Lucent Technologies DDM-2000 OC-3, Руководство по установке

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8-20 Issue 9 October 1998
363-206-204
Releases 9 and 11 Installation Tests
NOTE
:
If a pass-through is missing, alarms may not appear. If three twoway cross-
connects exist, alarms may not appear (if traffic is currently routed in the
other direction). Check each timeslot to verify two cross-connects exist and
that the remainder are pass-throughs. See Figure 8-4.
Cross-Connect Procedure
1. Use Office Records or fill in Table 8-2 (for DS1 service) and enter cross-
connections.
NOTE
:
If at any point a ‘?’ or <Return> is entered a menu will prompt you for fur-
ther information.
2. Enter a DS1 pass-through as follows:
ent-crs-vt1:m-1-1-1,m-1-1-1:cct=twoway:y;
3. Enter a DS3 pass-through as follows:
ent-crs-sts1:m-1,m-1:cct=twoway:y;
NOTE
:
Release 7 cross-connects can be entered in groups using the ‘all’ option.
4. Enter an end DS1 cross-connect as follows:
ent-crs-vt1:m-1-1-1,a-1-1:cct=twoway:y;
5. Enter an end DS3/EC-1 cross-connect as follows:
ent-crs-sts1:m-1,a:cct=twoway:y;
6. Enter a drop and continue DS1 cross-connect as follows:
1. At the first drop and continue node enter:
ent-crs-vt1:m-1-1-1,a-1-1:cct=dc,ring=m1:y;
NOTE
:
The parameter ring defines the direction of the continued signal. Where the
traffic must be continued on the ring transmitting to the neighboring drop
and continue node. See Note Below.
NOTE
:
Ring m1 is the ring that is received on the main-1 OLIU and is transmitted
on the main-2 OLIU.
Ring m2 is the ring that is received on the main-2 OLIU and is transmitted
on the main-1 OLIU.