E1 Set Frame-Format - 3Com 3C13618 Command Reference Manual

3Com Router Command Reference Guide — V1.00
Description
Using the e1 set clock command, you can configure the clock mode for the E1
channels on the CE3 interface. Using the undo e1 set clock command, you can
restore the default setting.
By default, the clock mode is slave.
When CE3 interface is channelized, each E1 channel can separately set clock.
Example
# Set the clock mode for the first E1 channel on E3 interface to line clock.
[3Com-E3-0]e1 1 set clock slave

3.6.6 e1 set frame-format

Syntax
e1 line-number set frame-format { crc4 | no-crc4 }
undo e1 line-number set frame-format
View
CE3 interface view
Parameter
line-number: E1 channel number in the range of 1 to 16.
crc4: Set the frame format of E1 channel to crc4 (4-bit Cyclic Redundancy Check).
no-crc4: Set the frame format of E1 channel to no-crc4.
Description
Using the e1 set frame-format command, you can configure frame format for E1
channels. Using the undo e1 set frame-format command, you can restore the
default setting.
By default, the frame format is no-crc4.
This command can be configured only when E1 channels work in framing mode
(using the undo e1 unframed command).
For related commands, see e1 unframed.
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