Alcatel-Lucent 7210 SAS M Configuration Manual page 508

System Commands
Context clear>system
Description
This command allows an operator to individually clear (re-enable) a previously failed reference. As
long as the reference is one of the valid options, this command is always executed. An inherent
behavior enables the revertive mode which causes a re-evaluation of all available references.
Parameters
ref1 — clears the first timing reference
ref2 — clears the second timing reference
trace
Syntax trace log
Context clear
Description
This command allows an operator to clear the trace log.
Page 508 7210 SAS M, T, X, R6 Basic System Configuration Guide