Telect MIX 56 Manuale Utente

5.

Tab to the Local Optional C-bit LAPD Information fields, type the 
appropriate information in each field as described below, then press 
Enter and tab to the next field:

a. Equipment ID:  type up to 10 characters that describe the spe-

cific piece of equipment.

b. Location ID:  type up to 11 characters that describe the location 

of the equipment.

c. Frame ID:  type up to 10 characters that describe the location of 

the equipment within the building.

d. Unit ID:  type up to 6 characters that describe the location of the 

equipment within a bay.

e. Facility ID - Local:  type up to 38 characters that describe the 

specific path of the DS3 signal.

6.

Tab to the [Apply] button and press Enter.

A prompt appears telling you this is a service-affecting procedure 
and asks if you want to continue.

7.

Type y and press Enter.

In the System Configuration screen, you can specify whether the system’s 
DS1 signal type is T1, one of two types of E1, or mixed T1’s and E1’s. 
When you select T1, all 28 channels become T1, and the Line Code choic-
es are limited to AMI or B8ZS. The type of E1 signal you select determines 
the configuration:

•

21 channels become E1, channels 22 through 28 become unavailable, 
and the Line Code choices are limited to AMI or HDB3; 

•

21 channels become E1 with every fourth line unavailable, and the Line 
Code choices are limited to AMI or HDB3.

When you select “Mixed, T1’s and E1’s” you can then specify in blocks of 
four DS1 lines whether the block is T1’s or E1’s. If a block is selected for 
E1, then the fourth line in the block becomes unavailable. Each block of 
four lines can be four T1’s or three E1’s.

Once you have selected the signal type from the System Settings screen, 
you can then specify the remaining configuration fields for each DS1 chan-