6-7
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
September 2005
Chapter 6 Turn Up Network
DLP-G96 Set Up Internal Timing
DLP-G96 Set Up Internal Timing
Caution
Internal timing is Stratum 3 and is not intended for permanent use. All ONS 15454 SONET or SDH
nodes should be timed to a Stratum 2 or better primary reference source. Internal timing is appropriate
for DWDM nodes.
Step 1
In node view, click the
Provisioning > Timing > General
tabs.
Step 2
In the General Timing area, enter the following:
•
Timing Mode—Set to
External
.
•
SSM Message Set—Set to
Generation 1
.
•
Quality of RES—Does not apply to internal timing.
•
Revertive—Does not apply to internal timing.
•
Revertive Time—Does not apply to internal timing.
Step 3
In the Reference Lists area, enter the following information:
•
NE Reference
–
Ref 1—Set to
Internal Clock
.
–
Ref 2—Set to
Internal Clock
.
–
Ref 3—Set to
Internal Clock
.
•
BITS-1 Out/BITS-2 Out—Set to
None
.
Step 4
Click
Apply
.
Step 5
Click the
BITS Facilities
tab.
Step 6
In the BITS Facilities area, change the BITS In State and BITS Out State to
OOS
for BITS 1 and BITS 2.
Disregard the other BITS Facilities settings; they are not relevant to internal timing.
Step 7
Click
Apply
.
Step 8
Return to your originating procedure (NTP).
Purpose
This task sets up internal timing (Stratum 3) for an ONS 15454.
Tools/Equipment
None
Prerequisite Procedures
DLP-G46 Log into CTC, page 2-25
Required/As Needed
As needed (use only if a BITS source is not available)
Onsite/Remote
Onsite or remote
Security Level
Provisioning or higher
Summary of Contents for ONS 15454 DWDM
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