Call Center Links: TDM vs SIP

Spoken | August 9, 2016

8053487_sConfused about the benefits of staying with TDM or switching to SIP?

There has been a lot of talk brewing on call center sites, groups and periodicals on the benefits of making the move from the legacy analog TDM (Time-Division Multiplexing) architecture to SIP (Session Internet Protocol) industry standard. Stay tuned for a full post comparing the two and a cost-benefit analysis, but in the meantime, some of the best links we’ve found clarifying definitions, benefits, drawbacks and other information to fuel the argument to your CTO and CFO:

  • Why SIP rules over TDM PBX Three basic arguments in favor of the newer, more flexible technology.
  • What you need to know about moving from TDM to SIP-based systems NetworkWorld recommends two excellent white papers issued by Cisco. Both are extensive yet informative and easy to absorb, even for the non-technical person.
  • IP vs TDM Great “copper wires versus the internet” quickie comparison from Telco Depot
  • SIP Trunking The NET website gives a basic definition of the industry standard and its advantages over TDM.
  • SIP Trunking Bandwidth.com has the best encyclopedic entry on SIP technology and applications
  • SIP vs TDM Offers an architecture diagram comparing a legacy TDM with a single point of failure to a common SIP integration

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