Dedicated Business Channel - is dedicated cable in business office with 
 several separate phone lines (from 4 up to 16). Connection End Point equipment 
 in office can interface with office PBX via analog lines, digital channel 
 (T1/E1) or VoIP channel - (SIP/H323).

 This Business Connection suitable for 
 -	legacy office PBX like Nortel Norstar/Meridian, 
 -	hybrid PBX like NEC Elite, Panasonic TDA/TDE
 -	IP-PBX like Asterisk, PBXpress

Small Business Channel - is dedicated cable in business office with 2 or 4 
 separate phone lines and broadband internet connection with one static IP 
 address.