Communications systems

1. What manufacturer telephone system are you using?
Unify / Siemens
2. How many extensions are there on your telephone system?

3. Who maintains your telephone system?
Unify / Siemens

4. When was the equipment installed?
5. When is the equipment end of life / end of contract? 

In response to both of these questions we can confirm that this contract began in August 2010 and will expire in August 2017
5. Are you using Lync or Skype for Business?