Level 400 Johan Delimon MCM Lync Server MVP

Level 400 Johan Delimon MCM Lync Server / MVP Lync Server Ordina Belgium N. V. Johan. delimon@ordina. be @jdelimon Tommy Clarke MCSM Lync Server / MVP Lync Server Altitude 365 tommy. clarke@altitude 365. com @itommyclarke

Conferencing Protocol Conferencing Backend Conferencing Modalities Conferencing Lifecycle Conferencing Extra’s

Command add. Conference modify. Conference delete. Conference get. Conferencing Capabilities get. Conferences get. Encryption. Key get. Available. MCUTypes Notes Creating a conference Modify the details of an existing conference Delete an existing conference Get capabilities for use in a conference & available MCU types Get list of conferences created by an organizer Get a certificate from Focus Factory (for encryption) Get MCU Types activated in Pool

Command add. User delete. User modify. Endpoint. Media set. Lobby. Access modify. User. Roles modify. Conference. Lock Notes Connect a user to an MCU Remove a user from an MCU Start/Stop recording & Muting/Unmuting Admit users from the lobby into the conference Promote / Demote presenters Locking / Unlocking Conferences

Get-Cs. Windows. Service | Where-Object {$_. Name -like "*MCU*"}

IM

IM IM

IM IM Features Value Configured by Auto Start IM No NA IM can be Disabled Yes Meeting Setting when Scheduling or Q&A (*) IM Mute Single Participants during No NA Unless Q&A is turned on during meeting for Everyone IM Mute All Participants No NA Unless Q&A is turned on during meeting for Everyone or IM is disabled at scheduling time IM Only Meeting Yes Meeting Policy Disable Allow. IPAudio (or Multi select Users) Q&A Yes/No Policy / Meeting Setting Based on Policy “Allow. Qand. A” & Meeting Configuration (*) Lync 2013 Cumulative Update Oktober 2013 Notes

IM IM

Audio/Video

Audio/Video AV

Audio/Video AV Features Value Configured by Notes Auto Start Audio Yes NA Default configuration Audio can be Disabled Yes Conference Policy Set Allow. IPAudio to $False in Conferencing Policy Mute Single Participants during Yes Presenter Mute All Participants Yes Presenter During Meeting & Scheduling Audio Only Meeting Yes NA Disable IM, No. IPVideo, Set Enable. App. Desktop. Sharing to None Auto Start Video No NA Viewing will start automatically Video can be Disabled Yes Conference Policy Set Allow. IPVideo to $False in Meeting Options Conferencing Policy & Scheduling Block Video Mute Single Video Participants No NA Mute All Participants Yes Presenter During Meeting & Scheduling Video Only Meeting No NA Audio is always required

Setting Default Value Notes Allow. IPAudio True Enable Audio Conferencing (Organizer) Allow. IPVideo True Enable Video Conferencing (Organizer) Allow. Multi. View True Per Organizer Policy Enable. Multi. View. Join True Per User Level Policy Max. Video. Conference. Resolution VGA Deprecated Audio. Bit. Rate. Kb 200 Total. Receive. Video. Bit. Rate. Kb 50. 000 Kbps Receive BW per User Video. Bit. Rate. Kb 50. 000 Kbps Send BW per User Setting Default Value Allow. Anonymous. Users. To. Dial. Out False Allow. Non. Enterprise. Voice. Users. To. Dial. Out False Enable. Dial. In. Conferencing True Notes

G. 722 G. 711 SIREN G. 722/2

Filter Active Speakers Streams ENCODE G. 711 MIX SIREN G. 722 DECODE G. 722/2 Up to 5 Active Speakers SIREN G. 711 G. 722/2 CPU Cycles Send to all attendees

Payload type 0 3 4 8 9 or 117 13 111 112 114 115 116 117 118 Codec G. 711 µ-Law GSM 6. 10 G. 723. 1 G. 711 A-Law G. 722 Comfort Noise Siren G. 722. 1 RT Audio G. 726 G. 722 Comfort Noise Clock rate 8000 8000 16000 8000 16000 P-times 10, 20, 40, 60 30, 60, 90 10, 20, 40, 60 Not Applicable 20, 40, 60, 100, 200 20, 40, 60 20, 40, 60 Not Applicable RTP Packets (MSDN) http: //msdn. microsoft. com/en-us/library/dd 944715(v=office. 15). aspx Channels 1 1 1 2 1

Preference Order Wideband Narrowband m=audio 51819 RTP/AVP 117 114 104 9 112 111 0 8 116 115 103 97 13 118 101 a=rtpmap: 117 G 722/8000/2 Even though the actual sampling rate for G. 722 audio is 16, 000 Hz, the RTP a=rtpmap: 114 x-msrta/16000 clock rate for the G 722 payload format is 8, 000 Hz because that value was erroneously assigned in RFC 1890 and must remain unchanged for backward a=rtpmap: 104 SILK/16000 compatibility. The octet rate or sample-pair rate is 8, 000 Hz. a=rtpmap: 9 G 722/8000 (4. 5. 2 G. 722) a=rtpmap: 112 G 7221/16000 RTAudio Wideband & Narrowband a=rtpmap: 111 SIREN/16000 a=rtpmap: 0 PCMU/8000 G. 711 a=rtpmap: 8 PCMA/8000 a=rtpmap: 116 AAL 2 -G 726 -32/8000 Skype Codec Wideband & Narrowband a=rtpmap: 115 x-msrta/8000 The redundant audio payload format "RED" is specified by RFC 2198 [17]. It a=rtpmap: 103 SILK/8000 defines a means by which multiple redundant copies of an audio packet may a=rtpmap: 97 RED/8000 be transmitted in a single RTP stream (4. 5. 16 RED) a=rtpmap: 13 CN/8000 a=rtpmap: 118 CN/16000 a=rtpmap: 101 telephone-event/8000 http: //tools. ietf. org/html/rfc 3551 RTP Profile for Audio and Video Conferences with Minimal Control

m=audio 51819 RTP/AVP 117 114 104 9 112 111 0 8 116 115 103 97 13 118 101 a=rtpmap: 117 G 722/8000/2 a=rtpmap: 114 x-msrta/16000 a=rtpmap: 104 SILK/16000 a=rtpmap: 9 G 722/8000 a=rtpmap: 112 G 7221/16000 a=rtpmap: 111 SIREN/16000 a=rtpmap: 0 PCMU/8000 a=rtpmap: 8 PCMA/8000 a=rtpmap: 116 AAL 2 -G 726 -32/8000 a=rtpmap: 115 x-msrta/8000 a=rtpmap: 103 SILK/8000 a=rtpmap: 97 RED/8000 a=rtpmap: 13 CN/8000 a=rtpmap: 118 CN/16000 a=rtpmap: 101 telephone-event/8000 m=audio 49978 RTP/SAVP 117 9 111 0 8 97 13 118 101 a=rtpmap: 117 g 722/8000/2 a=rtpmap: 9 g 722/8000 a=rtpmap: 111 SIREN/16000 a=rtpmap: 0 PCMU/8000 a=rtpmap: 8 PCMA/8000 a=rtpmap: 97 RED/8000 a=rtpmap: 13 CN/8000 a=rtpmap: 118 CN/16000 a=rtpmap: 101 telephone-event/8000

m=audio 51819 RTP/AVP 117 114 104 9 112 111 0 8 116 115 103 97 13 118 101 a=rtpmap: 117 G 722/8000/2 a=rtpmap: 114 x-msrta/16000 a=rtpmap: 104 SILK/16000 a=rtpmap: 9 G 722/8000 a=rtpmap: 112 G 7221/16000 a=rtpmap: 111 SIREN/16000 a=rtpmap: 0 PCMU/8000 a=rtpmap: 8 PCMA/8000 a=rtpmap: 116 AAL 2 -G 726 -32/8000 a=rtpmap: 115 x-msrta/8000 a=rtpmap: 103 SILK/8000 a=rtpmap: 97 RED/8000 a=rtpmap: 13 CN/8000 a=rtpmap: 118 CN/16000 RE-INVITE Audio MCU m=audio 58199 RTP/SAVP 9 111 0 8 97 13 118 101 a=rtpmap: 9 G 722/8000 a=rtpmap: 111 SIREN/16000 a=rtpmap: 0 PCMU/8000 a=rtpmap: 8 PCMA/8000 a=rtpmap: 97 RED/8000 a=rtpmap: 13 CN/8000 a=rtpmap: 118 CN/16000 a=rtpmap: 101 telephone-event/8000 m=audio 49978 RTP/SAVP 117 9 111 0 8 97 13 118 101 a=rtpmap: 117 g 722/8000/2 a=rtpmap: 9 g 722/8000 a=rtpmap: 111 SIREN/16000 a=rtpmap: 0 PCMU/8000 a=rtpmap: 8 PCMA/8000 a=rtpmap: 97 RED/8000 a=rtpmap: 13 CN/8000 a=rtpmap: 118 CN/16000 a=rtpmap: 101 telephone-event/8000 Codecs used in the audio conference

Lync Mobile Lync Web App UDP 1024 -65535 SRTP UDP 3478 SRTP EDGE Pool Enterprise Pool Lync Clients TCP 4443 HTTPS TCP 443 HTTPS Reverse Proxy Office Web Apps Farm Lync Web App External Firewall Internal Firewall UDP 49152 -57500 SRTP UDP 3478 SRTP Lync Mobile TCP 443 HTTPS UDP 1024 -65535 SRTP TCP 5061 SIP/MTLS TCP 443 SIP/TLS Lync Federation UDP 49152 -57500 SRTP TCP 5061 SIP/TLS Lync Clients File Store Mediation Pool

TCP 443 HTTPS Lync Mobile Lync Web App Lync Clients UDP 3478 SRTP 2 -5 750 0 S RTP -65 535 SRT P 024 UD P 1 P 4 915 UD UDP 49152 -57500 SRTP UDP 1024 -65535 SRTP Lync Mobile Lync Web App Lync Federation TCP 4443 HTTPS TCP 443 HTTPS Reverse Proxy Office Web Apps Farm Internal Firewall UDP 49152 -57500 SRTP Enterprise Pool UDP 49152 -57500 SRTP UDP 3478 SRTP EDGE Pool External Firewall TCP 443 HTTPS UDP 1024 -65535 SRTP UDP 49152 -57500 SRTP TCP 5061 SIP/TLS Lync Clients File Store Mediation Pool

Lync 2013 H. 264 SVC m=video 57533 RTP/SAVP 122 121 123 Legacy Lync 2010 Video a=rtpmap: 122 X-H 264 UC/90000 Codec RT-Video a=rtpmap: 121 x-rtvc 1/90000 a=rtpmap: 123 x-ulpfecuc/90000 If a user agent supports the H. 264 UC video codec, it SHOULD also support the ULPFEC-UC video FEC media format

Gallery View No Gallery View (Active Speaker in Full Screen) Gallery View

SWITCHING RATE MATCHING H. 264 SVC 240 p

SWITCHING RATE MATCHING H. 264 SVC 180 p

SWITCHING RATE MATCHING H. 264 SVC 240 p

SWITCHING RATE MATCHING H. 264 SVC 1080 p

H. 264 SVC 180 p 30 f/s H. 264 SVC 180 p 15 f/s H. 264 SVC 180 p 7. 5 f/s SWITCHING RATE MATCHING H. 264 SVC 180 p RT Video 480 p H. 264 SVC 720 p H. 264 SVC 1080 p All Video Streams Originating from the same client NO DECODING NO MIXING NO RE-ENCODING H. 264 SVC 180 p 30 f/s RT Video 480 p H. 264 SVC 720 p H. 264 SVC 1080 p 30 f/s H. 264 SVC 10 8 0 p 15 f/s Video Streams sent to clients requesting the resolution and codec

UDP 3478 SRTP UDP 57501 -65535 SRTP UDP 1024 -65535 SRTP UDP 3478 SRTP EDGE Pool Lync Federation UDP 1024 -65535 SRTP UDP 57501 -65535 SRTP Lync Clients Enterprise Pool File Store Lync Clients Reverse Proxy External Firewall Office Web Apps Farm Internal Firewall Mediation Pool

Application Sharing

Application Share AS

Application Share AS Features Value Configured by Notes Auto Start App Sharing NA Presenter For participants App Sharing will automatically start when presenter is sharing App Sharing can be Disabled Yes Conferencing Policy Allow. User. To. Schedule. Meetings. With. App. Sharing [$True|$False] Enable. App. Desktop. Sharing [Desktop|Single. Application|None] App Sharing Only Meeting No NA Unless escalated from IM Conference (Including IM)

m=applicationsharing 59510 TCP/RTP/SAVP 127 a=rtpmap: 127 x-data/90000 a=x-applicationsharing-session-id: 1 a=x-applicationsharing-role: sharer a=x-applicationsharing-media-type: rdp The RTP payload (RTData) is a dynamic payload used for. Application Sharing Streams

Setting Allow. User. To. Schedule. Meetings. With. App. Sharing Enable. App. Desktop. Sharing App. Sharing. Bit. Rate. Kb Default Value Notes True Enable Scheduling (Organizer) Desktop Enable Sharing (Organizer) 50. 000 Kbps Per User Level Policy

UDP 49152 -57500 SRTP Lync Clients TCP 443 SRTP TCP 443 <> TCP 49152 -65535 SRTP EDGE Pool Lync Federation Enterprise Pool File Store Lync Clients Reverse Proxy External Firewall Office Web Apps Farm Internal Firewall Mediation Pool

UDP 49152 -57500 SRTP Lync Clients TCP 443 SRTP <> TCP 50. 000 – 59. 999 SRTP TCP 443 <> TCP 49152 -65535 SRTP EDGE Pool Lync Federation Enterprise Pool File Store Lync Clients Reverse Proxy External Firewall Office Web Apps Farm Internal Firewall Mediation Pool

Web DATA

Web DATA Features Value Configured by Notes Auto Start Web Conferencing NA Presenter For participants Web Conference will automatically start when presenter has started Web Conferencing can be Disabled Yes Conferencing Policy Enable. Data. Collaboration [$True|$False] Web Conferencing Only Meeting No NA Unless escalated from IM Conference (including IM)

Setting Default Value Allow. Annotations True Allow. External. User. Control False Allow. External. Users. To. Save. Content True Allow. Participant. Control True Allow. Polls True Allow. Qand. A True Allow. Shared. Notes True Disable. Power. Point. Annotations False

TCP 8057 PSOM Lync Clients TCP 443 PSOM TCP 8057 PSOM EDGE Pool Lync Federation Enterprise Pool File Store Lync Clients Reverse Proxy External Firewall Office Web Apps Farm Internal Firewall Mediation Pool

TCP 443 HTTPS Lync Mobile Lync Web App EDGE Pool Lync Federation Enterprise Pool Lync Clients File Store TCP 443 HTTPS Reverse Proxy External Firewall TCP 443 HTTPS Lync Clients Office Web Apps Farm Internal Firewall Mediation Pool

No Request sent to server

Online Meetings can be scheduled when offline

SERVICE (SIP) get. Conferencing. Capabilities (CCCP) 200 (SIP) get. Conferencing. Capabilities (CCCP) SERVICE (SIP) get. Conferences: Static=True (CCCP) 200 (SIP) get. Conferences=Static Conference. ID : 2 KH 5 G 7 FG SERVICE (SIP) get. Conference: Conference. ID: 2 KH 5 G 7 FG (CCCP) 200 (SIP) get. Conference: All info of the conference

SERVICE (SIP) add. Conference: CSTWLDR 1 (CCCP) 200 (SIP) add. Conference: CSTWLDR 1 (CCCP) SERVICE (SIP) get. Conference: Conference. ID: CSTWLDR 1 (CCCP) 200 (SIP) get. Conference: All info of the conference SERVICE (SIP) modify. Conference: Conference. ID: CSTWLDR 1 (CCCP) 200 (SIP) modify. Conference: All info of the conference

1. SERVICE Focus Factory (SIP) add. Conference: 5 PDRL 65 L (CCCP) 2. INVITE Focus: 5 PDRL 65 L (SIP) add. User: 5 PDRL 65 L user (CCCP) 3. SUBSCRIBE Focus: 5 PDRL 65 L (SIP) 4. INVITE Chat MCU: 5 PDRL 65 L (SIP) 5. NOTIFY from Focus: 5 PDRL 65 L (SIP) 6. INVITE AV MCU: 5 PDRL 65 L (SIP) 7. INVITE Focus: 5 PDRL 65 L CAS (SIP) add. User: 5 PDRL 65 L CASuser (CCCP) 8. SUBSCRIBE Focus: 5 PDRL 65 L CAS (SIP) 9. INFO Focus: 5 PDRL 65 L (SIP) get. Conference: 5 PDRL 65 L (CCCP) 10. NOTIFY CAS + User (SIP) New user Joining 11. INFO Focus: 5 PDRL 65 L (SIP) add. User: 5 PDRL 65 L (CCCP)

Port : 65535 Port : 57500 Port : 49152 Lync Client Port : 1024 Port : 0 Default Audio Default Video Default App Port Range Sharing Port Range 1024 -65535 Default File Sharing Port Range 1024 -65535 Default Audio Default Video Default App Port Range Sharing Port Range 49152 -57500 57501 -65535 Port Range 49152 -65535 Enterprise Pool Port : 0

Port : 65535 Port : 57500 Port : 49152 Lync Client Port : 40801 Port : 1024 Port : 0 Custom App Custom File Custom Video Sharing Audio Sharing Port Range 60000 -60020 45000 -45020 30000 -30020 50000 -50020 Default Audio Default Video Default App Port Range Sharing Port Range 49152 -57500 57501 -65535 Port Range 49152 -65535 Enterprise Pool Port : 0

Port : 65535 Port : 57500 Port : 49152 Lync Client Port : 40803 Port : 1024 Port : 0 Custom App Custom Video Sharing Audio Port Range 8000 -8020 5000 -5020 4000 -4020 Custom File Sharing Port Range 6000 -6020 Default Audio Default Video Custom App Port Range Sharing Port Range 49152 -57500 57501 -65535 Port Range 40803 -49151 Enterprise Pool Port : 0

Service Default Port Default Range Ports Customized Custom Port Range Ports Minimum Custom Ports Type Audio 1024 -65535 64 K 5350 -5389 40 20 Custom Video 1024 -65535 64 K 5390 -5429 40 20 Custom Application Sharing 1024 -65535 64 K 5430 -5469 40 20 Custom File Transfer 1024 -65535 64 K 5470 -5509 40 20 Custom

Service Default Port Range Application Sharing Default Ports Customized Port Range Customized Ports Type 49152 -65535 16383 40803 -49151 8348 Custom Audio 49152 -57500 8348 Default Video 57501 -65535 8034 Default

Modality Description IM, presence, and signaling Nonmedia elements Maximum bandwidth Typical bandwidth 2 Kbps 1. 6 Kbps Voice Default = RTAudio Wideband 62 Kbps 39 Kbps Conference voice Default = G. 722 100. 6 Kbps 46. 1 Kbps Video – small Uses H. 264 at 320 x 180 250 Kbps 200 Kbps Video – medium Uses H. 264 at 640 x 480 800 Kbps 640 Kbps Video – high Uses H. 264 at 1280 x 1080 4 Mbps 3. 2 Mbps

Video codec Resolution and aspect Maximum video payload ratio bit rate (Kbps) Minimum video payload bit Typical bit rate (Kbps) H. 264 320 x 180 (16: 9) 212 x 160 (4: 3) 424 x 240 (16: 9)) 320 x 240 (4: 3 480 x 270 (16: 9) 424 x 320 (4: 3) 640 x 360 (16: 9) 640 x 480 (4: 3) 848 x 480 (16: 9) 960 x 540 (16: 9) H. 264/RTVideo 1280 x 720 (16: 9) 2500 700 2000 H. 264 1920 x 1080 (16: 9) 4000 500 3200 H. 264/RTVideo 960 x 144 (20: 3) 500 15 400 H. 264 1280 x 192 (20: 3) 1920 x 288 (20: 3) 1000 250 500 H. 264/RTVideo 250 15 200 350 100 280 450 200 350 800 300 640 1500 2000 400 500 1200 1600

Screen Size Acceptable Optimal 1280 x 800 384 Kbps 1. 5 Mbps 1440 x 900 512 Kbps 2 Mbps 1680 x 1050 768 Kbps 2. 75 Mbps 1920 x 1200 1 Mbps 3. 5 Mbps

Typical stream bandwidth (Kbps) Maximum stream bandwidth without FEC Maximum stream bandwidth with FEC Media Typical codec Audio G. 722 46. 1 100. 6 164. 6 Audio Siren 25. 5 52. 6 68. 6 Main video receive H. 264 and/or RTVideo 260 8015 Not applicable Main video send H. 264 and/or RTVideo 270 8015 Not applicable Panoramic video receive H. 264 and/or RTVideo 190 2010 Not applicable Panoramic video send H. 264 and/or RTVideo 190 2515 Not applicable

Microsoft Office Protocol Documents Microsoft Lync Server 2010 Resource Kit Microsoft Lync Server 2013 Resource Kit Tools Microsoft Lync Server 2013 Debugging Tools Microsoft Network Monitor Network Planning, Monitoring, and Troubleshooting with Lync Server