Siemens Enterprise OpenStage 40 SIP IP-phone is a great solution for people working in the permanent place. This model features a large display and easy setup of various protocols such as TDM, HFA and SIP.
MySipProvider is an Italian SIP traffic provider. We provide Wholesale A-Z with CLI. Our main target is business customer. Our company running since 2010 with 300 customers and 80 vendors.