4 Functional Split between BSC and BTS
3GPP52.021Network Management (NM) procedures and messages on the A-bis interfaceRelease 17TS
Functional split of management functions between BSC and BTS is shown in table 1.
Table 1/GSM 12.2: Split of management functions between BSC and BTS
BSC |
BTS |
|
Fault Management |
||
BTS |
||
test request |
X |
– |
test execution |
– |
X |
test analysis |
NS |
– |
fault detection |
– |
X |
fault localization |
X (note) |
X |
fault reporting |
X |
X |
Link |
||
testing (req,ex,rpt) |
NS |
– |
fault detection |
X |
X |
fault localization |
X |
X |
fault reporting |
X |
X |
Configuration Management |
||
Hardware |
control/monitor |
control |
Software |
control/monitor |
monitor |
State |
control/monitor |
control/monitor |
Parameters |
control/monitor |
monitor |
Performance Management |
||
Collection |
X |
X (radio path only) |
Reporting |
X |
X (radio path only) |
Administration |
X |
– |
Security Management (Access Control to BTS) BTS) |
||
Control |
– |
X |
Monitoring |
– |
X |
NOTE: When fault localisation is not possible at the BTS it must be deduced at the BSC. Legend: Abbreviations: NS = Not Specified; req = request; X = Function exists; ex = execution – = Function non-exists; rpt = report |