S-Series IP PBX Administrator Guide
3
Expansion Board
Yeastar S100 and S300 are expandable.
S100 supports up to 2 EX08/EX30 Expansion Spans; supports 1 D30 Module.
S300 supports up to 3 EX08/EX30 Expansion Spans; supports up to 2 D30 Modules.
Expansion Board
– EX08
EX08 board supports up to 4 modules (8 ports).
Expansion Board
– EX30
EX30 board supports 1 E1/T1 port.
D30 Module
D30 is a DSP module, used to expand the capacity of PBX. With per D30 module added, the
extensions increase 100 and concurrent calls increase 30 in additional.
Optional Module
O2 Module
S2 Module
B2 Module
GSM Module
3G Module
CDMA Module
