Fe1 Cable; Fe1 Clock - H3C MSR 20-20 Command Reference Manual

232 C 14: E1-F I
HAPTER

fe1 cable

Syntax
View
Parameter
Description
Example

fe1 clock

Syntax
C C
NTERFACE ONFIGURATION OMMANDS
<Sysname> display fe1 serial 2/0
Serial2/0
Basic Configuration:
E1 FRAMED
Physical type is
Frame-format is
Alarm State:
Receiver alarm state is None.
Historical Statistics:
Last clearing of counters: Never
Data in current interval (19349 seconds elapsed):
129 Loss Frame Alignment Secs, 0 Framing Error Secs,
0 CRC Error Secs, 0 Alarm Indication Secs, 129 Loss-of-signals Secs,
0 Code Violations Secs, 0 Slip Secs, 0 E-Bit error Secs.
Table 19 Description on the fields of the display fe1 serial command
Field
E1 FRAMED
Physical type
Frame-format
Line Code
Source Clock
Alarm State
fe1 cable { long | short }
undo fe1 cable
E1-F interface view
long: Supports long-haul cables.
short: Supports short-haul cables.
Use the command to set the cable length for an E1-F interface.
cable
Use the
undo cable
By default, the long keyword applies.
# Set the cable length type on E1-F interface Serial 2/0 to short.
<Sysname> system-view
[Sysname] interface serial 2/0
[Sysname-Serial2/0] fe1 cable short
fe1 clock { master | slave }
FE1 - 75 OHM unbalanced
NONE,Line Code is HDB3,Source Clock is SLAVE
Description
Operating mode, framed or unframed. In this sample output, it is
framed
Interface type (75-ohm unbalanced/120-ohm balanced)
Framing format (CRC4/no-CRC4)
Line code format: AMI or HDB3.
Source clock: master for internal clock and slave for line clock
Alarm information
command to restore the default.