Configuration manual

WAN configuration 21
Configuration — Command Line Interface
Configuring the E1 interface
Complete this procedure to configure the E1 interface.
This procedure guides you through setting up one E1 interface.
Procedure steps
Step Action
1 Enter global configuration mode:
configure terminal
2 Enter e1 mode:
controller mode e1
3 Exit all levels of configuration mode:
end
4 Save changes:
mode
The line mode.
Options:
channel service unit (csu)—select if cable length is equal to or more than
655 feet.
data service unit (dsu)—select if cable length is less than 655 feet.
The default value is csu.
cablelength long
Cable length options (if mode is csu).
Options are: neg225db, neg15db, neg75db, zerodb.
cablelength short
Cable length options (if mode is dsu).
Options are: 133, 266, 399, 533, 655
clock source
The clock source.
Options are:
Local Timing - A local clock source is used or an external clock is attached
to the box containing the interface.
Loop Timing - Recovered received clock is used to transmit the clock.
The default value is Loop Timing.
channel-group
The channel group index. This identifies a grouping of channels on the T1
interface.
The range is 1to 64.
timeslots
The time slots.
The range is 1to 24 for T1.
Warning: Mode change takes effect after you reboot the BSG.
Variable Value