# path ds1 fdl

#### Syntax

path pathChannel ds1 tributaryIdentifier fdl { ansi | att | all | none }

no path pathChannel ds1 tributaryIdentifier fdl [ ansi | att | all ]

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Specifies the FDL standard for a DS1 signal when DS1 is configured over a channelized SONET or SDH interface. The no version restores the default, none.

#### Options

- pathChannel—Number, in the range 1–2147483648, that identifies the path
- tributaryIdentifier—Specifier for the tributary in the format
  pathChannel { ds1 | e1 } pathPayload/tributaryGroup/tributaryNumber
  - pathPayload—Payload number for the path; value is 1 for SONET and in the range 1–3 for SDH
  - tributaryGroup—Number, in the range 1–7, that identifies the group within the path
  - tributaryNumber—Number of the tributary within the tributary group; the value is in the range 1–4 if the tributary type is vt15 or tu11 and in the range 1–3 if the tributary type is tu12
- ansi—Specifies ANSI T1.403 Standard for extended superframe FDL exchange support
- att—Specifies AT&T Technical Reference 54016 for extended superframe FDL exchange support
- all—Specifies both the AT&T and ANSI mode for extended superframe FDL exchange support
- none—Removes the current FDL mode settings

#### Mode

Controller Configuration