Frame-Format - H3C MSR 20-20 Command Reference Manual

156 C 7: POS I
HAPTER NTERFACE
Description
Related command:
Example

frame-format

Syntax
View
Parameter
Description
Example
C C
ONFIGURATION OMMANDS
Use the flag command to set the SONET/SDH overhead bytes.
Use the { j0 | j1 } sdh command to restore the default SONET/SDH
undo flag
overhead bytes.
By default, the default SDH overhead bytes are used.
The default overhead bytes are as1 follows.
c2: 0x16
■
j0 (SDH): 15 hexadecimal numbers, each of which has the value of 0x0
■
j1 (SDH): 15 hexadecimal numbers, each of which has the value of 0x0
■
j0 (SONET): 0x01
■
j1 (SONET): 62 hexadecimal numbers, each of which has the value of 0x0
■
Inconsistency between the c2 and j0 settings of a sending POS interface and the
receiving POS interface causes alarms.
display interface pos.
# Set the SDH overhead byte J0 of POS1/0 interface.
<Sysname> system-view
[Sysname] interface pos 1/0
[Sysname-Pos1/0] flag j0 sdh ff
frame-format { sdh | sonet }
undo frame-format
POS interface view
sdh: Sets framing format to synchronous digital hierarchy (SDH).
sonet: Sets framing format to synchronous optical network (SONET).
Use the
frame-format
Use the undo frame-format
# Set the framing format on interface POS 1/0 to SDH.
<Sysname> system-view
[Sysname] interface pos 1/0
[Sysname-Pos1/0] frame-format sdh
command to configure framing on the POS interface.
command to restore the default, that is, SDH.