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User Manual - Configuration Guide (Volume 3)
Versatile Routing Platform
Chapter 3
E1 Voice Configuration
3-6
Table VC-3-3 Configuration Commands of E1 Interface
Operation Command
Enter E1 controller interface configuration controller e1 port
Establish channel-group for the specified TS channel-group channel-group-no timeslots timeslots-
list
Delete specified channel-group no channel-group channel-group-no
Set clock source clock { line [ primary ] | internal }
Cancel clock source no clock
Configure framing mode framing { crc4 | no-crc4 }
Configure line coding mode linecode { ami | hdb3 }
Start loopback test loopback
Disable loopback test no loopback
Select interface mode using { e1 | ce1 }
Enter the serial port corresponding to the channel-group interface serial serial-no :channel-group-no
By default,
no loopback
(i.e. disable loopback test) becomes effective.
The default value of the configuration command
clock
(clock source) is line. The
default value of the configuration command
framing
(framing mode) is no-crc4. The
default value of the configuration command
linecode
(line coding mode) is hdb3. The
default value of the configuration command
using
(E1 interface mode) is ce1.
3.2.5 Configuring Voice Port (E1 Interface)
Before entering voice port (E1 interface) configuration mode, first DS0 group needs to
be created in E1 controller interface configuration mode. In this way, the system will
create the voice port corresponding to the DS0 group automatically.
Please use voice-port command in global configuration mode and perform other
configurations in voice port configuration mode.