A Voipswitch or softswitch is a very important device element of any
telecommunications network. It connects different IP networks in order to
deliver end-to-end communications
Cisco 7931G is considered as one of the best multifunctional phones with 24 phone line keys. Due to high number of keys (24 line keys with backlight and 4 interactive menu keys with all features and possibilities of the phone), this model can work independently from CP7915 and CP7916 panels, what makes the organization of the office cheaper.