In my  first blog I described how Cisco IT is interconnecting our outsourced Contact Centers using SIP trunks, replacing the more costly (and less effective) PSTN trunks.  In our first round of SIP trunk deployments we expect to save almost 25% of our current contact center calling costs (or $2M per year).  But there were other, less tangible benefits as well.
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Tags: border element, Call Center, coc-collaboration, contact center, CUBE, extranet, outsourced, PSTN, SIP