It is recommended to upgrade this Avaya Product soon.
This product uses IP lines and SIP services to transmit the voice through the internet connection to the other party (data over the signal connection). Teltek’s Nebulosity Cloud PBX and Stratus Cloud PBX are systems which provide this service. We also can adapt analog devices (like fax) to our VoIP system.
The Polycom® VVX® 101 is a simple, yet reliable, one-line SIP phone, with a 10/100 Ethernet port, that delivers enterprise-grade sound quality. Make more efficient and productive calls with unparalleled voice clarity.Polycom VVX Series 2 101