
Clearspan® Product Overview R19 Aastra –2740-007
2014 Clearspan® is a Registered Trademarkof Aastra Technologies Ltd. Page5of93
Table of Contents
7th Edition (June 2014)....................................................................................................................3
Contact Information..........................................................................................................................3
What to Expect when Contacting Company...................................................................................3
Trademarks and Acknowledgements.............................................................................................3
Revision History...............................................................................................................................4
1Introduction.......................................................................................................................................9
2Clearspan Architecture................................................................................................................. 10
2.1 Core Architecture................................................................................................................ 11
2.1.1 Clearspan Server Components............................................................................. 12
2.1.2 Detailed Server Descriptions................................................................................. 13
2.2 Core Redundancy and Fault Tolerance............................................................................ 21
2.2.1 Hardware Redundancy.......................................................................................... 21
2.2.2 Software Application Redundancy........................................................................ 22
2.2.3 Network Redundancy............................................................................................ 24
2.2.4 Geographic Redundancy....................................................................................... 24
2.2.5 Software Reliability................................................................................................. 25
2.3 Core Security...................................................................................................................... 25
2.3.1 XSP Server Security.............................................................................................. 26
2.3.2 SSM Server Security.............................................................................................. 26
2.3.3 Web Portaland CLI Access .................................................................................. 26
2.4 Campus Architecture.......................................................................................................... 29
2.4.1 Design Considerations for Campuses.................................................................. 30
2.4.2 Clearspan Server Interworking.............................................................................. 30
2.4.3 911 and E911 Considerations............................................................................... 36
3Clearspan Unified Communications............................................................................................ 40
3.1 Clearspan Communicator Client........................................................................................ 41
3.2 Clearspan Call Control Interaction for UC......................................................................... 42
3.3 Aastra OnDemand.............................................................................................................. 42
3.4 Clearspan UC Clients Details............................................................................................. 42
3.4.1 Clearspan Assistant............................................................................................... 43
3.4.2 Clearspan Communicator...................................................................................... 44
3.4.3 Clearspan Receptionist.......................................................................................... 47
3.4.4 Clearspan Call Center............................................................................................ 48
4Clearspan-Based Applications and Solutions............................................................................. 51
4.1 Clearspan Solution Sets..................................................................................................... 51
4.2 Key Applications ................................................................................................................. 51
4.2.1 Unified Communications........................................................................................ 52
4.2.2 Fixed-Mobile Convergence ................................................................................... 54
4.2.3 Meet-Me Conferencing.......................................................................................... 55