ipbx eXpress is a complete software PBX with an advanced feature set.
ipbx eXpress software has been designed for small to medium sized environments, offering all the key advantages of Taridium's ipbx software. ipbx eXpress configurations are fully compatible with Taridium's ipbx enterprise solution allowing for a seamless upgrade path.
Pros: Supports many phone vendors
Manual Editor for Asterisk Enthusiasts
Clean, easy to use end user interface
Cons: Hard to think of any.
Overall: We were looking for a vendor neutral platform that would support several phones in our environment. We were pleased to find iPBX. Their support staff were quick to answer any questions we had and we would recommend them at any time.