How To Not Get Fired By Not Buying Cisco


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How To Not Get Fired By Not Buying Cisco

  1. 1. How To Not Get Fired By Not Buying Cisco <ul><ul><li>How we saved $1m on a VOIP PBX and lived to tell the tale </li></ul></ul><ul><ul><li>Anthony Rodgers </li></ul></ul><ul><ul><li>Shayne Dunlop (aka Rick Pratt)‏ </li></ul></ul><ul><ul><li>District of North Vancouver </li></ul></ul>
  2. 2. A Little History <ul><li>Had an aging Nortel Meridian Option 11C </li></ul><ul><ul><li>High maintenance costs </li></ul></ul><ul><ul><li>Reaching end-of-life </li></ul></ul><ul><li>Tried VOIP as early as 1999 </li></ul><ul><ul><li>Nortel </li></ul></ul><ul><ul><li>Televantage </li></ul></ul><ul><li>Plagued with echo and interoperability problems </li></ul>
  3. 3. A Little History <ul><li>Abandonment of Televantage led to search for alternatives </li></ul><ul><li>Discovered Asterisk Open-Source Software PBX on the Internet </li></ul><ul><li>Pilot install in Spring 2005 </li></ul><ul><li>Production install in Fall 2005 </li></ul><ul><li>Now over 400 phones at 15 sites </li></ul>
  4. 4. Infrastructure Ditech E/C Asterisk Test Asterisk 1 Asterisk 2 Allstream Telus 23B+D 3B+D 23B+D Polycom IP501 Sipura ATA 911 IAX Trunk
  5. 5. Challenges <ul><li>Interoperability with Nortel </li></ul><ul><ul><li>Support from user community, online documentation </li></ul></ul><ul><ul><li>Had to work around caller ID issues </li></ul></ul><ul><li>EeCcHhOo....... </li></ul><ul><ul><li>Long loop to GTD5 CO </li></ul></ul><ul><ul><li>Tried software EC, on-board EC </li></ul></ul><ul><ul><li>Bought a Ditech carrier-grade EC appliance </li></ul></ul><ul><ul><ul><li>Thanks, Vic! </li></ul></ul></ul>
  6. 6. Challenges <ul><li>Handset selection </li></ul><ul><ul><li>Single largest expense </li></ul></ul><ul><ul><li>Evaluated Snom, Aastra, Polycom, Grandstream </li></ul></ul><ul><ul><li>Polycom emerged the winner </li></ul></ul><ul><ul><li>Mostly IP501 sets, a couple of IP601s </li></ul></ul><ul><ul><li>Very pleased so far </li></ul></ul><ul><li>Wifi handsets </li></ul><ul><ul><li>Use UTCStarcom, but no clear winner </li></ul></ul>
  7. 7. Handset Criteria <ul><ul><li>PoE </li></ul></ul><ul><ul><ul><li>Maintain phone service during a power outage </li></ul></ul></ul><ul><ul><li>Built-in switch </li></ul></ul><ul><ul><ul><li>Most workstations only have one drop </li></ul></ul></ul><ul><ul><li>Software-defined labeling </li></ul></ul><ul><ul><ul><li>No whiteout-encrusted labels </li></ul></ul></ul><ul><ul><li>Remote administration and provisioning </li></ul></ul><ul><ul><li>SIP standard </li></ul></ul><ul><ul><li>User acceptance </li></ul></ul>
  8. 8. Challenges <ul><li>Failover </li></ul><ul><ul><li>Two identical production servers </li></ul></ul><ul><ul><ul><li>Second is a hot standby </li></ul></ul></ul><ul><ul><ul><li>Use VSS to mirror configuration between them </li></ul></ul></ul><ul><ul><ul><ul><li>Also has advantages for migrating from test to production </li></ul></ul></ul></ul><ul><ul><li>Voicemail stored on separate server </li></ul></ul><ul><ul><li>Polycom phones use DNS SRV records to automatically switch to hot standby server </li></ul></ul><ul><ul><li>PRIs are switched using the Armstrong method </li></ul></ul>
  9. 9. Challenges <ul><li>911 </li></ul><ul><ul><li>Took the view that we are the telco for our staff, and have responsibility to provide accurate 911 location </li></ul></ul><ul><ul><li>Municipal Hall is covered by PRIs </li></ul></ul><ul><ul><ul><li>All other locations have at least one 1B line </li></ul></ul></ul><ul><ul><ul><li>Billing address is set to street address </li></ul></ul></ul><ul><ul><li>Dialplan matches calling phone to location and places call on appropriate 1B line using ATA </li></ul></ul><ul><ul><li>ATAs have power and Ethernet failure detection </li></ul></ul>
  10. 10. Challenges <ul><li>Unified Messaging with MS Exchange 2007 </li></ul><ul><ul><li>Got it working via SIP Express Router (SER) ‏ </li></ul></ul><ul><ul><ul><li>Jammed the pump with a small stone </li></ul></ul></ul><ul><ul><ul><li>Got the fish tank dirty </li></ul></ul></ul><ul><ul><ul><li>Waited to be put in plastic bags </li></ul></ul></ul><ul><ul><ul><li>Rolled across the counter, out the window, through the grass, across the road, over the edge of the dock and into the bay </li></ul></ul></ul><ul><ul><li>Now what? </li></ul></ul>
  11. 11. What Is It? <ul><li>Full-featured, open-source, software PBX </li></ul><ul><ul><li>Standard PBX features </li></ul></ul><ul><ul><ul><li>Voicemail, auto-attendant, staff directory, music on hold, etc. </li></ul></ul></ul><ul><ul><li>ACD Queues </li></ul></ul><ul><ul><li>No-cost conference bridging </li></ul></ul><ul><ul><li>Telecommuting – local extension at home </li></ul></ul><ul><ul><li>Anything you can program it to </li></ul></ul>
  12. 12. How To Do It <ul><li>What we did </li></ul><ul><ul><li>Requires in-house skills, adoption of open-source mindset </li></ul></ul><ul><ul><li>Probably the hardest way to not get fired </li></ul></ul><ul><li>Consultants </li></ul><ul><ul><li> </li></ul></ul><ul><ul><li>You can always fire the consultant  </li></ul></ul>
  13. 13. How To Do It <ul><li>Tailor-made Linux distributions </li></ul><ul><ul><li>One install does it all </li></ul></ul><ul><ul><li>Usually with Web/GUI configuration </li></ul></ul><ul><ul><li>Free </li></ul></ul><ul><ul><ul><li>AsteriskNOW (Digium offering) ‏ </li></ul></ul></ul><ul><ul><ul><li>FreePBX </li></ul></ul></ul><ul><ul><li>Commercial </li></ul></ul><ul><ul><ul><li>Fonality (Trixbox) ‏ </li></ul></ul></ul>
  14. 14. How To Do It <ul><li>Asterisk Business Edition </li></ul><ul><ul><li>Commercially-licensed, fully tested and commercially supported version from, makers of TDM cards and other hardware </li></ul></ul><ul><li>Turnkey appliance </li></ul><ul><ul><li>Digium Asterisk Appliance </li></ul></ul><ul><ul><li>Switchvox (now owned and supported by Digium) ‏ </li></ul></ul><ul><ul><li>Fonality (Trixbox appliance) ‏ </li></ul></ul>
  15. 15. Benefits to Munis <ul><li>Considerable cost saving </li></ul><ul><li>Flexibility </li></ul><ul><ul><li>The open nature of Asterisk makes muni-specific business application integration feasible </li></ul></ul><ul><li>Connection/service sharing </li></ul><ul><ul><li>Munis can provide least-cost call routing to each other </li></ul></ul><ul><ul><li>Regional call centres </li></ul></ul>
  16. 16. The Bottom Line <ul><li>Capital cost </li></ul><ul><ul><li>Servers $4,000X 2 $8,000 </li></ul></ul><ul><ul><li>Digium interface cards 2 X 2000 $4,000 </li></ul></ul><ul><ul><li>Echo Canceller $3,500 </li></ul></ul><ul><ul><li>FXS Gateway                             $1,500 </li></ul></ul><ul><ul><li>ATA 12X 100                         $1,000 </li></ul></ul><ul><ul><li>Phones $220 ea x 400        $88,000 </li></ul></ul><ul><ul><li>Total $116,000 </li></ul></ul><ul><li>Operational saving per annum </li></ul><ul><ul><li>Nortel Maintenance $20,000 </li></ul></ul><ul><ul><li>AVST Maintenance $5,000 </li></ul></ul><ul><ul><li>Cancelled Centrex and 1 B lines $10,000 </li></ul></ul><ul><ul><li>Total $35,000 </li></ul></ul><ul><li>ROI < 4 years </li></ul>
  17. 17. A brave leader that can see the light
  18. 18. And a well oiled team is required
  19. 19. Easy for Finance to Swallow
  20. 20. Legacy Phone Systems are still useful
  21. 21. A 2008 is great !
  22. 22. Parting with a loved one can be sad
  23. 23. Some were happy to move on
  24. 24. Moving from a entire room
  25. 25. To another application in the Rack
  26. 26. Good Bye XXTEL – we’ll miss you to pieces
  27. 27. If this is green where is the grass ???
  28. 28. In Summary <ul><li>Open source is not scary </li></ul><ul><ul><li>Many de facto standard mission critical services are open-source </li></ul></ul><ul><li>You save a bundle </li></ul><ul><ul><li>We have a duty to minimize the spend of taxpayer dollars </li></ul></ul><ul><li>A stable solution at low cost </li></ul><ul><ul><li>You don't get fired </li></ul></ul>
  29. 29. Questions? <ul><li>Anthony Rodgers </li></ul><ul><li>604-990-2348 </li></ul><ul><li>[email_address] </li></ul><ul><li>Shayne Dunlop </li></ul><ul><li>604-990-2420 </li></ul><ul><li>[email_address] </li></ul>