1�� RAN474: Multi-RAB: AMR + 3 PS data

This feature belongs to application software.

1.2.1 Description

This feature increases the number of simultaneous NRT PS RAB allocations to three.

The following new multi-RAB combinations are supported for one UE:

• 2 NRT PS RABs

• 3 NRT PS RABs

• AMR + 2 NRT PS RABs

• AMR + 3 NRT PS RABs

The bit rates of the DCHs allocated for the RABs are selected so that the total bit rate

does not exceed 384 kbit/s.

Operational aspects

The operator can monitor the used multi-RAB configurations through multi-RAB specific

counters.

1.2.2 Requirements

System requirements

None.

Software requirements

Directed RRC connection setup for HSDPA layer:

• RAN release RAN04

• RNC release RN2.0

• Flexi Lite WL7.0 2.0

• NetAct release OSS3.1 ED3 CDs

• SGSN release SGN2

• MSC release M11

• MGW release U1.5

Hardware requirements

For Flexi Lite BTS WCDMA this feature requires the following feature:

• RAN2157: Flexi Lite BTS 2100

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None.

End-user requirements

None.

Radio resource management and telecom features WCDMA RAN, Rel. RAN04, Feature Descriptions

12 DN0940947 Issue: 02A