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Hierarchy Level


Configure the IP address to be used when the Routing Engine is the current primary.


When you use the master-only cli command, you cannot use the management interface (fxp/em0) IP as the source address for services like system logging. If you use the management interface, the error eventd: could not bind to address x.x.x.x: Can't assign requested address is displayed from backup routing engine. This error occurs because the backup routing engine does not have access to master-only IP.

Required Privilege Level

interface—To view this statement in the configuration.

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

Release Information

Statement introduced before Junos OS Release 7.4.