squelch

Syntax (ACX710: ESMC Hierarchy Level)

Squelch the transmitting signal.

method

Specify the method to squelch the transmitting signal. Choose from the following options:

ais—Transmits an alarm indication signal (AIS).
ql-dnu—Transmits a Synchronous Digital Hierarchy (SDH) synchronization status message (SSM) or a Synchronous Optical Networks (SONET) SSM.
rai—Transmits a remote alarm indication (RAI).
shut—Shuts down the output.

quality-level

Specify the quality level below which squelch is activated. The available quality levels are given in Table 1.

Table 1: Quality Levels
Quality Level	Description
prc	Timing quality of a primary reference clock (option-1 only).
prs	Clock traceable to a primary reference source (option-2 only).
sec	Timing quality of an SDH equipment clock (option-1 only).
smc	Clock traceable to a self-timed SONET (option-2 only).
ssu-a	Timing quality of a type I or IV client clock (option-1 only).
ssu-b	Timing quality of a type VI client clock (option-1 only).
st2	Clock traceable to Stratum 2 (option-2 only).
st3	Clock traceable to Stratum 3 (option-2 only).
st3e	Clock traceable to Stratum 3E (option-2 only).
st4	Clock traceable to Stratum 4 free-run (option-2 only).
stu	Clock traceable to an unknown quality (option-2 only).
tnc	Clock traceable to a transit node clock (option-2 only).

interface—To view this statement in the configuration.

interface-control—To add this statement to the configuration.

Statement introduced in Junos OS Release 20.2R1.