История изменений [назад]

Пропадает голос от собеседника через SIP Интертелеком

Elastix 2.2.0. Подключили SIP от Интертелеком и наблюдается часто пропадание голоса входящего собеседника, он нас по прежнему слышит. Подключено 4 разных номера, на всех одна и та же проблема. Но на одном это происходит через 5 минут, на другом - через минуту, может в начале разговора.

Сервер не за натом, белый айпи. Никакие порты в сторону инета не режутся. Трасса до сервера отличная: Трассировка маршрута к 195.128.182.62 с максимальным числом прыжков 30 1 2 ms 1 ms 1 ms vpn.2mcl.com [193.0.240.48] 2 9 ms 9 ms 9 ms sirius.2mcl.com [193.0.240.40] 3 35 ms 4 ms 4 ms datagroup.mclaut.com.ua [46.164.145.129] 4 5 ms 5 ms 5 ms bagg1-v771-h3c2.kiev.datagroup.ua [80.91.163.14] 5 4 ms 4 ms 70 ms dtel-ix.ett.com.ua [193.25.180.24] 6 11 ms 11 ms 11 ms 78.154.170.81.ett.ua [78.154.170.81] 7 12 ms 11 ms 11 ms 78.154.170.82.ett.ua [78.154.170.82] 8 12 ms 12 ms 12 ms 195.128.182.62

Во время провала замечено при команде rtp set debug ip 195.128.182.62:63632 следущее:

Got RTP packet from Got RTP packet from Got RTP packet from Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP packet from Got RTP packet from Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP RFC2833 from Got RTP packet from Got RTP RFC2833 from Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP RFC2833 from Got RTP packet from Got RTP RFC2833 from Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP RFC2833 from Got RTP packet from Got RTP RFC2833 from Sent RTP packet to Sent RTP packet to Sent RTP packet to Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Got RTP packet from Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP packet from Got RTP packet from Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP packet from Got RTP packet from Sent RTP packet to Sent RTP packet to Sent RTP packet to Got RTP packet from Got RTP packet from Got RTP packet from Sent RTP packet to Sent RTP packet to Sent RTP packet to 195.128.182.62:63632 (type 00, seq 022278, ts 1256928, len 000160) 195.128.182.62:63632 (type 00, seq 022279, ts 1257088, len 000160) 195.128.182.62:63632 (type 00, seq 022280, ts 1257248, len 000160) 195.128.182.62:63632 (type 00, seq 048797, ts 1508729048, len 000160) 195.128.182.62:63632 (type 00, seq 048798, ts 1508729208, len 000160) 195.128.182.62:63632 (type 00, seq 048799, ts 1508729368, len 000160) 195.128.182.62:63632 (type 00, seq 022281, ts 1257408, len 000160) 195.128.182.62:63632 (type 00, seq 022282, ts 1257568, len 000160) 195.128.182.62:63632 (type 00, seq 022283, ts 1257728, len 000160) 195.128.182.62:63632 (type 00, seq 048800, ts 1508729528, len 000160) 195.128.182.62:63632 (type 00, seq 048801, ts 1508729688, len 000160) 195.128.182.62:63632 (type 00, seq 048802, ts 1508729848, len 000160) 195.128.182.62:63632 (type 101, seq 012796, ts 056844, len 000004) 195.128.182.62:63632 (type 101, seq 012796, ts 056844, len 000004, mark 1, event 00000005, end 0, duration 00000) 195.128.182.62:63632 (type 101, seq 012797, ts 057084, len 000004) 195.128.182.62:63632 (type 101, seq 012797, ts 057084, len 000004, mark 0, event 00000005, end 0, duration 00240) 195.128.182.62:63632 (type 00, seq 048803, ts 1508730008, len 000160) 195.128.182.62:63632 (type 00, seq 048804, ts 1508730168, len 000160) 195.128.182.62:63632 (type 00, seq 048805, ts 1508730328, len 000160) 195.128.182.62:63632 (type 101, seq 012798, ts 057324, len 000004) 195.128.182.62:63632 (type 101, seq 012798, ts 057324, len 000004, mark 0, event 00000005, end 0, duration 00480) 195.128.182.62:63632 (type 101, seq 012799, ts 057564, len 000004) 195.128.182.62:63632 (type 101, seq 012799, ts 057564, len 000004, mark 0, event 00000005, end 0, duration 00720) 195.128.182.62:63632 (type 00, seq 048806, ts 1508730488, len 000160) 195.128.182.62:63632 (type 00, seq 048807, ts 1508730648, len 000160) 195.128.182.62:63632 (type 00, seq 048808, ts 1508730808, len 000160) 195.128.182.62:63632 (type 101, seq 012800, ts 057804, len 000004) 195.128.182.62:63632 (type 101, seq 012800, ts 057804, len 000004, mark 0, event 00000005, end 0, duration 00960) 195.128.182.62:63632 (type 101, seq 012801, ts 058044, len 000004) 195.128.182.62:63632 (type 101, seq 012801, ts 058044, len 000004, mark 0, event 00000005, end 1, duration 01200) 195.128.182.62:63632 (type 00, seq 048809, ts 1508730968, len 000160) 195.128.182.62:63632 (type 00, seq 048810, ts 1508731128, len 000160) 195.128.182.62:63632 (type 00, seq 048811, ts 1508731288, len 000160) 195.128.182.62:63632 (type 00, seq 048812, ts 1508731448, len 000160) 195.128.182.62:63632 (type 00, seq 048813, ts 1508731608, len 000160) 195.128.182.62:63632 (type 00, seq 048814, ts 1508731768, len 000160) 195.128.182.62:63632 (type 00, seq 022284, ts 1257888, len 000160) 195.128.182.62:63632 (type 00, seq 022285, ts 1258048, len 000160) 195.128.182.62:63632 (type 00, seq 022286, ts 1258208, len 000160) 195.128.182.62:63632 (type 00, seq 022287, ts 1258368, len 000160) 195.128.182.62:63632 (type 00, seq 022288, ts 1258528, len 000160) 195.128.182.62:63632 (type 00, seq 022289, ts 1258688, len 000160) 195.128.182.62:63632 (type 00, seq 022290, ts 1258848, len 000160) 195.128.182.62:63632 (type 00, seq 022291, ts 1259008, len 000160) 195.128.182.62:63632 (type 00, seq 022292, ts 1259168, len 000160) 195.128.182.62:63632 (type 00, seq 022293, ts 1259328, len 000160) 195.128.182.62:63632 (type 00, seq 022294, ts 1259488, len 000160) 195.128.182.62:63632 (type 00, seq 022295, ts 1259648, len 000160) 195.128.182.62:63632 (type 00, seq 022296, ts 1259808, len 000160) 195.128.182.62:63632 (type 00, seq 022297, ts 1259968, len 000160) 195.128.182.62:63632 (type 00, seq 022298, ts 1260128, len 000160) 195.128.182.62:63632 (type 00, seq 048815, ts 1508731928, len 000160) 195.128.182.62:63632 (type 00, seq 048816, ts 1508732088, len 000160) 195.128.182.62:63632 (type 00, seq 048817, ts 1508732248, len 000160) 195.128.182.62:63632 (type 00, seq 022299, ts 1260288, len 000160) 195.128.182.62:63632 (type 00, seq 022300, ts 1260448, len 000160) 195.128.182.62:63632 (type 00, seq 022301, ts 1260608, len 000160) 195.128.182.62:63632 (type 00, seq 048818, ts 1508732408, len 000160) 195.128.182.62:63632 (type 00, seq 048819, ts 1508732568, len 000160) 195.128.182.62:63632 (type 00, seq 048820, ts 1508732728, len 000160) 195.128.182.62:63632 (type 00, seq 022302, ts 1260768, len 000160) 195.128.182.62:63632 (type 00, seq 022303, ts 1260928, len 000160) 195.128.182.62:63632 (type 00, seq 022304, ts 1261088, len 000160) 195.128.182.62:63632 (type 00, seq 048821, ts 1508732888, len 000160) 195.128.182.62:63632 (type 00, seq 048822, ts 1508733048, len 000160) 195.128.182.62:63632 (type 00, seq 048823, ts 1508733208, len 000160) 195.128.182.62:63632 (type 00, seq 022305, ts 1261248, len 000160) 195.128.182.62:63632 (type 00, seq 022306, ts 1261408, len 000160) 195.128.182.62:63632 (type 00, seq 022307, ts 1261568, len 000160) 195.128.182.62:63632 (type 00, seq 048824, ts 1508733368, len 000160) 195.128.182.62:63632 (type 00, seq 048825, ts 1508733528, len 000160) 195.128.182.62:63632 (type 00, seq 048826, ts 1508733688, len 000160)

Также если смотреть sip show channelstats то появляется Peer Call ID Duration Recv: Pack Lost ( %) Jitter Send: Pack Lost ( %) Jitter 195.128.182.62 13654655940 00:02:59 0000008967 0000000000 ( 0.00%) 0.0000 0000008958 0000000000 ( 0.00%) 0.0057

Peer Call ID Duration Recv: Pack Lost ( %) Jitter Send: Pack Lost ( %) Jitter 195.128.182.62 13654655940 00:03:00 0000009036 0000065530 (87.88%) 0.0000 0000009028 0000000000 ( 0.00%) 0.0006

Peer Call ID Duration Recv: Pack Lost ( %) Jitter Send: Pack Lost ( %) Jitter 195.128.182.62 13654655940 00:03:01 0000009091 0000065530 (87.82%) 0.0000 0000009082 0000000000 ( 0.00%) 0.0107

кто виноват?

Пропадает голос от собеседника через SIP Интертелеком

Сервер не за натом, белый айпи. Никакие порты в сторону инета не режутся. Трасса до сервера ~~отличная:~~ отличная:

Трассировка маршрута к 195.128.182.62 с максимальным числом прыжков 30
  1     2 ms     1 ms     1 ms  vpn.2mcl.com [193.0.240.48]
  2     9 ms     9 ms     9 ms  sirius.2mcl.com [193.0.240.40]
  3    35 ms     4 ms     4 ms  datagroup.mclaut.com.ua [46.164.145.129]
  4     5 ms     5 ms     5 ms  bagg1-v771-h3c2.kiev.datagroup.ua [80.91.163.14]
  5     4 ms     4 ms    70 ms  dtel-ix.ett.com.ua [193.25.180.24]
  6    11 ms    11 ms    11 ms  78.154.170.81.ett.ua [78.154.170.81]
  7    12 ms    11 ms    11 ms  78.154.170.82.ett.ua [78.154.170.82]
  8    12 ms    12 ms    12 ms  195.128.182.62195.128.182.62

Во время провала замечено при команде rtp set debug ip 195.128.182.62:63632 следущее:

Got RTP packet from 195.128.182.62:63632 (type 00, seq 022278, ts 1256928, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022279, ts 1257088, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022280, ts 1257248, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048797, ts 1508729048, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048798, ts 1508729208, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048799, ts 1508729368, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022281, ts 1257408, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022282, ts 1257568, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022283, ts 1257728, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048800, ts 1508729528, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048801, ts 1508729688, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048802, ts 1508729848, len 000160) Got RTP packet from 195.128.182.62:63632 (type 101, seq 012796, ts 056844, len 000004) Got RTP RFC2833 from 195.128.182.62:63632 (type 101, seq 012796, ts 056844, len 000004, mark 1, event 00000005, end 0, duration 00000) Got RTP packet from 195.128.182.62:63632 (type 101, seq 012797, ts 057084, len 000004) Got RTP RFC2833 from 195.128.182.62:63632 (type 101, seq 012797, ts 057084, len 000004, mark 0, event 00000005, end 0, duration 00240) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048803, ts 1508730008, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048804, ts 1508730168, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048805, ts 1508730328, len 000160) Got RTP packet from 195.128.182.62:63632 (type 101, seq 012798, ts 057324, len 000004) Got RTP RFC2833 from 195.128.182.62:63632 (type 101, seq 012798, ts 057324, len 000004, mark 0, event 00000005, end 0, duration 00480) Got RTP packet from 195.128.182.62:63632 (type 101, seq 012799, ts 057564, len 000004) Got RTP RFC2833 from 195.128.182.62:63632 (type 101, seq 012799, ts 057564, len 000004, mark 0, event 00000005, end 0, duration 00720) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048806, ts 1508730488, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048807, ts 1508730648, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048808, ts 1508730808, len 000160) Got RTP packet from 195.128.182.62:63632 (type 101, seq 012800, ts 057804, len 000004) Got RTP RFC2833 from 195.128.182.62:63632 (type 101, seq 012800, ts 057804, len 000004, mark 0, event 00000005, end 0, duration 00960) Got RTP packet from 195.128.182.62:63632 (type 101, seq 012801, ts 058044, len 000004) Got RTP RFC2833 from 195.128.182.62:63632 (type 101, seq 012801, ts 058044, len 000004, mark 0, event 00000005, end 1, duration 01200) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048809, ts 1508730968, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048810, ts 1508731128, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048811, ts 1508731288, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048812, ts 1508731448, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048813, ts 1508731608, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048814, ts 1508731768, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022284, ts 1257888, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022285, ts 1258048, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022286, ts 1258208, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022287, ts 1258368, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022288, ts 1258528, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022289, ts 1258688, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022290, ts 1258848, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022291, ts 1259008, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022292, ts 1259168, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022293, ts 1259328, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022294, ts 1259488, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022295, ts 1259648, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022296, ts 1259808, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022297, ts 1259968, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022298, ts 1260128, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048815, ts 1508731928, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048816, ts 1508732088, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048817, ts 1508732248, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022299, ts 1260288, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022300, ts 1260448, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022301, ts 1260608, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048818, ts 1508732408, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048819, ts 1508732568, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048820, ts 1508732728, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022302, ts 1260768, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022303, ts 1260928, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022304, ts 1261088, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048821, ts 1508732888, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048822, ts 1508733048, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048823, ts 1508733208, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022305, ts 1261248, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022306, ts 1261408, len 000160) Got RTP packet from 195.128.182.62:63632 (type 00, seq 022307, ts 1261568, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048824, ts 1508733368, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048825, ts 1508733528, len 000160) Sent RTP packet to 195.128.182.62:63632 (type 00, seq 048826, ts 1508733688, len 000160)000160)

Также если смотреть sip show channelstats то появляется

Peer Call ID Duration Recv: Pack Lost ( %) Jitter Send: Pack Lost ( %) Jitter 195.128.182.62 13654655940 00:02:59 0000008967 0000000000 ( 0.00%) 0.0000 0000008958 0000000000 ( 0.00%) 0.00570.0057 Peer Call ID Duration Recv: Pack Lost ( %) Jitter Send: Pack Lost ( %) Jitter 195.128.182.62 13654655940 00:03:00 0000009036 0000065530 (87.88%) 0.0000 0000009028 0000000000 ( 0.00%) 0.00060.0006 Peer Call ID Duration Recv: Pack Lost ( %) Jitter Send: Pack Lost ( %) Jitter 195.128.182.62 13654655940 00:03:01 0000009091 0000065530 (87.82%) 0.0000 0000009082 0000000000 ( 0.00%) 0.01070.0107

кто виноват? куда рыть?

Пропадает голос от собеседника через SIP Интертелеком

Сервер не за натом, белый айпи. Никакие порты в сторону инета не режутся. Трасса до сервера отличная:

Трассировка маршрута к 195.128.182.62 с максимальным числом прыжков 30
  1     2 ms     1 ms     1 ms  vpn.2mcl.com [193.0.240.48]
  2     9 ms     9 ms     9 ms  sirius.2mcl.com [193.0.240.40]
  3    35 ms     4 ms     4 ms  datagroup.mclaut.com.ua [46.164.145.129]
  4     5 ms     5 ms     5 ms  bagg1-v771-h3c2.kiev.datagroup.ua [80.91.163.14]
  5     4 ms     4 ms    70 ms  dtel-ix.ett.com.ua [193.25.180.24]
  6    11 ms    11 ms    11 ms  78.154.170.81.ett.ua [78.154.170.81]
  7    12 ms    11 ms    11 ms  78.154.170.82.ett.ua [78.154.170.82]
  8    12 ms    12 ms    12 ms  195.128.182.62

Во время провала замечено при команде rtp set debug ip 195.128.182.62:63632 следущее:

Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022278, ts 1256928, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022279, ts 1257088, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022280, ts 1257248, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048797, ts 1508729048, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048798, ts 1508729208, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048799, ts 1508729368, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022281, ts 1257408, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022282, ts 1257568, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022283, ts 1257728, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048800, ts 1508729528, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048801, ts 1508729688, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048802, ts 1508729848, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 101, seq 012796, ts 056844, len 000004)
Got  RTP RFC2833 from   195.128.182.62:63632 (type 101, seq 012796, ts 056844, len 000004, mark 1, event 00000005, end 0, duration 00000)
Got  RTP packet from    195.128.182.62:63632 (type 101, seq 012797, ts 057084, len 000004)
Got  RTP RFC2833 from   195.128.182.62:63632 (type 101, seq 012797, ts 057084, len 000004, mark 0, event 00000005, end 0, duration 00240)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048803, ts 1508730008, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048804, ts 1508730168, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048805, ts 1508730328, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 101, seq 012798, ts 057324, len 000004)
Got  RTP RFC2833 from   195.128.182.62:63632 (type 101, seq 012798, ts 057324, len 000004, mark 0, event 00000005, end 0, duration 00480)
Got  RTP packet from    195.128.182.62:63632 (type 101, seq 012799, ts 057564, len 000004)
Got  RTP RFC2833 from   195.128.182.62:63632 (type 101, seq 012799, ts 057564, len 000004, mark 0, event 00000005, end 0, duration 00720)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048806, ts 1508730488, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048807, ts 1508730648, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048808, ts 1508730808, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 101, seq 012800, ts 057804, len 000004)
Got  RTP RFC2833 from   195.128.182.62:63632 (type 101, seq 012800, ts 057804, len 000004, mark 0, event 00000005, end 0, duration 00960)
Got  RTP packet from    195.128.182.62:63632 (type 101, seq 012801, ts 058044, len 000004)
Got  RTP RFC2833 from   195.128.182.62:63632 (type 101, seq 012801, ts 058044, len 000004, mark 0, event 00000005, end 1, duration 01200)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048809, ts 1508730968, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048810, ts 1508731128, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048811, ts 1508731288, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048812, ts 1508731448, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048813, ts 1508731608, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048814, ts 1508731768, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022284, ts 1257888, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022285, ts 1258048, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022286, ts 1258208, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022287, ts 1258368, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022288, ts 1258528, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022289, ts 1258688, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022290, ts 1258848, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022291, ts 1259008, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022292, ts 1259168, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022293, ts 1259328, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022294, ts 1259488, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022295, ts 1259648, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022296, ts 1259808, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022297, ts 1259968, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022298, ts 1260128, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048815, ts 1508731928, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048816, ts 1508732088, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048817, ts 1508732248, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022299, ts 1260288, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022300, ts 1260448, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022301, ts 1260608, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048818, ts 1508732408, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048819, ts 1508732568, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048820, ts 1508732728, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022302, ts 1260768, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022303, ts 1260928, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022304, ts 1261088, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048821, ts 1508732888, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048822, ts 1508733048, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048823, ts 1508733208, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022305, ts 1261248, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022306, ts 1261408, len 000160)
Got  RTP packet from    195.128.182.62:63632 (type 00, seq 022307, ts 1261568, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048824, ts 1508733368, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048825, ts 1508733528, len 000160)
Sent RTP packet to      195.128.182.62:63632 (type 00, seq 048826, ts 1508733688, len 000160)

Также если смотреть sip show channelstats то появляется

Peer             Call ID      Duration Recv: Pack  Lost       (     %) Jitter Send: Pack  Lost       (     %) Jitter
195.128.182.62   13654655940  00:02:59 0000008967  0000000000 ( 0.00%) 0.0000 0000008958  0000000000 ( 0.00%) 0.0057

Peer             Call ID      Duration Recv: Pack  Lost       (     %) Jitter Send: Pack  Lost       (     %) Jitter
195.128.182.62   13654655940  00:03:00 0000009036  0000065530 (87.88%) 0.0000 0000009028  0000000000 ( 0.00%) 0.0006

Peer             Call ID      Duration Recv: Pack  Lost       (     %) Jitter Send: Pack  Lost       (     %) Jitter
195.128.182.62   13654655940  00:03:01 0000009091  0000065530 (87.82%) 0.0000 0000009082  0000000000 ( 0.00%) 0.0107

кто виноват? куда ~~рыть?~~рыть? как решить?