Help


from Wikipedia
« »  
Class 5 softswitches are intended for work with end-users.
These softswitches are both for local and long distance telephony services.
Class 5 softswitches are characterized by additional services for end-users and corporate clients such as IP PBX features, call center services, calling card platform, types of authorization, and other features similar to other Class 5 telephone switches.

2.598 seconds.