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DESCRIPTION 18 ( 25 )

ERA/RGN/PD Jennie Bergström 5/1551-HRB 105 102/1 Uen

ERA/RKF/TU Carl Helander 2003-01-28 C

Prepared (also subject responsible if other) No

Approved Checked Date Rev Reference

B 00 00274A

Iub/NBAP Iub/NBAP Iub/FP+AALO

Iub/

Mub

RBS

Configuration Management

Infrastructure

Application Specific Functions

Platform Functions

Trafic Control

Bearer

Radio

Transpor

Fault Management

Performance Management

Synchronization

Figure 4 Main RBS Application Function Groups

See table 1 for RBS function groups. The interfaces mentioned in the table text

are described in page 20.

Table 1 RBS Function Groups

Function Groups Task

Fault Management These functions detect, isolate, and

recover from faults in supervised

functions.

Faults are reported through alarms,

and are logged and maintained in an

active alarm list.

Alarm handling is performed through

the Mub interface. Supervision

functions are always active and do

not have to be configured.