Installation and Operation Manual
Chapter
4 Configuration
ACE-3105, ACE-3205 Ver. 5.2
Configuring for Operation 4-61
Parameter Description
Possible
Values
Uplink TX direction
The uplink transmit direction:
upstream = BTS2BSC
downstream = BSC2BTS
Upstream
Downstream
Default: Upstream
Upstream optimization
mode
The optimization mode for the
upstream direction (BTS2BSC).
Note: Should equal the Downstream
Optimization mode
Disable
Optimization
Compression
Optimization
Compression
Default: Optimization
Downstream optimization
mode
The optimization mode for the
downstream direction (BSC2BTS).
Note: Should equal the Upstream
Optimization mode
Disable
Optimization
Compression
Optimization
Compression
Default: Optimization
Byte reversal
Defines whether the BTS/BSC reverses
the traffic bytes or not
Yes
No
Default: Yes
Tx Jitter
Defines the size of the transmit jitter
towards the BTS/BSC (in ms).
4–60
Default: 24
Idle TRAU
Defines the idle mode type for
TRAU/GPRS timeslots
Idle PCM
Idle speech
Asymmetric idle speech
Default: Idle PCM
Silence suppression
rate
Suppression rate of silent frames
during voice calls
0% - 98%
Default: 98%
Silence TRAU
Defines the type of generated silence
TRAU frame.
Note: Available only when the TX
direction is set to Downstream.
Last received
Idle speech
SID
Default: Last received
GPRS frame
Defines whether the GPRS calls are
encapsulated in TRAU frames or not.
TRAU
Other
Default: TRAU
Unknown frame
optimization
Defines whether unknown data (GPRS)
is optimized or not.
Enable
Disable
Default: Disable
Signaling VPI
The VPI that should be used when
creating the XC for signaling traffic
0–5
Read-only