15-20
Cisco ONS 15454 SDH Procedure Guide, R7.0
78-17194-01
Chapter 15 Maintain the Node
NTP- D265 View the ONS 15454 SDH Timing Report
Status
Changed
At
Date and time of
the last status
change.
——
Switch
Type
Type of switch. AUTOMATIC The timing switch was system-generated.
Manual The timing switch was a user-initiated Manual switch.
Force The timing switch was user-initiated Force switch.
Reference Indicates the
timing
reference.
Three timing references (Ref-1,
Ref-2, and Ref-3) are available
on the Provisioning > Timing
tab.
These options indicate the timing references that the
system uses, and the order in which they are called. (For
example, if Ref-1 becomes available, Ref-2 is called.)
Selected Indicates
whether the
reference is
selected.
Selected references are indicated
with an X.
—
Facility Indicates the
timing facility
provisioned for
the reference on
the
Provisioning >
Timing tab.
BITS-1 The timing facility is a building integrated timing supply
(BITS) clock attached to the node’s BITS-1 pins.
BITS-2 The timing facility is a BITS clock attached to the node’s
BITS-2 pins.
STM-N card with port number If the node is set to line timing, the STM-N card and port
provisioned as the timing reference.
Internal clock The node is using its internal clock.
State Indicates the
timing reference
state.
IS The timing reference is in service.
OOS The timing reference is out of service.
Condition Indicates the
timing reference
condition.
OKAY The reference is valid to use as a timing reference.
OOB Out of bounds; the reference is not valid and cannot be
used as a timing reference, for example, a BITS clock is
disconnected.
Condition
Changed
Indicates the
date and time of
the last status
change in
MM/DD/YY
HH:MM:SS
format.
——
SSM Indicates
whether
synchronization
status messaging
(SSM) is
enabled for the
timing
reference.
Enabled SSM is enabled.
Disabled SSM is not enabled.
Table 15-2 ONS 15454 SDH Timing Report (continued)
Item Description Options Option Descriptions
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