Nortel Remote Gateway 9150 Installation And Administration Manual page 256

Configuring the Remote Gateway 9150 unit
BRI Configuration field descriptions
Field
Module #
TEI Dropped
228
Description
Select the number identifying the trunk interface module
that you are configuring.
Note: The number you select must match the module
position where the module has been installed.
Valid options are 4 through 7.
The default is four.
When the layer 2 drops, the TEI also drops and must be re-
acquired.
Click on the Enable option button if you want the TEI
to drop when the layer 2 drops.
Click on the Disable option button if you do not want
the TEI to drop when the layer 2 drops.
The default is Disable.
Note: This is a CO implementation dependent
configuration.
Remote Gateway 9150 Installation and Administration Guide
Standard 4.0