
Configuring ATM Services
5-14
117374-B Rev. 00
Using Site Manager
To change the PVC MBS value, complete the following tasks:
Modifying the Maximum AAL CPCS SDU Size
The maximum AAL common part convergence sublayer (CPCS) service data unit
(SDU) value defines the maximum packet size you intend the PVC to transmit or
receive.
Setting the Transmit SDU Size
Bay Networks suggests that you accept the default value of 4608 bytes for the
maximum AAL CPCS SDU size that the VC supports in the transmit direction.
Most packet sizes fall well within this limit. However, you can set the transmit
SDU size to any value from 1 to 65535 bytes.
Site Manager Procedure
You do this System responds
1. In the Configuration Manager window,
click on the ATM interface (
ATM1
) that you
want to modify.
The Edit ATM Connector window opens.
2. Click on
Service Attributes
. The ATM Service Records List window
opens.
3. Click on the PVC service record that you
want to modify.
4. Click on
PVC
. The ATM Virtual Channel Link window
opens.
5. Click on the PVC that you want to modify.
6. Set the
Xmit Burst Size (cells)
parameter. Click on
Help
or see the
parameter description on page A-22.
7. Click on
Done
. You return to the ATM Service Records
List window.
8. Click on
Done
. You return to the Edit ATM Connector
window.
9. Click on
Done
. You return to the Configuration Manager
window.
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