, : -- -- SIP против PRI – сравнение и преимущества : 24 SIP PRI 08, 2016 3000 1000 0 5 FreePBX 13 - SIP 04, 2016 12000 0 0 2 SIP 13, 2016 1000 0 0 4 SIP 11, 2016 0 0 0 4 SIP PSTN? 30, 2016 0 0 0 4 Asterisk Sipnet 18, 2016 0 0 11 3 Yealink SIP-T28P 22, 2016 0 0 0 3 Asterisk SIP 17, 2016 7000 0 42 2 MicroSIP 09, 2016 0 0 0 2 5 SIP/IP Asterisk 14, 2016 1000 0 0 5 1 2 3
