ºÝºÝߣ

microsoft unified communications lync server 2010 daniel jonathan valik dvalik daniel valik lync voice regulation power view power route reporting ocs 2007 r2 monitoring server voice enterprise voice exchange server mobility social networking unify windows phone cloud technical specialist office communications server 2010 product specialist uc cisco ³Ü²Ô¾±´Ú²â² um unified messaging customer care the renaissance of communication and collaboration book cloud services hdx polycom ucc css contact center