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framing (T1 Options for BITS Interfaces)


Hierarchy Level


Configure the framing format for the building-integrated timing supply (BITS) interface when the signal type is T1 . Valid only when t1 is the signal-type configured at the [edit chassis synchronization source interfaces interface-name bits signal-type] hierarchy.



Extended superframe (ESF) mode for T1 interfaces.


Superframe (SF) mode for T1 interfaces.

Required Privilege Level

interface—To view this statement in the configuration.

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

Release Information

Statement introduced in Junos OS Release 12.3.