# dsx1TransmitClockSource

Source of the transmit clock that the board uses for synchronization.

#### Syntax

Integer

#### Access

Read/write

#### OID

p.6.1.12.n, where n = the index number of the DS1 interface.

#### Details

Valid values include:

Type | Value | Description
--- | --- | ---
loopTiming | 1 | The recovered receive clock of this interface is used as the transmit clock. Also known as a slave.
localTiming | 2 | The recovered receive clock from another interface is used as the transmit clock. Also known as the master.
throughTiming | 3 | A local clock source is used.

#### Configuration

To configure this object, edit the system configuration before starting the Chassis MIB agent.