# baseline line interface sonet

#### Syntax

baseline line interface sonet interfaceSpecifier

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Sets a statistics baseline for SONET/SDH statistics at the line layer. The router implements the baseline by reading and storing the MIB statistics at the time the baseline is set and then subtracting this baseline whenever baseline-relative statistics are retrieved. There is no no version.

#### Options

- interfaceSpecifier—Particular interface; format varies according to interface type; see Interface Types and Specifiers

#### Mode

Privileged Exec