Tag Archives: Normalization

Polycom VVX firmware 5.3+ will bypass Dial Plan normalization for 911 in Skype for Business and calls could fail

Hopefully the title of this blog has scared you into reading more and also testing in your own environment! Today I was pulled into a support case where a client was testing 911 while switching sip providers, they discovered that the Skype for Business client was successful but the Polycom VVX would fail to make… Read More »

Expresso – Free Tool to Build Advanced Regex in Lync

Normalization rules in Lync use .Net regular expressions (regex) to specify how phone numbers in various formats are matched to patterns and translated to the E.164 format. ( http://technet.microsoft.com/en-us/library/gg399071.aspx ) The Lync Server Control Panel provides a normalization rule builder, which helps walk through the process of creating basic regular expressions covering most scenarios. The… Read More »