I will be glad to answer questions about your Merlin Legend and/or Magix telephone system. I also know the Partner telephone system as well. And of course the Voice Mails that these systems use.
I am a retired Tier-3 Technical Support Engineer formally employed by AVAYA, Lucent & AT&T. I was a TIER-3 Engineer on these products BEFORE they were products. Besides assisting Technicians on problems with these products, I was responsible to contact Bell Labs with product issues.
University of HARD KNOCKS, and several courses in the telephone industry. Also, I was a UNIX system administrator.