# t1 framing

#### Syntax

t1 channel framing { esf | sf }

no t1 channel framing

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Specifies the type of framing used by a specific T1 channel on a CT3 interface. The no version restores the default value, esf.

#### Options

- channel—One or more individual T1 channels, ranges of T1 channels, or combination of individual channels and ranges, in the range 1–28 (no spaces); for example, 3,7-15,19-13,27
- esf—Specifies extended superframe
- sf—Specifies superframe

#### Mode

Controller Configuration