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Alan Percy   Asterisk World   Building Reliable Asterisk Applications With Sip
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Alan Percy Asterisk World Building Reliable Asterisk Applications With Sip



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  • 1. Building Reliable Asterisk Solutions with SIP Alan Percy Director, Market Development [email_address] www.audiocodes.com/breakfree
  • 2. Enterprise Survivability
  • 3. “Single Site” SIP
    • Why SIP?
    • Standard and Open
    • Why Gateways?
    • Interoperability
      • Range of PSTN protocols
      • Other SIP applications
    • Scalability
    • Fax Support (T.38)
    • Security
    • Greater reliability
    • High voice quality
    Media Gateway PSTN Chicago
  • 4. Improving Reliability Media Gateway PSTN Chicago Redundant servers, POE switches and media gateways. All on a UPS
  • 5. Distributed SIP Media Gateway PSTN WAN Chicago Omaha
  • 6. Problem: WAN Failures Media Gateway PSTN WAN Staff is left with no phone service Chicago Omaha
  • 7. Problem: Emergency 911 Calls Media Gateway PSTN WAN 911 Chicago Omaha
  • 8. Adding an on-site gateway and relying on the phone doing the routing Chicago Omaha Media Gateway PSTN WAN PSTN Local Analog Media Gateway Primary Back-up or 911 Still no phone-to-phone dialing
  • 9. Gateway with Stand Alone Survivability Media Gateway PSTN WAN PSTN MediaPack Local Media Gateway With SAS Chicago Omaha Relays SIP messages and upon WAN failure re-routes the calls
  • 10. Media Gateways with SAS Mediant 2000 Scalable Digital Media Gateway Mediant 1000 Modular Media Gateway MediaPack MP-11x Analog Media Gateway PCIx TP-260 Media Gateway
  • 11. Adding an on-site Proxy Media Gateway PSTN WAN PSTN Local Analog Media Gateway Chicago Omaha Makes all local call routing decisions
  • 12. Gateway with Integrated Asterisk Business Edition Media Gateway PSTN WAN PSTN Mediant 1000 With OSN running Asterisk Business Edition Chicago Omaha Integrates Asterisk and Gateway into one appliance
  • 13. Mediant 1000: Modular And Scalable Gateway
    • Scalable and cost-effective, housed in a 1U chassis
    • Supports 1, 2, or 4 E1/T1/J1 trunk spans
    • Up to 24 analog ports FXS/FXO
    • All modules are hot swappable.
    • Supports CAS/PRI PSTN interfaces
    • On-board SIP
    • Hardware and Software scalability
  • 14. Mediant 1000 – OSN Processor Module
    • Specifications:
      • Intel TM Pentium-M Celeron ULV 600 MHz
      • 855 GME + 6300 ESB Intel chipset
      • 128 KB BIOS flash
      • Operational 0° to 40° C
      • 160 mm (6.4”) depth x 75 mm (2.9”) width x 30 mm (1.17”) height
      • Up to 1 Giga Byte 200/266 MHz SODIMM memory.
    Connection Module (CM) Processor Module (IPMX) Hard Drive Module (MDMX) Use to build an On-site Appliance
  • 15. Case Study - Profile
    • Currently the world’s largest company focused on Internet Protocol (IP) and traditional voice-based Contact center products and services.
    • 30 years of experience and expertise in the contact center industry
    • Privately held, posted 2006 revenues of $610 million
    • Customer base of over 5000 in-house and outsource global sites
    • Headquartered in Chelmsford, Mass.
    • Employs more than 2000 people worldwide
    • Operations in the Americas, Europe, Africa, the Middle East and Asia Pacific.
    • For more information, visit www.aspect.com .
  • 16. Case Study - Challenge
    • New headquarters facility at 300 Apollo Drive in Chelmsford, MA
    • Large number of employees were being relocated
    • Opportunity to evaluate new communications solutions
    “ It was important to consider if Aspect should relocate with existing telephony equipment or rather purchase new equipment from a traditional equipment provider and look at various alternatives”, Jamie Ryan, Chief Information Officer
  • 17. Case Study - Requirements
    • Relocate more than 270 employees
    • 34 remote voicemail only users
    • 14 fax machines
    • 36 conference room and executive office phones
    • 38 general access area phones
    • 4 receptionist/assistant expansion phones
    • 100+ contact center agents
    • Minimize cost of system and avoid any expensive or specialized wiring
    • Ensure high availability with redundancy
  • 18. Case Study - Solution
  • 19. Case Study - Results
    • Went live March 2007
    • Highly Reliable
    • Costs less
    • Easily customizable
    • Implementation was easy
    • Leveraged strategic direction
    • Installations in other offices underway
    “ By deploying AudioCodes’ best-of-breed Mediant family, we were able to achieve a high voice quality, standard interfaces, compatibility and reliability. In addition the ability to be compatible with Digium/Asterisk created a win-win situation, allowing all chosen elements to interoperate together,” Jamie Ryan, Chief Information Officer AudioCodes Mediant 2000
  • 20. Thanks for Listening!
  • 21. For more information, whitepapers, copies of the presentation slides or to view previously archived webinars, go to: www.audiocodes.com/breakfree Join me on “The SIP Invite” blog at: http://blog.tmcnet.com/sip-invite