Lucent Stinger User manual

Stinger®
ADSL 24-Port Line Interface Module (LIM) Guide
For software version 9.2-167
December 2001

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Stinger® ADSL 24-Port LIM Guide iii
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Stinger®ADSL 24-Port 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 24-Port Line Interface Module (LIM)......... 1-1
Installing an ADSL 24-port LIM .......................................................................................... 1-1
Module specifications ............................................................................................................ 1-2
Status indicators..................................................................................................................... 1-2
Interpreting ADSL 24-port LIM status lights................................................................. 1-4
Configuring ATM ADSL-DMT interfaces............................................................................ 1-4
Overview of the AL-DMT profile parameters................................................................ 1-5
ADSL protocol support................................................................................................... 1-5
Line activation and DMT parameters............................................................................. 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
Interleaving delay parameters....................................................................................... 1-12
Noise margin parameters.............................................................................................. 1-12
Dynamic rate-adaptive noise margin parameters.......................................................... 1-14
Configuring call-control....................................................................................................... 1-15
Modifying call control to support dual latency.................................................................... 1-17
Provisioning a dual latency deployment....................................................................... 1-17
Examples of ADSL-DMT interface configuration .............................................................. 1-21
Checking status of ADSL-DMT interface ........................................................................... 1-22
Checking status of the physical interface ..................................................................... 1-23
Displaying ADSL-DMT port status and nailed groups ................................................ 1-25
Obtaining statistics about operations............................................................................ 1-25
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............................................................................................ 2-4
LIM redundancy with IRMs and LPM-Rs...................................................................... 2-7
Checking LIM redundancy status................................................................................... 2-8
Checking status with the Rearslot command.................................................................. 2-9

vi Stinger®ADSL 24-Port LIM Guide
Contents
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 24-Port LIM Guide vii
Figures
Figure 1-1 ADSL 24-port 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 . 1-14
Figure 1-4 ADSL ATM LIM configuration................................................................. 1-21
Figure 2-1 LIM redundancy in a Stinger FS unit........................................................... 2-2
Figure 2-2 LIM port redundancy on a Stinger FS unit................................................. 2-11

Stinger®ADSL 24-Port LIM Guide ix
Tables
Table 1-1 ADSL 24-port LIM specifications................................................................ 1-2
Table 1-2 ADSL 24-port LIM status lights................................................................... 1-4