D-Link DI-1750 Reference Manual page 26

3.8.3 configure UNFRAME E1 interface
1. Introduction of Unframe E1 interface
Unframe E1 port can be used only in unframe mode and the interface is unchannelized , its logic
features is the same as synchronization serial interface, support PPP, frame relay, LAPB , X.25 and etc.
link layer protocols.
2. Unframe E1 interface configurations
You need to firstly input "controller E1" in "overall situation configuration" mode to configure Unframe
E1 interface.
Command
controller E1 <slot>/<group>
for an example:
[DEFAULT@Router /config/]#controller
Key Word:
Q(quit)
(00)E1 E1 Controller
(01)T1 T1 Controller
Please Input the code of command to be execute(0-1):00
Key Word:
Q(quit)
(00)<2-2> slot
(01)<cr>
Please Input the code of command to be execute(0-1):00
Please input a digital number:2
Key Word:
Q(quit)
(00)<0-3> port
Please Input the code of command to be execute(0-0): 0
Please input a digital number:0
Will you execute it? [Y]:y
Current Status:_controller_E1_2/0 Current Directory: config
Unframe E1 interface configurations tasks include:
♦ configure Unframe E1 interface physical parameter, including line coding/decoding format, line
clock, back-loop transportation mode and etc. usually, the default value is ok.
♦ configure interface parameter
3. configure Unframe E1 interface line coding/decoding format
UNFRAME E1 interface line support two coding/decoding format: AMI and HDB3
Default is HDB3 .
Linecode ami
No linecode or linecode hdb3
Configure Unframe E1 interface
Slot is serial number Unframe E1 controller locating
Group is line serial number to Unframe E1 controller
Command
Model Name
Purpose
Purpose
configure Unframe E1
coding/decoding format into AMI
configure Unframe E1
coding/decoding format into B8ZS
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interface line
interface line