Lucent DDM-2000 OC-3 User And Service Manual page 546

363-206-285
Issue 3, June 2001
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NOTE:
If external timing is selected and the NE ACTY LED remains
lighted after the TGS/TG3 circuit pack is reinserted, use the
CIT and the rtrv-sync command to check the operational
mode of the system. If the mode is Holdover instead of
External, check that the incoming timing references are
connected. Also check Mode Switching (revertive or
nonrevertive) and the external DS1 Line Code/Format
switch settings.
Set timing mode on DDM-2000 TGS/TG3 circuit packs to the
timing mode specified in work order or office records.
10.
NOTE:
If Kbyte or Sbyte (sync messaging) is enabled for the
OC-3/OC-12 main-1 and main-2 optical interfaces at any
node in the OC-3/OC-12 linear extension, it must be
enabled at all nodes in the OC-3/OC-12 linear extension.
NOTE:
The rtrv-oc3: or rtrv-oc12:command retrieves the
OC-3 Line Provisioning Report or
OC-12 Line Provisioning Report. This report
displays the provisioned configuration of OC-3/OC-12 lines.
See the Commands and Reports section of this manual for a
description of the rtrv-oc3: or rtrv-oc12: command
format.
Use the rtrv-oc3: or rtrv-oc12: command to obtain the
OC-3 Line Provisioning Report or
OC-12 Line Provisioning Report. Use the set-oc3: or
set-oc12: command to enable the Kbyte/Sbyte parameter, if
required.
DDM-2000 OC-3 M
System Turnup:
ULTIPLEXER
NTP-057
Page 4 of 12
DLP-513