, : -- -- принцип ip телефонии : 86 FreePBX 13 - SIP 04, 2016 12000 100 76 2 IP - 21, 2016 0 0 0 3 VoIP 15, 2016 1000 10 0 4 SIP 13, 2016 1000 40 0 4 SIP 11, 2016 0 40 0 4 SIP PSTN? 30, 2016 510 0 0 4 IP 22, 2016 560 0 0 3 IP- 16, 2016 1000 0 0 5 SIP PRI 08, 2016 3000 1000 0 5 VoIP 06, 2016 5000 0 0 5 1 2 3 4 5 6 7 8 9
