This software has undergone full product testing and is made available to the full UC320W user base. Available on cisco.com (CCO) and annouced on the UC300 Support Community.
This software has undergone internal product testing and is made available for early adoptors to test in their labs and later in friendly customer systems. Typically made available only via a Platform Modification FIle (PMF) and announced on the UC300 Support Community. Release Candidate participants are strongly encourage to upgrade to the General Availablity release when made available.
This software has undergone targeted testing focusing on the changed software. Initial release of the software is made available via a PMF and announced on the UC300 Support Community. Cisco may make this software more widely available without requiring a PMF at a later time.