1. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 1 Esna Officelinx Architecture Diagrams Last Updated March 2016

2. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 2 2 Officelinx Single-Instance Diagrams with Virtual and Physical Servers Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy

3. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 33 Officelinx Standard Architecture Diagram - Physical Server Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy IMAP/Exchange Web Services - Google API (Calendar + Contact) Desktop Phone Voice/Video iLink Pro (Browser, Desktop or Mobile) SIP (VoIP) IMAP/Exchange Web Services - Google Calendar API, Contact API + Google API Salesforce Open CTI Esna Client Web Services IMAP Calendar/Contact API MS Exchange/ On-premise email platform Mobile Voice Officelinx (Physical Server) User CTI PBX(s) (Single or Multiple)

4. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 44 Officelinx Standard Architecture Diagram - Virtual Server Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy IMAP/Exchange Web Services - Google API (Calendar + Contact) Desktop Phone Voice/Video iLink Pro (Browser, Desktop or Mobile) SIP (VoIP) IMAP/Exchange Web Services - Google Calendar API, Contact API + Google API Salesforce Open CTI Esna Client Web Services IMAP Calendar/Contact API MS Exchange/ On-premise email platform Mobile Voice Officelinx Virtual Server VMware vSphere or Microsoft Hyper-V 2012 Environment User CTI PBX(s) (Single or Multiple)

5. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 5 5 Officelinx Multi-Instance Diagrams High Availability and Geo-Redundancy Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy

6. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 66 Officelinx Architecture Diagram - High Availability with Physical Servers Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy IMAP/Exchange Web Services - Google API (Calendar + Contact) Desktop Phone Voice/Video iLink Pro (Browser, Desktop or Mobile) SIP (VoIP) IMAP/Exchange Web Services - Google Calendar API, Contact API + Google API Salesforce Open CTI Esna Client Web Services IMAP Calendar/Contact API MS Exchange/ On-premise email platform Mobile Voice Officelinx Application Software (Master - Physical Server) User CTI PBX(s) (Single or Multiple) Double-take Administrative Computer Double-take Backup Image of Master Server Supports up to 20 instances, which each requiring its own set of servers

7. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 77 Officelinx Architecture Diagram - High Availability with Virtual Servers Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy IMAP/Exchange Web Services - Google API (Calendar + Contact) Desktop Phone Voice/Video iLink Pro (Browser, Desktop or Mobile) SIP (VoIP) IMAP/Exchange Web Services - Google Calendar API, Contact API + Google API Salesforce Open CTI Esna Client Web Services IMAP Calendar/Contact API MS Exchange/ On-premise email platform Mobile Voice Officelinx Application Software (Master - Virtual Environment) User CTI PBX(s) (Single or Multiple) Double-take Administrative Computer Double-take Backup Image of Master Server Supports up to 20 instances, which each requiring its own set of servers

8. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 88 High Availability via Double-Take ® DR (Disaster Recovery) Double-Take ® DR requires another server to mirror the Officelinx server Server must at least meet the minimum requirements needed to run Officelinx A third computer is required to run the client software that controls the behavior of the servers, but this computer can be any machine on the same network Double-Take ® backup system can be applied to an existing installation, or to a new installation Both the Consolidated server and the Double-Take ® backup machines must be using the same operating system with identical hardware Requirements Operating SystemWindows Server 2012 (64-bit) Network Cards2 NICs are required in both the Officelinx server and backup server Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy

9. SIP SIP Trunks/ Extension Officelinx Consolidated Server Real-time Sync Primary Server 100 SIP ports Secondary 1 100 SIP ports Secondary 2 100 SIP ports ●Distribute calls over multiple voice servers ●Scale up to 2,000 ports ●SIP pooling allows calls to occur on any port for maximum port utilization High Availability Example #1

10. Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy High Availability Example #2: Multiple, Different PBXs Site 1 Site 2 SI P Site 3 SI P Site 4 Disaster Recovery Site WANWAN Secondary 2 100 SIP ports T1/SMDI SI P Primary Server 100 SIP ports T1/SMDI T1-SIP Gateway Secondary 1 100 SIP ports DR Site - Secondary 3 100 SIP ports Officelinx Consolidated Server Real-time Sync SIP T1-SIP Gateway

11. Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy High Availability with Multiple PBXs PBX 1 PBX 2 PBX 3 T1/SMDI T1-SIP Gateway PBX 4 Officelinx Distributed Architecture Real-time Sync Primary Server 100 SIP ports Secondary 1 100 SIP ports Secondary 2 100 SIP ports T1/SMDI T1-SIP Gateway SIP Officelinx Consolidated Server

12. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 12 Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 12 Officelinx Real-Life Scenario ‘Power Company’ Customer Example Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy

13. Officelinx Voicemail System Design VMware Servers Microsoft Exchange Officelinx Consolidated Server Gigabit Ethernet Officelinx IMAP TSE Gigabit Ethernet Officelinx Server 1 Officelinx Server 3 Officelinx Server 5 Officelinx Server 2 Officelinx Server 4 Officelinx Server 6 ‘Power Company’ WAN AsteriskCisco Call Manager (x2) Intecom (x1)Avaya (x3)Rolm (x45)Omni (x21) TIMG PIMG-D E&M 400SF PIMG-D SIP Each Officelinx server handles 100 SIP connections

14. The Transition: Simplifying Architecture and Communications Voicemail Without Officelinx Have to manage and maintain multiple systems and apps Tenanting With Officelinx Single unified software platform for communication and collaboration Visual Voicemail Speech Recognition Mass Alert FMC Mobility Conferencin g IVR TenantingFax Call Recording Instant Messaging Saas + Social Apps Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy

15. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 15 Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 15 Officelinx Technical Fast Facts Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy

16. Avaya – Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy 16 Esna Officelinx Technical Fast Facts Avaya - Confidential & Proprietary. Use pursuant to your signed agreement or Avaya Policy Scales up to 2,000 ports and 20 voice servers Can be implemented as SIP to SIP trunks and extensions, or SIP to TDM gateways Distributed architecture over multiple servers ensures true active redundancy, massive scalability and disaster recovery Leverages VMware vSphere or Microsoft Hyper-V 2012 to ensure scalable and ‘always- available’ communication services PBX independent and can integrate with over 250 traditional and IP-based phone systems either individually or simultaneously Available for Windows, Mac, Android, iOS, Windows Phone and Android-based BlackBerry devices For more technical insights on the Officelinx platform, please click HEREplease click HERE