Stephen P. Olejniczak


385432 cover.inddStephen P. Olejniczak’s trio of telecom books, Telecom for Dummies, Asterisk for Dummies, and VOIP Deployment for Dummies is a culmination of the service knowledge and wisdom he gained over 12 years in the telecom industry. As a customer service manager and lead troubleshooting technician, Stephen has taught thousands of employees, customers, and salespeople about telephony and the telecom industry.

  •  November 3, 2009
  •  Posted by at 11:40 am
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