Recovering from Problems 6-7
Verifying Critical
Parameters
Verify that the settings of the following critical parameters match those
of the ATM switch to which the ATM Backbone SwitchModule is
connected:
■UNI version (default is 3.0)
■LEARP Quiet Time (default is 5 second s)
■Configuration mode (LEC 1 default is Auto, default for other LECs is
Manual)
■Interface mode (LEC 1 default is Enabled, d efault for other LECs is
Disabled)
■ELAN Name (LEC 1 default is Admin, d efault for other LECs None)
■Vbridge assignment (LEC 1 default is vbridge 1, default for other
LECs is Unassigned)
See the CoreBuilder 5000 ATM Backbone SwitchModule Command
Reference for more inform ation on these parameters .
Verifying ATM OC-3
Card Functions
Use the following procedure to verify each of the following ATM OC-3
card functions:
1With the OC-3 fiber cables attached, verify that the Alarm LED of the
ATM OC-3 card is illuminated green.
If the Alarm LED is illuminated green, reverse the fiber optic cable
connections to the ATM OC-3 c ard and reverify the Alarm LED.
2Use the following command to check the additional port status
indicators for the ATM O C-3 card:
CB5000> show port <slot.phy_num>
Verify that the display l ists the following indica tors:
■Status for the (PHY) port is OK
■Mode for the (PHY) port is Enabled