HP MSR2000/3000/4000 Router Series Interface Command Reference

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Parameters
line-number: E1 line number in the range of 1 to 16.
master: Adopts the internal clock as the clock source.
slave: Adopts the line clock as the clock source.
Usage guidelines
When the CE3 interface is operating in channelized mode, you can set separate clock for each E1 line
on it.
Examples
# Use the internal clock as the clock source on the first E1 line on interface E3 2/0.
<Sysname> system-view
[Sysname] controller e3 2/0
[Sysname-E3 2/0] e1 1 clock slave
e1 frame-format
Use e1 frame-format to set framing format for an E1 line.
Use undo e1 frame-format to restore the default.
Syntax
e1 line-number frame-format { crc4 | no-crc4 }
undo e1 line-number frame-format
Default
The framing format for an E1 line is no-CRC4.
Views
CE3 interface view
Predefined user roles
network-admin
Parameters
line-number: E1 line number in the range of 1 to 16.
crc4: Sets the frame format to CRC4.
no-crc4: Sets the frame format to no-CRC4.
Usage guidelines
Configure this command only when the specified E1 line is operating in framed format (which can be set
using the undo e1 unframed command).
Examples
# Set the framing format to CRC4 for the first E1 line on interface E3 2/0.
<Sysname> system-view
[Sysname] controller e3 2/0
[Sysname-E3 2/0] e1 1 frame-format crc4