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Cisco MGX 8850 (PXM1E/PXM45), Cisco MGX 8950, Cisco MGX 8830, and Cisco MGX 8880 Configuration Guide
Release 5.0.10, OL-3845-01 Rev. B0, August 16, 2004
Chapter 9 Switch Operating Procedures
Managing NCDP Clock Sources
Display All NCDP Clock Sources
Enter the dspncdpclksrcs command to display all configured NCDP clock sources on the network.
M8850_LA.8.PXM.a >
dspncdpclksrcs
PortId Best clk src Priority Stratum level Prs id Health
7.35 (e1) No 100 2 0(external) Bad
7.36 (e1) No 128 3 0(external) Bad
255.255 Yes 128 3 255(internal) Good
M8850_LA.8.PXM.a >
describes the objects displayed by the dspncdpclksrcs command.
Table 9-18 dspncdpclksrcs Command Objects
Parameter
Description
PortId
Current enabled method of clock distribution. If the method chosen is
manual, NCDP is turned off, and vice-versa.
Best clk src
Displays Yes if a clock source is a root clock source or a second best clock
source. Displays No if a clock source is not a root or second best clock
source.
Priority
Priority of each clock source.
Stratum level
Stratum level of each clock source. Possible levels are 1, 2E, 2, 3E, 3, 4E, or
4.
Prs id
Primary source ID (prs-id) is either 0 for external or 255 for internal.The
internal primary source is the free-running oscillator on the PXM back card.
(Even though the syntax line and the CLI help indicates a range, the only
choice in the current release is 0 or 255.)
Default: 255
Health
Describes the current health of each clock source in the network. The
possible health states ar described below.
Good—Specified clock source is the current root clock or the second best
clock source, and is in good condition.
Bad—Specified clock source was the root clock at some point, but went bad
and is no longer available.
Wideband-Locking—Specified clock source is being qualified by the clock
manager and is in wideband-locking mode.
Narrowband-Locking—Specified clock source is being qualified by the
clock manager and is in narrowband-locking mode.
Unknown—Specified clock source is not the root clock source.
