User`s guide

WAN Configuration Using Local Management
146 CSX200 Family User’s Guide
The line configuration information shown in Table 15 must be supplied by the service provider.
Fractional T1 Physical Configuration
Begin the physical configuration by accessing the WAN Physical Configuration screen through
Local Management. Proceed with the following steps:
1. Use the arrow keys to highlight Time Slot View. Press the SPACEBAR until NEW displays,
then press ENTER. The cursor moves to Time Slot #1 of the Time Slot Configuration Table.
2. Insert an interface number (see NOTE below) into every Time Slot being used (in the example
shown in Figure 67, 16 Time Slots are being used, the rest have zeros in them). Type the
number, press ENTER, then use the arrow keys to highlight the next Time Slot field. Exit this
field by using the arrow keys.The cursor automatically moves to the T1 Line Coding field.
3. Use the arrow keys to highlight T1 Line Coding. Use the SPACEBAR to select B8ZS or AMI,
then press ENTER.
4. Use the arrow keys to highlight T1 Frame Type. Use the SPACEBAR to select ESF or D4,
then press ENTER.
Table 15 Telco Configuration Information
Configuration Information
Required by User
Information Supplied by Service
Provider
Line Coding B8ZS or AMI
Frame Type ESF or D4
Clock Source Loop Timing or Local Timing
DS-0s (Time Slots)
Time Slots being used for each end of
the circuit
NOTE
The value assigned to the Time Slots is the interface being used for WAN
communication. The available interface range is displayed on the WAN Physical
Configuration screen. You may insert any of the available interface numbers into the
Time Slots.
In the example shown in Figure 67, the interface range for the CSX200 is 2–25.
Although any of these values may be used, Cabletron Systems recommends using the
first available interface number (in this example interface #2).
The following four steps are based on information supplied by the service provider.
Consult the service provider for the correct settings.