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Bug #5977

closed

osmo-bsc unable to bring up osmo-bts-sysmo (BSIC/TSC)

Added by laforge about 1 year ago. Updated about 1 year ago.

Status:
Closed
Priority:
High
Assignee:
Category:
-
Target version:
-
Start date:
03/27/2023
Due date:
% Done:

0%

Spec Reference:

Description

I've just installed the 201705-nightly image on a sysmoBTS 1002:

root@sysmobts-v2:/tmp# osmo-bts-sysmo  --version
OsmoBTS version 1.6.0.37-e464e
root@sysmobts-v2:/tmp# opkg list | grep osmo-bts
osmo-bts - 1.6.0+git18+e464ef6524-r1.18.1

When trying to bring it up against a remote osmo-bsc, I'm getting an OML Radio Channel(00,00,00) Set Channel Attrributes NACK from the BTS, with the BTS complaining:


<0001> ../../../git/src/common/oml.c:454 OC=CHANNEL(03) INST=(00,00,00): Sending FOM NACK with cause Parameter value outside permitted range.

The BSC config contains BSIC 63 and TSC 7.

Somehow the BSIC doesn't seem to be set before the TSC7 of TS0, and then the BTS still has its zero-initialized BSIC?


Files


Related issues

Related to OsmoBTS - Bug #3789: BTS permits OPSTART of MO without attributesResolvedpespin02/07/2019

Actions
Is duplicate of Cellular Network Infrastructure - Bug #5856: Very annoying "this BTS model does not support TSC 7 != BSIC-BCC 0" error.Resolvedkeith01/15/2023

Actions
Actions #1

Updated by laforge about 1 year ago

  • Related to Bug #3789: BTS permits OPSTART of MO without attributes added
Actions #2

Updated by laforge about 1 year ago

Attaching a new pcap file containing GSMTAP logging of both BTS and BSC: sysmobts-abis-startup-problem-with-gsmtap.pcap

Actions #3

Updated by laforge about 1 year ago

  • Assignee set to pespin
  • Priority changed from Normal to High

setting BSIC to 0 in osmo-bsc.cfg works as a work-around. This should be fixed properly, obviously.

Actions #4

Updated by laforge about 1 year ago

  • Is duplicate of Bug #5856: Very annoying "this BTS model does not support TSC 7 != BSIC-BCC 0" error. added
Actions #5

Updated by pespin about 1 year ago

  • Status changed from New to Closed

Closing as duplicate of #5856, updates are being written there.

Actions

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