R2511-HP MSR Router Series Interface Configuration Guide(V5)

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as those of a synchronous serial interface where you can configure PPP, FR, LAPB and X.25 at the data
link layer and IP at the network layer.
Configuration procedure
To Configure a T1-F interface:
Step Command Remarks
1. Enter system view.
system-view N/A
2. Enter T1-F interface view.
interface serial interface-number N/A
3. Configure the interface
description.
description text
Optional.
By default, the description of an
interface is interface-name
Interface.
4. Bundle timeslots on the
interface into a channel set.
ft1 timeslot-list range [ speed { 56k
| 64k } ]
If no timeslot range is specified, all
timeslots are bundled into one
channel set.
The default timeslot speed is 64
kbps, and the default T1-F interface
speed is 1536 kbps.
5. Set the cable length and
attenuation.
ft1 cable { long decibel | short
length }
Optional.
The long 0db keyword applies by
default.
6. Set the line code format.
ft1 code { ami | b8zs }
Optional.
The default is B8ZS.
7. Set the clock mode.
ft1 clock { master | slave }
Optional.
The default is slave, which is line
clock.
8. Enable user data inversion.
ft1 data-coding { inverted |
normal }
Optional.
Disabled by default.
9. Set the behavior of the
interface on the FDL in ESF
framing.
ft1 fdl { ansi | att | both | none }
Optional.
FDL is disabled by default.
10. Set the CRC mode.
crc { 16 | 32 | none }
Optional.
16-bit CRC by default.
11. Set the framing format.
ft1 frame-format { esf | sf }
Optional.
The default is esf.
12. Enable RAI detection on the
interface.
ft1 alarm detect rai
Optional.
Enabled by default.
This command is applicable when
the framing format is ESF.