, : -- -- Windows : 225 Cisco Unified Communications Manager 01, 2016 3280 0 1 6 3CX Phone System? 14, 2016 0 10 0 3 3CX Phone System - , 29, 2015 120 0 0 5 Asterisk 09, 2016 7000 240 0 4 Zoiper 07, 2016 870 0 0 3 PhonerLite Asterisk 12, 2016 1900 0 0 3 Linphone 28, 2016 1880 0 0 3 X-Lite 05, 2016 2000 0 1 2 MizuPhone 07, 2016 60 0 0 3 3CX Phone System 14 15, 2017 160 0 0 3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
