Command Reference Guide

156 ● e1 set frame-format 3Com Router 5000 Family and Router 6000 Family
Command Reference
e1 set frame-format
Purpose Use the e1 set frame-format command to set the frame format of an E1
channel.
Use the undo e1 set frame-format command to restore the default frame
format, no-CRC4.
Syntax e1 e1-number set frame-format { crc4 | no-crc4 }
undo e1 e1-number set frame-format
Parameters e1-number
Number of an E1 channel on the CPOS interface. Valid
values are 1 to 63.
crc4
Sets the frame format to CRC4.
no-crc4
Sets the frame format to no-CRC4.
Example Set E1 channel 1 to use the frame format with CRC4 check.
<3Com > system-view
[3Com ] controller cpos 1/0/0
[3Com -Cpos1/0/0] e1 1 set frame-format crc4
View This command can be used in the following views:
■ CPOS Interface view
Description E1 commands are available with the CPOS(E) interface module but not with the
CPOS(T) interface module.