. Media Lync Desktop Edge FEUCWALync MobilePNCH/WP PNS NATCellular NAT

51. Call Flow Mobile user successfully calling a PSTN number

52. Signaling Lync MobileUCWAFE Mediation SIP Trunk/PSTN 1-800United1

53. Logs demo (Signaling & Media) Lync server logs and mediation server network capture

54. 12.236.71.146 209.216.6.126 10.1.206.79 Wi-Fi NAT – Server Reflex Edge Server – Relay (TURN) 10.0.1.73 Mediation Server 10.0.0.55 SIP Trunk

55. 12.236.71.146 209.216.6.126 10.1.206.79 Wi-Fi NAT – Server Reflex Edge Server – Relay (TURN) External NIC 10.0.1.73 Mediation Server Internal NIC 10.0.0.55 SIP Trunk External NIC 10.0.1.254 NAT Internal NIC 10.0.0.89 Media Flow

57. Call Flow Mobile user calling another Lync user, call goes to UM Online

58. Signaling Lync MobileUCWAFE Edge Remote Lync User UM Online

59. Logs demo (Signaling & Media) Lync server and Edge server logs

60. 70.102.70.79 209.216.6.126 10.0.1.63 Wi-Fi NAT – Server Reflex Mobile Users Edge Server – Relay (TURN) LAN 10.0.4.251 NAT – Server Reflex 70.102.70.79

61. 209.216.6.126 10.255.97.41 Wi-Fi NAT – Server Reflex Mobile Users Edge Server – Relay (TURN) EDGE (SIP) 10.0.1.63 207.46.5.80 NAT – Server Reflex 10.27.46.15 UM Online Office 365 LAN

62. 70.102.70.79 209.216.6.126 10.255.97.41 Wi-Fi NAT – Server Reflex Mobile Users Edge Server – Relay (TURN) EDGE (SIP) 10.0.1.63 207.46.5.80 NAT – Server Reflex 10.27.46.15 UM Online Office 365 LAN X X

64. Scenario Proof-of-Concept Evaluating Lync Mobile Wireless Network on a different VLAN Restricted Access Policies & Routing to the Production Network Using Split Brain DNS Unable to establish calls with a Remote Lync Client outside of the Corporate Network Direct Peer-to-Peer between the Corporate Network & Public Network is prohibited between Endpoint devices

65. Signaling Lync MobileUCWAFE Access Edge Remote Lync Client

67. Analysis Mobile Device at the wireless VLAN attempt to route the traffic via the Access Edge Server Access Edge indicates that the Media Stream couldnt be established after an INVITE is being made

68. Analysis Lync Client Log UCCP Log

69. Analysis Lync Mobile

71. User is mobile as against being in a office (Lync Desktop scenario) Changing networks LFE Item 2126