Cabletron Systems WPIM T1 - Manual (Page 39)

Fractional T1 Configuration Using PPP
WPIM-T1/DDS User’s Guide 3-15
The line configuration information shown in Table 3-2 must be supplied
by the service provider.
3.4.1 T1 Physical Configuration
Begin the WPIM-T1/DDS physical configuration by accessing the WAN
Physical Configuration screen through Local Management (
Figure 3-1 ).
Proceed with the following steps:
1. Use the arrow keys to highlight the WPIM X field at the bottom of the
screen. Press the SPACE bar to select the number of the WPIM being
configured, then press ENTER.
2. Use the arrow keys to highlight MgrType. Select PPP.
3. Use the arrow keys to highlight Timeslot View. Press the SPACE bar
to select New, then press ENTER. The cursor moves to Timeslot #1 of
the Timeslot Configuration Table.
4. Insert an interface number (refer to Note below) into every Timeslot
being used (in the example shown back in
Figure 3-7 , 16 Timeslots are
used, the rest have zeros in them). Type the number, press ENTER,
then use the arrow keys to highlight the next Timeslot field. Exit this
field by using the arrow keys.The cursor automatically moves to the
T1 Line Coding field.
Table 3-2 Telco Configuration Information
Configuration Information
Required by User Configuration Information
Supplied by Service Provider
Line Coding B8ZS or AMI
Frame Type ESF or D4
Clock Source Loop Timing or Local Timing
DS-0s (Timeslots) Timeslots being used for each end of
the circuit
NOTE
When changing from one protocol to another on a
WPIM-T1/DDS that has been operational, save NONE as the
protocol before changing to another protocol.