User's Manual

Basic Troubleshooting – Span Control Link – continued
08/15/2000
6-31
SC 4812ETL BTS Optimization/ATP
PRELIMINARY
Table 6-29: Set BTS Span Parameter Configuration
n Step Action
1 If not previously done, connect the CDMA LMF computer to the MMI port on the applicable
MGLI2/GLI2 as shown in Figure 6-4.
2 If there is no MMI communication session in progress with the applicable MGLI2/GLI2, initiate
one by using the Windows desktop shortcut icon (refer to Table 3-11).
3 At the GLI2> prompt, enter:
span set <option> <cr>
Where: option = the framing format option from the list below:
Option Description
E1_1 E1_1 – E1 HDB3 CRC4 no TS16
E1_2 E1_2 – E1 HDB3 no CRC4 no TS16
E1_3 E1_3 – E1 HDB3 CRC4 no TS16
E1_4 E1_3 – E1 HDB3 no CRC4 TS16
T1_1 T1_1 – D4 AMI NO ZCS
T1_2 T1_2 – ESF B8ZS
T1_3 T1_3 – D4 AMI ZCS
J1_1 J1_1 – ESF B8ZS (Japan) – (Default)
J1_2 J1_2 – ESF B8ZS
Example – to set span to “E1_3”:
span set E1_3 <cr>
4 Observe that an acknowledgement is displayed.
5 Enter the following MMI command to display the current MGLI2/GLI2 span rate:
config ni linkspeed <cr>
6 Observe that a response is displayed similar to the following output example:
Option Linkspeed Option
56 56k (default for T1_1 and T1_3 systems)
64 64k (default for all other span configurations)
default Use the default speed appropriate for the span type
The linkspeed parameter in flash is set to use 64k.
Currently the link is running at 64.
The actual rate is 0.
* IMPORTANT
After executing the span set and config ni linkspeed commands, the affected MGLI2/GLI2
board MUST be reset and reloaded for changes to take effect.
Although defaults are shown, always consult site specific documentation for span type and rate
used at the site.
. . . continued on next page
6