Further information for Sangoma BDN-BDL-1407
IMG 2020 1440 Port Bundle - Dual DC power (Sigtran AS/PRI/VoIP) - Motherboard < Chassis, fractional STM-1, 4 T1/E1, 2 Sigtran Associations, 1440 ISUP CICs/ISDN B-Channels, 2 DSP Mods, 1440 VoIP ports < 1440 SIP sessions, GC EMS license