3Com 3032 Configuration Manual page 151

Table 164 Enter the view of the specified E3 interface
Operation
Enter the view of CE3 interface
2 Set Clock Mode of CE3 Interface
Perform the following configuration in CE3 interface view.
Table 165 Set clock mode of the CE3 interface
Operation
Set clock mode of the CE3 interface
Restore the default clock mode of CE3 interface
By default, CE3 interface uses slave clock.
The user can also set clock mode for E1 channels of CE3 interface.
Table 166 Set clock mode of the E1 channel
Operation
Set clock mode of the E1 channel
Restore the default clock mode of E1 channel
By default, E1 channel uses slave clock.
3 Set National Bit for CE3 Interface
Perform the following configuration in CE3 interface view.
Table 167 Set a national bit of the CE3 interface
Operation
Set national bit of the CE3 interface
Restore the default national bit
By default, national bit of CE3 interface is 1.
4 Set the Loopback Mode of CE3 Interface
Perform the following configuration in CE3 interface view.
Table 168 Set loopback mode of CE3 interface
Operation
Set loopback mode of CE3 interface
Disable loopback on the CE3 interface
By default, loopback is disabled.
Single-channel loopback can be set on the E1 channels on a CE3 interface, and
the settings of individual channels are independent.
Table 169 Set loopback mode of E1 channel
Operation
Set loopback mode of E1 channel
Disable loopback on the E1 channel
5 Set E1 Frame Format
CE3 Interface
Command
controller e3 number
Command
clock { master | slave }
undo clock
Command
e1 line-number set clock {
master | slave }
undo e1 line-number set
clock
Command
national-bit { 0 | 1 }
undo national-bit
Command
loopback { local | payload |
remote }
undo loopback
Command
e1 line-number set loopback
{ local | remote }
undo e1 line-number set
loopback
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