Detect-Ais - H3C MSR 20-20 Command Reference Manual

204 C 12: F
HAPTER UNDAMENTAL
crc
Syntax
View
Parameter
Description
Example

detect-ais

Syntax
View
Parameter
Description
Example
CE1/PRI I C
NTERFACE ONFIGURATION
crc { 16 | 32 | none }
undo crc
Synchronous serial interface view
16: Adopts 16-bit cyclic redundancy check (CRC).
32: Adopts 32-bit CRC.
none: Disables CRC.
Use the command to configure CRC mode for a synchronous serial interface
crc
formed on a CE1/PRI interface.
Use the command to restore the default, that is, 16-bit CRC.
undo crc
# Apply 32-bit CRC to a serial interface formed on interface CE1 interface 2/0 in
unchannelized mode.
<Sysname> system-view
[Sysname] controller e1 2/0
[Sysname-E1 2/0] using e1
[Sysname-E1 2/0] quit
[Sysname] interface serial 2/0:0
[Sysname-Serial2/0:0] crc 32
detect-ais
undo detect-ais
CE1 interface view, PRI interface view
None
Use the detect-ais command to enable AIS (alarm indication signal) test on an
interface.
Use the
undo detect-ais
By default, AIS test is performed.
# Enable AIS test on E1 2/0 interface.
C
OMMANDS
command to disable AIS test.