Architecture guide HP FlexNetwork unified communications reference architecture with Microsoft Lync Table of contents Introduction ............................................................................................................................................................................ 3 Value proposition .................................................................................................................................................................. 3 Key drivers for unified communications with Microsoft Lync ...................................................................................... 3 HP has a complete UC portfolio for Microsoft Lync ...................................................................................................... 4 HP FlexNetwork Architecture .......................................................................................................................................... 4 Dynamically optimize the network for UC with Lync with SDN ................................................................................... 5 HP FlexNetwork UC with Microsoft Lync reference architecture ................................................................................ 6 Requirements ........................................................................................................................................................................ 7 QoS requirements ............................................................................................................................................................. 7 Best practices ........................................................................................................................................................................ 8 Voice VLANs ....................................................................................................................................................................... 9 Voice QoS ........................................................................................................................................................................... 9 Voice DHCP ......................................................................................................................................................................... 9 LLDP-MED .......................................................................................................................................................................... 9 Reference design models ................................................................................................................................................. 10 Midmarket ....................................................................................................................................................................... 10 Enterprise ........................................................................................................................................................................ 11 Enterprise branch office ................................................................................................................................................ 12 Global enterprise ............................................................................................................................................................ 13 SDN .................................................................................................................................................................................. 13 Architecture components .................................................................................................................................................. 14 HP FlexFabric Reference Architecture ......................................................................................................................... 14 Optimized 2-tier model ............................................................................................................................................. 14 HP FlexFabric product portfolio ................................................................................................................................ 15 HP FlexCampus reference architecture....................................................................................................................... 16 Optimized 2-tier model ............................................................................................................................................. 16 HP FlexCampus product portfolio ............................................................................................................................ 17 HP FlexBranch reference architecture ........................................................................................................................ 17 HP FlexBranch reference architecture’s physical infrastructure models ............................................................ 18 Architecture guide | HP FlexNetwork unified communications reference architecture with Microsoft Lync HP FlexBranch UC with Lync reference design model ........................................................................................... 18 HP FlexBranch product portfolio .............................................................................................................................. 19 Unified wired and wireless solutions ........................................................................................................................... 21 Single pane-of-glass network management ............................................................................................................. 22 HP IMC and UC Health Manager Solution ................................................................................................................ 23 HP Network Optimizer SDN application ...................................................................................................................... 24 PSTN and local analog device connectivity solutions ................................................................................................ 24 Remote site survivability solutions .............................................................................................................................. 26 IP phones for Microsoft Lync ........................................................................................................................................ 27 Reference designs .............................................................................................................................................................. 28 Midmarket solutions ...................................................................................................................................................... 28 Midmarket solution with SDN ................................................................................................................................... 28 Midmarket solution for 250 users ........................................................................................................................... 30 Midmarket solution for 1,000 users ........................................................................................................................ 34 Midmarket solution for 2,500 users ........................................................................................................................ 37 Enterprise data center and campus solutions ........................................................................................................... 40 Enterprise solution for 5,000 users ......................................................................................................................... 40 Enterprise solution for 15,000 users ....................................................................................................................... 43 Enterprise solution for 40,000 users ....................................................................................................................... 44 Enterprise branch office solutions ............................................................................................................................... 45 All-IP standalone router branch office .................................................................................................................... 45 All-IP small 1-tier branch office ............................................................................................................................... 46 Standalone switch branch office .............................................................................................................................. 47 Standalone router branch office .............................................................................................................................. 49 Small 1-tier branch office ......................................................................................................................................... 50 Medium 1-tier branch office ..................................................................................................................................... 52 Large 1-tier branch office ......................................................................................................................................... 53 Large 2-tier branch office ........................................................................................................................................