Fdl; Frame-Format (Ct1 Interface) - HP 6600 Command Reference Manual

Usage guidelines
This command applies to CT1 interfaces, CE1 interfaces, E1-F interfaces, and T1-F interfaces only.
Examples
# Enable error packet diffusion restraint.
<Sysname> system-view
[Sysname] error-diffusion restraint enable

fdl

Use fdl to set the behavior of the CT1 interface on the FDL in ESF framing.
Use undo fdl to restore the default.
Syntax
fdl { ansi | att | both | none }
undo fdl
Default
FDL is disabled (none).
Views
CT1 interface view
Default command level
2: System level
Parameters
ansi: Adopts ANSI T1.403 for facilities data link (FDL).
att: Adopts AT&T TR 54016 for FDL.
both: Adopts both ANSI T1.403 and AT&T TR 54016 for FDL.
none: Disables FDL.
Usage guidelines
FDL is an embedded 4 kbps overhead channel within the ESF format for transmitting performance
statistics or loopback code.
Examples
# Implement AT&T TR 54016 FDL on interface T1 2/0/0.
<Sysname> system-view
[Sysname] controller t1 2/0/0
[Sysname-T1 2/0/0] fdl att

frame-format (CT1 interface)

Use frame-format to set the framing format on a CT1 interface.
Use undo frame-format to restore the default.
113