, : -- -- MD5 : 24 : MD5 19, 2020 1000 0 0 3 FreePBX 14 () - 29, 2017 2000 0 16 2 VoIP 29, 2018 0 0 0 5 CUCM 21, 2018 0 0 0 3 DMVPN Cisco 28, 2018 530 0 0 7 Cisco 21, 2018 0 0 0 8 Asterisk 20, 2018 400 0 10 4 Cisco IOS 12, 2018 0 0 0 3 01, 2018 7000 150 0 23 SIP 17, 2018 2630 170 0 6 1 2 3