Блокируются каналы.
Картина не меняется, при отключении, включении потока, всё так-же.
Верхний оператор "Мегафон", говорит ничего не делал, мы тоже, человек который, мог, уволился.
Это, то что видит "Мегафон" - "Maintenance blocking local end by opposite end"
Я не специалист и подумал глядя на картинку, что это закодированное послание

Спасибо.
SMG1016M-[MGMT]-[SS7LINK][2]> show info chan
'SS7-Link' [02]: Channels info
[00]: CIC [000], CState: BUSY_OUT (Off), UFlag: 0x00
[01]: CIC [065], CState: ACTIVE (Talk), UFlag: 0x01
[02]: CIC [066], CState: BLOCKED (Block), UFlag: 0x30
[03]: CIC [067], CState: NULL (Ready), UFlag: 0x01
[04]: CIC [068], CState: BLOCKED (Block), UFlag: 0x30
[05]: CIC [069], CState: NULL (Ready), UFlag: 0x01
[06]: CIC [070], CState: BLOCKED (Block), UFlag: 0x30
[07]: CIC [071], CState: NULL (Ready), UFlag: 0x01
[08]: CIC [072], CState: BLOCKED (Block), UFlag: 0x30
[09]: CIC [073], CState: NULL (Ready), UFlag: 0x01
[10]: CIC [074], CState: BLOCKED (Block), UFlag: 0x30
[11]: CIC [075], CState: ACTIVE (Talk), UFlag: 0x01
[12]: CIC [076], CState: BLOCKED (Block), UFlag: 0x30
[13]: CIC [077], CState: ACTIVE (Talk), UFlag: 0x01
[14]: CIC [078], CState: BLOCKED (Block), UFlag: 0x04
[15]: CIC [079], CState: NULL (Ready), UFlag: 0x01
[16]: CIC [080], CState: BLOCKED (Block), UFlag: 0x04
[17]: CIC [081], CState: NULL (Ready), UFlag: 0x01
[18]: CIC [082], CState: NULL (Ready), UFlag: 0x01
[19]: CIC [083], CState: NULL (Ready), UFlag: 0x01
[20]: CIC [084], CState: BLOCKED (Block), UFlag: 0x04
[21]: CIC [085], CState: BLOCKED (Block), UFlag: 0x04
[22]: CIC [086], CState: BLOCKED (Block), UFlag: 0x04
[23]: CIC [087], CState: BLOCKED (Block), UFlag: 0x04
[24]: CIC [088], CState: BLOCKED (Block), UFlag: 0x04
[25]: CIC [089], CState: BLOCKED (Block), UFlag: 0x04
[26]: CIC [090], CState: BLOCKED (Block), UFlag: 0x04
[27]: CIC [091], CState: BLOCKED (Block), UFlag: 0x04
[28]: CIC [092], CState: BLOCKED (Block), UFlag: 0x04
[29]: CIC [093], CState: BLOCKED (Block), UFlag: 0x04
[30]: CIC [094], CState: BLOCKED (Block), UFlag: 0x04
[31]: CIC [095], CState: BLOCKED (Block), UFlag: 0x04
SMG1016M-[MGMT]-[SS7LINK][2]>
=== Show channel state on ISUP-profile 88 ===
========================================
SMG1016M-[TRACES]> 17:43:54.303217 [INFO] SS7/MTP3. Line '00/01'. Data Rx. SNI=0xC5 (SI=5, NI=3) [DPC=1022, OPC=166, SLS=7]. [SLC=0]
0D.C5.FE.83.29.70.27.00.0C.02.00.02.8A.90.