Snom One plus
Snom ONE plus is a telephone system (PBX), based on SIP protocol, designed as a universal hardware solution, which includes various options for connecting to PSTN: using analog, PRI (E1, T1, J1), BRI ports. When used with the Snom IP-phone it is a reliable and easy to install solution.
ShoreTel Sky is the modern phone system for today’s agile, mobile and always-on company. While other cloud-communications companies have added business VoIP services as an afterthought, hosted VoIP is the heart of ShoreTel Sky.