Lucent Stinger User manual

Stinger®
ADSL 48-Port Annex B Line Interface Module (LIM) Guide
For software version 9.2-167
December 2001

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Stinger® ADSL 48-Port Annex B LIM Guide iii
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Stinger®ADSL 48-Port Annex B LIM Guide v
Contents
Customer Service..................................................................................................................... iii
About This Guide.............................................................................. xi
What is in this guide.................................................................................................................. xi
What you should know ............................................................................................................. xi
Documentation conventions...................................................................................................... xi
Stinger documentation set.......................................................................................................xii
Chapter 1 Configuring an ADSL 48-Port Annex B
Line Interface Module (LIM) ........................................................... 1-1
Installing an ADSL 48-port Annex B LIM ........................................................................... 1-1
Module specifications ............................................................................................................ 1-1
Intrepreting ADSL 48-port Annex B status lights................................................................. 1-2
Configuring ATM ADSL-DMT interfaces............................................................................ 1-4
Overview of the Al-Dmt profile ..................................................................................... 1-4
ADSL protocol support................................................................................................... 1-5
Line activation and DMT parameters............................................................................. 1-5
The Al-Dmt profile.................................................................................................. 1-5
Line-Config subprofile ............................................................................................ 1-6
Rate-adaptive mode parameters............................................................................... 1-8
Power-level parameters and power spectral density (PSD)..................................... 1-9
Fast and interleaved bit-rate parameters....................................................................... 1-10
The Fast-Path-Config subprofile........................................................................... 1-10
Margin-Config subprofile...................................................................................... 1-12
Configuring call control....................................................................................................... 1-14
Examples of ADSL-DMT interface configuration....................................................... 1-16
Configuring selective frequency bin loading....................................................................... 1-17
Configuring the Stinger to disable a frequency bin...................................................... 1-18
Checking status of ADSL-DMT interface........................................................................... 1-19
Checking status of the physical interface ..................................................................... 1-19
Obtaining statistics about operations............................................................................ 1-21
Displaying ADSL-DMT port status and nailed groups ................................................ 1-23
Chapter 2 Configuring LIM and LIM Port Redundancy................................. 2-1
Overview of LIM and LIM port redundancy......................................................................... 2-1
Configuring LIM redundancy................................................................................................ 2-1
Overview of the LIM-Sparing-Config profile ................................................................ 2-2
Manual LIM redundancy................................................................................................ 2-4
Automatic LIM redundancy............................................................................................ 2-5
LIM redundancy with IRMs and LPM-Rs...................................................................... 2-7
Checking LIM redundancy status................................................................................... 2-8

vi Stinger®ADSL 48-Port Annex B LIM Guide
Contents
Checking status with the Rearslot command.................................................................. 2-9
Configuring LIM port redundancy....................................................................................... 2-10
Enabling LIM port redundancy..................................................................................... 2-11
Manual LIM port redundancy....................................................................................... 2-12
Automatic LIM port redundancy.................................................................................. 2-12
Checking the status of extended LIM port redundancy................................................ 2-13

Stinger®ADSL 48-Port Annex B LIM Guide vii
Figures
Figure 1-1 ADSL 48-port Annex B LIM ....................................................................... 1-3
Figure 1-2 Relationship between noise margin parameters and power adjustments.... 1-12
Figure 1-3 Future support: Noise margins and dynamic rate adaptation relationship . 1-13
Figure 1-4 ADSL ATM LIM configuration................................................................. 1-16
Figure 2-1 LIM redundancy in a Stinger FS .................................................................. 2-2
Figure 2-2 LIM port redundancy on a Stinger FS........................................................ 2-11

Stinger®ADSL 48-Port Annex B LIM Guide ix
Tables
Table 1-1 ADSL 48-port Annex B LIM status lights.................................................... 1-4