# atm atm1483 mtu

#### Syntax

atm atm1483 mtu size

no atm atm1483 mtu

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Sets the MTU size for an ATM 1483 subinterface. The no version restores the default MTU size of 9180.

#### Options

- size—Maximum number of packet transmissions permitted on an ATM 1483 subinterface; in the range 256–9180; default value is 9180

#### Mode

Subinterface Configuration