Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?




Hierarchy Level


For ISDN interfaces, configure when the Terminal Endpoint Identifier (TEI) negotiates with the ISDN provider.


first-call—Activation does not occur until the call setup is sent.

power-up—Activation occurs when the Services Router is powered on.

  • Default: power-up

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.