We had a couple of our customers move the Level for a SIP trunk in Lync/Skype for Business. All of them have run into issues with their Level 3 SIP…
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Exchange 2010 and Cisco CUCM We recently migrated our production environment over to Exchange 2010 from Exchange 2007. During the process we hit one snag that caught us a bit…
Part I: SIP This is going to be a multi-part post. The first being the basics of SIP followed by other posts on SIP to include SIP Trunking. Being a…
Not all SIP Providers are Created Equal I’ve most recently engaged with a client related to SIP when their ‘inexpensive’ provider has proved to not only know very little about…
