1. Tonino Filipović Principal Consultant Microsoft Corporation

2. Enterprise Pool or Standard Edition Centralized or Decentralized Edge or VPN for external access Firewall design SBA or gateway SIP trunk vs. existing PBX vs. gateway QoS vs. CAC

3. Business requirements Workloads (Voice/No voice) SLAs (HA vs. DR vs. Voice Resiliency) External Access? Acquisitions/Mergers Existing environment Network Topology # of users? Existing Lync/OCS environment? Existing PBX?

4. SLOs 99.9xx? dependencies? HA for all workloads or just for Voice? Example with over-architecting HA vs. DR vs. Voice Resiliency Workloads (Voice/No voice) Lync Online vs. On-premise vs. Hybrid External Access? Edge vs. VPN Acquisitions/Mergers Shared SIP domain not supported (except Lync Online)

5. Network Topology # of central locations, sites/branches centralized vs. decentralized Lync deployment WAN links – redundant/non-redundant SBA vs. SIP/PSTN gateway # of users > 5.000 calls for Enterprise pool Existing PBX Gateway vs. Direct SIP https://technet.microsoft.com/en-us/office/dn788945 Existing Lync/OCS environment Greenfield vs. Migration # of servers Migration plan

7. Source PortDestination Port TCP 50,000-59,999TCP 443 UDP 3478 AnyTCP 443 AnyUDP 3478 Source IPDestination IP A/V Edge service interfaceAny A/V Edge service interfaceAny A/V Edge service interface AnyA/V Edge service interface

8. At minimum backup: Lync Configuration Export-CsConfiguration Export-CsLisConfiguration Export-CsRgsConfiguration User data Export-CsUserData File Share Restore single user data: Import-CsUserData -PoolFqdn “lyncfront.contoso.com" -FileName "C:\Backup\ExportedUserData.zip„ -UserFilter “name.surname@contoso.com" More information about Lync backup is available at http://technet.microsoft.com/en-us/library/hh202160.aspxhttp://technet.microsoft.com/en-us/library/hh202160.aspx

9. All users not enabled for Lync: Get-CsAdUser -Filter {Enabled -ne $True} | Enable- CsUser –RegistrarPool RegistrarFQDN –SipAddressType SAMAccountName –SipDomain contoso.com All users with specific office location Get-CsUser –ldapfilter “l=Mostar” | Enable-CsUser – RegistrarPool RegistrarFQDN –SipAddressType SAMAccountName –SipDomain contoso.com

10. All users belonging to particular OU Get-CsAdUser -OU "ou=Finance,dc=contoso,dc=com„ | Enable- CsUser -RegistrarPool “lyncfront.contoso.com" - SipAddressType SamAccountName -SipDomain contoso.com

11. -Number normalization through Dial Plans -Lync expects numbers in E.164 format -Outbound and Inbound -Special scenarios -E.g. Contact Center application -Number manipulation through Trunk translation rules -Your PBX or telco provider usually expects numbers in different format

12. Site or User scope Normalize outgoing numbers

13. PSTNGateway:10.0.0.8 Pool scope Normalize incoming numbers to E.164 format

14. Outgoing calls to PBX