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flag (App Engine Virtual Machine Management Service)



Hierarchy Level

Release Information

Statement introduced in Junos OS Release 15.1F3 for the PTX5000, MX240, MX480, and MX960 routers.

Statement introduced in Junos OS Release 15.1F5 for the MX2010 and MX2020 routers.

Command introduced in Junos OS Release 16.1R4 for the PTX3000 routers.


PTX3000 router supports the Routing and Control Board, RCBPTX.


Perform different tracing operations. To specify more than one tracing operation, include multiple flag statements.


Tracing operations are not performed.


allTrace all events.
ccifTrace compute node interface events. This is the default option.
configurationTrace configuration events.
heartbeatTrace compute node heartbeat-related events.
initTrace initialization events.
miscellaneousTrace miscellaneous events.
platformTrace platform-related events.
pxeTrace events related to Preboot Execution Environment (PXE).
routing-instancesTrace events related to routing instances.
snmpTrace SNMP events.

Required Privilege Level