Configuring the BTS3012 S6/6/6 (DTRU)

This describes how to configure the S6/6/6 for the BTS3012 using the DTRU.

ScenarioBSC initial configuration and BSC capacity expansion
Mandatory/OptionalOptional. The BTS3012 S6/6/6 is configured if required.
NOTE:

The procedure for configuring the S6/6/6 for the BTS in TDM transmission mode is the same as that for configuring the S6/12/12 for the BTS in HDLC/HUB transmission mode.

If the BTS3012 S6/6/6 is configured by using only the DTRU, nine DTRUs are required. A fully configured cabinet holds only six DTRUs. Therefore, another cabinet is required to form combined cabinets. In addition, more site chains should be added to guarantee sufficient bandwidth.

Prerequisites

Preparation

Table 1 Example of the data negotiated and planned for configuring the BTS3012 S6/6/6 using only the QTRU

Parameter

Example

Source

Site Attributes

Site Name

BTS 1

Network planning

SiteType

BTS3012

Network planning

Upper-Level Port No.

GEIUB Port 0

Network planning

Multiplexing Mode

4:1

Network planning

FlexAbis Mode

Fix

Network planning

Service Mode

TDM/HDLC/HUB BTS

Network planning

Support Separate

Selected

Network planning

Active

Deselected

Network planning

Config Ring

No

Network planning

Config AbisByPass

No

Network planning

Extension BTS

Cabinet Type

BTS3012

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Cabinet No.

1

Network planning

Cell attributes

Number of Cells

3

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Cell Name

Cell 1-0, cell 1-1, cell 1-2

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Frequency Band

GSM900

Network planning

MCC

460

Network planning

MNC

01

Network planning

LAC

8240

Network planning

CI

1, 2, 3

Network planning

BCC

1

Network planning

NCC

1

Network planning

Cell Extension Type

Common cell

Network planning

Cell Type

Common cell

Network planning

TRX Attributes

Assigned Cell

Cell 1-0, cell 1-1, cell 1-2

Network planning

Frequency configuration

40 (main BCCH frequency), 42, 44, 46, 48, 57;

41 (main BCCH frequency), 43, 45, 51, 56, 62;

47 (main BCCH frequency), 49, 50, 54, 58, 60

Network planning

TRX configuration

TRX0, TRX1, TRX2, TRX3, TRX4, TRX5;

TRX6, TRX7, TRX8, TRX9, TRX10, TRX11;

TRX12, TRX13, TRX14, TRX15, TRX16, TRX17

Network planning

FH Mode

None

Network planning

Antenna feeder attributes

Tributary No.

Downlink Tributary

Network planning

Frequency Band

PGSM900

Network planning

TRX Transmit and Receive Relationship

  • DDPU1

    TRX No.1: 0, 0, A

    TRX No.2: 0, 1, A

    TRX No.3: 1, 0, A

    TRX No.4: 1, 1, A

    TRX No.5: 2, 0, B

    TRX No.6: 2, 1, B

  • DDPU2

    TRX No.1: 3, 0, A

    TRX No.2: 3, 1, A

    TRX No.3: 4, 0, A

    TRX No.4: 4, 1, A

    TRX No.5: 5, 0, B

    TRX No.6: 5, 1, B

  • DDPU3

    TRX No.1: 12, 0, A

    TRX No.2: 12, 1, A

    TRX No.3: 13, 0, A

    TRX No.4: 13, 8, A

    TRX No.5: 14, 0, B

    TRX No.6: 14, 1, B

Network planning

Site Chain

Port No.

GEIUB Port 1

Network planning

Site Port No.

Site Port 1

Network planning

Procedure

  1. Start the wizard for adding a BTS.

    • When adding a BTS for the first time, you can start the wizard for adding a BTS only on the GEIUB/GOIUB in the GMPS or GEPS. On the BSC6000 Local Maintenance Terminal, right-click a GEIUB in the GMPS.
    • If a BTS already exists, you can add a cascaded BTS under this BTS. On the Management Tree tab page, right-click a BTS.

  2. Choose Add Site. A dialog box is displayed, as shown in Figure 1.

    Figure 1 Add Site dialog box (1)

  3. Click Add Site. A dialog box is displayed, as shown in Figure 2.

    Figure 2 Add New Site dialog box

  4. Set the parameters by referring to Table 1.
  5. Click OK. A dialog box is displayed, as shown in Figure 3.

    Figure 3 Add Site dialog box (2)

  6. Click Next. A dialog box is displayed, as shown in Figure 4.

    Figure 4 Add Site dialog box (3)

  7. Select a BTS, and then click Add Cell. A dialog box is displayed, as shown in Figure 5.

    Figure 5 Adding a cell

  8. Set the parameters by referring to Table 1.

    NOTE:

    To add multiple cells at a time, set Number of Cells. The added cells are named in the format of current Cell Name + sequence number.

  9. Click OK. A dialog box is displayed, as shown in Figure 6.

    Figure 6 Add Site dialog box (4)

  10. Click Next. A dialog box is displayed, as shown in Figure 7.

    Figure 7 Add Site dialog box (5)

  11. Click Site Attributes. A dialog box is displayed, as shown in Figure 8.

    Figure 8 Site Device Attributes dialog box

  12. Configure S6 for cell 1-0.
    1. Right-click an idle slot holding subrack 1 and then choose Add Board > DTRU from the shortcut menu. A DTRU is added.
    2. Right-click the DTRU and then choose Binding logical TRX from the shortcut menu. A dialog box is displayed, as shown in Figure 9.

      Figure 9 Binding logical TRX dialog box

    3. Select two logical TRXs by referring to Table 1 and set Assigned Cell to Cell 1-0.
    4. Click OK. The logical TRX of the DTRU is configured.
    5. Repeat 12.a through 12.d to configure the second and third DTRUs for Cell 1-0.
    6. Right-click the DDPU and then choose Configure Board Attributes from the shortcut menu. A dialog box is displayed, as shown in Figure 10.

      Figure 10 Set Antenna Feeder Property dialog box

    7. Set the attribute parameters of the DDPU by referring to Table 1.
    8. Click OK to return to the dialog box, as shown in Figure 8.
    9. Delete the redundant DDPUs that are not configured, and then right-click an idle slot.
    10. Choose Add Board > DCOM to configure the DCOM.
    11. Click OK. The configuration of S6 for cell 1-0 is complete, as shown in Figure 11.

      Figure 11 Cell 1-0 in S6 configuration mode

  13. Configure S6 for cell 1-1.
    1. Right-click an idle slot hplding subrack 1 and then choose Add Board > DTRU from the shortcut menu. A DTRU is added.
    2. Right-click the DTRU and then choose Binding logical TRX from the shortcut menu. A dialog box is displayed, as shown in Figure 12.

      Figure 12 Binding logical TRX dialog box

    3. Select two logical TRXs by referring to Table 1 and set Assigned Cell to Cell 1-1.
    4. Click OK. The logical TRX of the DTRU is configured.
    5. Repeat 13.a through 13.d to configure the second and third DTRUs for Cell 1-1.
    6. Right-click an idle slot holding subrack 3 and then choose Add Board > DDPU from the shortcut menu. A DDPU is added.
    7. Right-click the DDPU and then choose Configure Board Attributes from the shortcut menu. A dialog box is displayed, as shown in Figure 13.

      Figure 13 Set Antenna Feeder Property dialog box

    8. Set the attribute parameters of the DDPU by referring to Table 1.
    9. Click OK to return to the dialog box, as shown in Figure 8.
    10. Right-click an idle slot holding subrack 3 and then choose Add Board > DCOM from the shortcut menu. A DCOM is added.
    11. Click OK. The configuration of S6 for cell 1-1 is complete, as shown in Figure 14.

      Figure 14 Cell 1-1 in S6 configuration mode

  14. Configure S6 for cell 1-2.
    1. In the dialog box shown in Figure 14, click Add Cabinet. A dialog box is displayed, as shown in Figure 15.

      Figure 15 Add Cabinet dialog box

    2. Set the parameters by referring to Table 1.
    3. Click OK to return to the dialog box shown in Figure 14. The configuration of the extension cabinet is complete.
    4. Set the BTS cabinet to Cabinet 1. A dialog box is displayed, as shown in Figure 8.
    5. Right-click an idle slot holding subrack 1 and then choose Add Board > DTRU from the shortcut menu. A DTRU is added.
    6. Right-click the DTRU and then choose Binding logical TRX from the shortcut menu. A dialog box is displayed, as shown in Figure 16.

      Figure 16 Binding logical TRX dialog box

    7. Select two logical TRXs by referring to Table 1 and set Assigned Cell to Cell 1-2.
    8. Click OK. The logical TRX of the DTRU is configured.
    9. Repeat 14.e through 14.h to configure the second and third DTRUs for Cell 1-2.
    10. Delete all the DDPUs that are not required in cabinet 1.
    11. Set the BTS cabinet to Cabinet 0. A dialog box is displayed, as shown in Figure 14.
    12. Right-click an idle slot holding subrack 3 and then choose Add Board > DDPU from the shortcut menu. A DDPU is added.
    13. Right-click the DDPU and then choose Configure Board Attributes from the shortcut menu. A dialog box is displayed, as shown in Figure 17.

      Figure 17 Set Antenna Feeder Property dialog box

    14. Set the attribute parameters of the DDPU by referring to Table 1.
    15. Click OK to return to the dialog box, as shown in Figure 8.
    16. Choose Add Board > DCOM to configure the DCOM.
    17. Click OK. The configuration of S6 for cell 1-2 is complete, as shown in Figure 7.
  15. Click Add Chain. A dialog box is displayed, as shown in Figure 18.

    Figure 18 Add or Delete Site Chain dialog box

  16. Click Add Chain. A dialog box is displayed, as shown in Figure 19.

    Figure 19 Add Site Slave Chain dialog box

  17. Set the parameters by referring to Table 1.
  18. Click OK to return to the dialog box, as shown in Figure 18.
  19. Click OK to return to the dialog box, as shown in Figure 7.
  20. Repeat 15 through 17 to add multiple site chains.
  21. Click Next. A dialog box is displayed, as shown in Figure 20.

    Figure 20 Add Site dialog box (6)

  22. Select the added cell, and then click Cell Attributes. A dialog box is displayed, as shown in Figure 21.

    Figure 21 Set Cell Attributes dialog box

  23. Set the basic attributes of cell 1-0, cell 1-1, and cell 1-2 in sequence by referring to Table 1.

    NOTE:
    • For two cells, the values of at least one of the following parameters should be different: MCC, MNC, LAC, and CI.
    • If you select GPRS Support, the BSC must be configured with the PCU. If the BTS does not support the GPRS function or the GPRS services are unavailable in the cell, do not select GPRS Support.
    • When you select EDGE Support, GPRS Support is selected automatically if the GPRS function is not enabled. You also need to select a PCU from the PCU drop-down list.

  24. Click OK to return to the dialog box, as shown in Figure 20.
  25. Click Finish. The configuration of the BTS3012 S6/6/6 is complete.
  26. Activating a BTS.
    1. On the Management Tree tab page of the BSC6000 Local Maintenance Terminal, right-click the target BTS and choose Site Operation > Set Site Active State from the shortcut menu. A dialog box is displayed, as shown in Figure 22.

      Figure 22 Set Site Active State dialog box

    2. Under Site Active State, select Activated. Then, click Finish to complete the BTS activation.

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