Fig. 5

HW platform testbed of the PBX SW Asterisk. a Raspberry Pi. b Cubie-Board 2. c Cubie-Board 3. d NUC. e i7 PC board. f Dell servers
HW platform testbed of the PBX SW Asterisk. a Raspberry Pi. b Cubie-Board 2. c Cubie-Board 3. d NUC. e i7 PC board. f Dell servers