# bridge1483 mtu

#### Syntax

bridge1483 mtu mtuSize

no bridge1483 mtu

#### Release Information

Command introduced in JunosE Release 7.3.0.

#### Description

Sets the maximum allowable size, in bytes, of the maximum transmission unit (MTU) for bridged Ethernet interfaces. The no version restores the default MTU size for bridged Ethernet interfaces, 1518 bytes.

#### Options

- mtuSize—Maximum allowable size of the MTU, in the range 64–9180 bytes; default value is 1518

#### Mode

Profile Configuration, Subinterface Configuration