3Com Router 3031, Command Reference Manual

Page: 191 / 838

Fundamental CE3 Interface Configuration Commands 191
line-number:set-number. For example, the serial interface created by the
channel-set 0 of the first e1 line on E3 7/0 will be numbered 7/0/1:0. This interface
can operate at N x 64 Kbps and has the same logic features of a synchronous serial
interface on which you make other configurations.
For related command, see e1 unframed.
Example
Bundle a 128Kbps serial interface on the first E1 line on the interface E3 1/0/0.
[3com-E3 1/0/0]e1 1 channel-set 1 timeslot-list 1,2
e1 set clock Syntax
e1 line-number set clock { master | slave }
undo e1 line-number set clock
View
CE3 interface view
Parameter
line-number: E1 line number in the range of 1 to 16.
master: Adopts the internal clock mode.
slave: Adopts the line clock mode.
Description
Using the e1 set clock command, you can set the clock mode for an E1 line on a
CE3 interface. Using the undo e1 clock command, you can restore the default
setting.
By defaults, the E1 lines on a CE3 interface adopt line clock.
The E1 lines on a CE3 interface working in channelized mode are allowed to use
separate clocks.
Example
Configure the first E1 line on the E3 interface to adopt line clock mode.
[3com-E3 1/0/0]e1 1 set clock slave
e1 set frame-format
Syntax
e1 line-number set frame-format { crc4 | no-crc4 }
undo e1 line-number set frame-format