# dsx1Fdl

Use of the facilities data link and the sum of its capabilities.

#### Syntax

Integer

#### Access

Read/write

#### OID

p.6.1.13.n, where n = the index number of the DS1 interface.

#### Details

Valid entries include:

Type | Value | Description
--- | --- | ---
other | 1 | Unknown protocol used.
dsx1Ansi-T1-403 | 2 | FDL exchange recommended by ANSI.
dsx1Att-54016 | 4 | ESF FDL exchanges.
dsx1Fdl-none | 8 | Device does not use the FDL.

Note: The NMS SNMP agent always returns dsx1Fdl - none (8). Facilities data link is not supported.