Viewing WAN Interface Status 4-5

WAN Applications
Configuring T-1 Ports
The T-1 Port ConÞguration window displays the conÞguration of your WAN T1
connection. The drop-down menus in this window allow you to change the
conÞguration of the T1 connection without accessing Local Management. You can
use the FracTable button to access the WAN FracTable ConÞguration window,
which allows you to conÞgure your timeslots.
To access the T-1 Port ConÞguration window from the WAN Interface Status
window:
1. Click on the Configure button that appears under the Port 2 - T1 column. The
T-1 Port Configuration window, Figure 4-3, will appear.
Figure 4-3. T-1 Port ConÞguration Window
The T-1 Port ConÞguration window contains the following Þelds:
WAN Port Name
Displays the unique value for the T1 port on the BRIM. In this example the value
is WAN Port 2.
Line Type
Displays the type of service you are using over your T1 line. Click on the
associated button to set the Line Type per your WAN service providerÕs
instructions: ESF (Extended Super Frame DS1) or D4 (AT&T D4 format DS1).
In Figure 4-3, the Line Type Þeld is grayed out because D4 is not supported on
ETWMIM devices.
Line Coding
Displays the line coding for the Full T1 line. Click on the associated button to set
the Line Coding per your WAN service providerÕs instructions: JBZS, B8ZS,
AMI, and None. The default for this Þeld is B8ZS.