Avaya BCM [EOL] doesn't meet the minimum requirements to be ranked in IP PBX while Yeastar S-Series VoIP PBX is ranked 3rd in IP PBX. Avaya BCM [EOL] is rated 10.0, while Yeastar S-Series VoIP PBX is rated 0.0. The top reviewer of Avaya BCM [EOL] writes "Provides our VoIP services, giving us more control over our communications network". On the other hand, Avaya BCM [EOL] is most compared with , whereas Yeastar S-Series VoIP PBX is most compared with 3CX Live Chat and Cisco VoIP PBX.
See our list of best IP PBX vendors.
We monitor all IP PBX reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.