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Patton electronic 3124 manual

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Table of contents for the manual

  • Page 1

    Model 3124 ADSL2+ IpDSLAM User Manual Sales Office: +1 (301) 97 5-1000 Techni cal Su ppor t: +1 (301) 97 5-1007 E-mail: suppor t@patton.com WWW: www .patton.com Part Num ber: 07M3124, Rev . A Revised : March 16, 2012 Impor tant This is a Class A de vice and is not inten ded for use in a re sidential environment.[...]

  • Page 2

    Patton Electronics Company, Inc. 7622 Rickenb acker Drive Gaithersburg , M D 20879 USA tel: +1 ( 301) 975-1 000 fax: +1 (301) 869 -9293 support: +1 (301 ) 975-1007 web: www.patt on.com e-mail: support@patton.c om Copyright © 2012, Patton El ectronics Company. All r ights r eserved . The infor mation in this doc ument is subject to change without n[...]

  • Page 3

    5 Summar y T able of Contents 1 Introduction ..... ...... ......... .............. ............ ......... ........... ......... ............ ........ ............... ........... ...... ......... ............ 7 2 Hardware Installat ion ...... ...... ........ ............ ......... .............. ............ ........ ............ ......... .........[...]

  • Page 4

    6 T able of Contents Audience ............ ........... ............ ................ ....................... ................. ....................... ................ ............................. .. 2 Struct ure ...... ............ ................. ...................... ................. ....................... ................. ...............[...]

  • Page 5

    7 Model 3124 User Manual Table of Con tents A – Import Fil e (Write Dow nload Config To Flash) ...... ............ ........... ................. ...................... .............23 B – Imp ort File ( Load Remote Co nfig to Runnin g Config ) ....... ................. ...................... ................. ....... 25 C – Export File (Put R[...]

  • Page 6

    8 Model 3124 User Manual Table of Con tents Troublesho ot Model 3124 Power -Up Probl ems ........ ........... ................. ....................... ................. ..................49 Trou blesh oot ADSL x Serv ice Prob lems .......................... ...................... ................. ....................... ................. . 49 Tro[...]

  • Page 7

    1 List of T ables 1 General conven tions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2 Mouse conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 M[...]

  • Page 8

    1 List of Fi gures 1 Model 3124 Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2 System application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3 Mod[...]

  • Page 9

    2 About this guide This guid e desc ribes i nstalling and operati ng the Patt on Elec tronics Mo del 3124 ADSL2+ IpDSLAM. Audien ce This guid e is intended for the followi ng users: • Opera tors • Installers • Maintenance technicians Struct ure This guid e contai ns the foll owing chapters and ap pendic es: • Chapte r 1 on page 7 d escrib e[...]

  • Page 10

    3 Model 3124 User Manua l Precau tions Notes, ca utions, and warnings, which have t he foll owing meani ngs, are us ed throughout this guide to help you become aware of potential problems. Warnin gs are intended to pr event safety hazards that could result in per - sona l inju ry. Cau ti ons are intended to pr event situations that could result in [...]

  • Page 11

    4 Model 3124 User Manua l Safety when working wi th electricity • Do not op en th e device w hen th e power cord i s connected . For sy stems without a power switch and without an external power adapter, line volt- ages are present within the device whe n the po wer cord is connect ed. • For devices with an external power adapter, the power ada[...]

  • Page 12

    5 Model 3124 User Manua l General observat ions • Clean the cas e with a soft slightly moist ant i-static cloth • Place the unit on a flat surfac e and ensure free air circul ation • Avoid exposing the unit to direct sunlight and other heat sources • Protec t the unit from moisture, vap ors, and corros ive liquid s In accordance with the r [...]

  • Page 13

    6 Model 3124 User Manua l T ypographic al conventions used in this document This section de scribes th e typographical con ventions and terms use d in this guide. Gener al conven tions The procedures d escribed in this manual use the following text conventions: Mouse conventi ons The following c onventions are used when describing mouse actions : T[...]

  • Page 14

    7 Chapter 1 Introduction Chapter cont ents Model 3124 ADSL2+ IpDSLAM Over view .............. ....................... ................. ...................... ................. ...............8 Features ............. ........... ............ ................ ....................... ................. ............................ ....................[...]

  • Page 15

    Model 3124 ADSL2+ IpDSLAM Overview 8 Model 3124 User Manua l 1 • Introdu ction Model 3124 ADSL 2+ IpDSLAM Over view The Mode l 3124 is a 1. 5U h igh box- type IP DSLAM wit h a rack-mo untable encl osure. T he system p rovides 24/48 ADSL/2/2+ p orts and is able to pr ovide t he broadband dat a communicat ion servic es and mult imedia service s at [...]

  • Page 16

    Applic ation 9 Model 3124 User Manua l 1 • Introdu ction Applica tion The Mode l 3124 su pports u p to 48 ADSL/2/2+ l ines per 1.5U box. Use rs can manage the syst em with CLI/SNMP/Web GUI via in-band management channel. Figure 2. System application Detailed Descriptio n of the Model 3124 Module Functional Blo ck Diagram Figure 3. Model 3124 Modu[...]

  • Page 17

    Detailed Description of the Model 3124 10 Model 3124 User Manua l 1 • Introdu ction After the DS L module aggregate 24/48 p orts DSL traffi c into the networ k processor car d, the network proces - sor term inates the ATM traffic into E thernet packet s throug h its S AR (Segm entat ion an d Reass embly) func - tion . Th e netw ork p rocessor als[...]

  • Page 18

    11 Chapter 2 Hardware Installation Chapter cont ents Pre-Insta llation ................... ............................ ....................... ................. ...................... ................. ........................12 Tools and Tes t Equipment Requirements ........... ................. ....................... ................. .........[...]

  • Page 19

    Pre-Installation 12 Model 3124 User Manua l 2 • Har dwa re I nsta lla tio n Pre-Insta llation This se ction prov ides safe ty infor mation to revi ew befo re installi ng t he Mode l 3124. The inf ormation incl udes required installation tools, safety req uirem ents, and electro static discharge protection. T oo ls and T est Equipm ent Requir emen[...]

  • Page 20

    Hardware Installation 13 Model 3124 User Manua l 2 • Har dwa re I nsta lla tio n Hardware Installation The har dware inst allatio n for the Model 3124 is si mple and wit hout comp lex hardware setti ng. However , it shoul d be install e d fo llowing th e standa rd inst allation procedures. Duri ng installation, basi c safety precau tions should a[...]

  • Page 21

    Hardware Installation 14 Model 3124 User Manua l 2 • Har dwa re I nsta lla tio n Figure 5. Mounting Bracket Orientation (Top View ) After the si te requirements hav e been verified , the chassis may b e installed at the spe cified location . When mounting the chassi s, practice good safet y habits. Use two or more people to secure the chassis. Re[...]

  • Page 22

    Hardware Installation 15 Model 3124 User Manua l 2 • Har dwa re I nsta lla tio n Power an d Ground Conne ctions Figure 7. Model 3124 DC and AC Power Connections DC Power Connection The DC pow er interface is a 4-pin terminal block with polarity signs on the front panel of the DS LAM. The Mode l 3124 c an be power ed from two –48V DC po wer supp[...]

  • Page 23

    Hardware Installation 16 Model 3124 User Manua l 2 • Har dwa re I nsta lla tio n Ground Connection This sectio n provides the grounding rule for the Mode l 3124. All remo te system si tes must be p roperly grounde d for optimum s ystem per formance. In Central Office. There should be a CO G ND that is adequately gro unded. If the measured resista[...]

  • Page 24

    Hardware Installation 17 Model 3124 User Manua l 2 • Har dwa re I nsta lla tio n The pi n assi gnment of Line/POTS i nterface is i llustr ated be low (the numbers in t he connec tor fi gures be low represent PIN nu mbers). • For Ports 1-24: • For Ports 25-48: Connecting the GBE trunk inter face The system pr ovides one trunk interf ace that i[...]

  • Page 25

    Hardware Installation 18 Model 3124 User Manua l 2 • Har dwa re I nsta lla tio n Consol e Por t The Console i nterface on the fr ont panel is the main c ontrol interface of th e Model 3124. Figure 11 show s the RJ45 connector pin assi gnment: Figure 11. Console Port RJ- 45 pin assignment To connec t the host PC t o the consol e port, a RJ45 (male[...]

  • Page 26

    19 Chapter 3 Configuration Chapter cont ents Provisio ning a Ma nageme nt IP Po rt ......... ....................... ................. ....................... ................ ....................... ....... 20 CLI ....... ................. ....................... ................. ...................... ................. ....................... ..[...]

  • Page 27

    Provi sioni ng a Man agement IP Po rt 20 Model 3124 User Manua l 3 • Config uration Provisionin g a Manag ement IP P ort This se ction des cribes how to use CLI c o mmands o r Web GUI to prov ision an IP po rt for t he Model 312 4. Note F o r bot h CLI and Web Con figurat ion Tool, the defaul t login username an d password are: admin/admin . Befo[...]

  • Page 28

    Configurati on Import/Export 21 Model 3124 User Manua l 3 • Config uration Configura tion Import/Export The Model 3 124 provid es the configuration preservation fe atur e that the configuration database is stored in flash memo ry (tw o partit ions avai lable). In additi on to the configur ation pr eservatio n featur e, the Mode l 3124 also provid[...]

  • Page 29

    Configurati on Import/Export 22 Model 3124 User Manua l 3 • Config uration C – Export: export file from Running config to the TFTP server. Exampl e: enable configure runningcfg login 172.16.100.181 put te stcfg D –Save Running c onfig to the Flas h (partition 1 or p artition 2). Exampl e: enable configure runningcfg write partition <number[...]

  • Page 30

    Configurati on Import/Export 23 Model 3124 User Manua l 3 • Config uration We b G U I On the menu tr ee, click on Maintenance > Data base . The Database Configuration page is displayed. Select the database con figuration action you want to pe rform: • “A – Import File (Write D ownload Config To Flash) ” on page 23 • “B – Import F[...]

  • Page 31

    Configurati on Import/Export 24 Model 3124 User Manua l 3 • Config uration Write downl oaded Config to Flash in progres s: Figure 16. Write Download Confi g to Flash: Write F ile Write to memory s uccessf ully: Figure 17. Write Download Co nfig to Flash: Write Successful Fail to Get File: Figure 18. Write Download Config to F lash: Fail to Get Fi[...]

  • Page 32

    Configurati on Import/Export 25 Model 3124 User Manua l 3 • Config uration B – Import File (Load Re mote Config to Running Config) Type in the TFTP Serv er IP address and the name of the file you want to download. Then click on Get Fil e button. Figure 19. Load Remote Config to R unning Co nfig: Get File Loa d to R unn ing Co nfig suc cess full[...]

  • Page 33

    Configurati on Import/Export 26 Model 3124 User Manua l 3 • Config uration C – Export File (P ut Running Config to Remote TFTP Server) Type in the TFTP Serv er IP address and the name of the file you want to export. Then click on Put File but - ton. Figure 22. Put Runni ng Config to Re mote TFTP Server : Put File TFTP pu t file suc cessful ly: [...]

  • Page 34

    Configurati on Import/Export 27 Model 3124 User Manua l 3 • Config uration D – Save Runnin g Config to Flash (Sy stem Config) Click on th e drop- down list and se lect par tition, and then click on W rite_ Running button to write running configuration to Flash. Figure 25. Save Running Conf ig to Flash: Write Running Co nfiguration Write running[...]

  • Page 35

    Configurati on Import/Export 28 Model 3124 User Manua l 3 • Config uration E – Reload FLASH to Running Co nfig Click on th e drop- down list and se lect par tition, and then clic k on LOAD_ FLASH button to load configura - tion from Flash to Running Config. Figure 27. Load FL ASH to Runn ing Config: Load Co nfiguration Load config uration from [...]

  • Page 36

    Configurati on Import/Export 29 Model 3124 User Manua l 3 • Config uration F – Restor e Factory Default Except out-band IP address and user account, all othe r config uration will be r estored to factor y defaul t. Click on Factory_Default button to restor e factory default co nfiguration. Figure 2 9. Restore F actory Defau lt After loading de [...]

  • Page 37

    Configurati on Import/Export 30 Model 3124 User Manua l 3 • Config uration G – Flash Boot Point Configuration Select Clic k on th e Boot Conf ig drop-dow n li st and s elect the part iti on (Pa rtiti on1 or Part it ion2 ) as t he boo t poin t. Click on App ly and then restart the system . The system will re start and load the config uration in [...]

  • Page 38

    Firmware Update 31 Model 3124 User Manua l 3 • Config uration Firmware Update CLI If you want to update firmware code, you mus t get the image file fr om FTP Serv er. Suppos e that the FTP Server IP addr ess is 172.16.10.219 and the image filename i s ‘vmlinux _ patton0.74B04’. Exampl e: 1. Enter the follow ing commands in order to up date th[...]

  • Page 39

    Firmware Update 32 Model 3124 User Manua l 3 • Config uration We b G U I On the menu tr ee, click on Maintenanc e > Firmware Upda te . The Firmware Update p age is displayed. Once you have en tered all the neces sary values, clic k on the Firmware Update button to start up dating the firmware. Figure 32. Firmware update no action Enter the fol[...]

  • Page 40

    Softwa re Config uration Overview 33 Model 3124 User Manua l 3 • Config uration Firmware Write In Progress The Flas h Write pr ocess may ta ke a few m inutes. Y ou mu st not turn off or reset the sy stem d uring t he pro - ces s . Firm ware Wr ite Succ essful When the F lash Write proc ess has compl eted succ essfully, the Firm ware Upd ate Statu[...]

  • Page 41

    Softwa re Config uration Overview 34 Model 3124 User Manua l 3 • Config uration The Mo del 3124 us es fl ash memory as the da tabase ( DB) to store system config uratio n param eters. Th e firm - ware layer includes ADSL drivers, Memor y and I/O control, etc. Features of th e Management Interface incl ude: • Support CLI, SNMP ( v1, v2c), and we[...]

  • Page 42

    Softwa re Config uration Overview 35 Model 3124 User Manua l 3 • Config uration ADSL Configuration Configur ation for an AD SLx user port is provis ioned by t he parame ter set, which is a group of attri butes that deter mine the u ser port be haviors; and we call it as a pr ofile . The Model 3124 prov ides a p rofile- based pr ovi - sioning per [...]

  • Page 43

    Softwa re Config uration Overview 36 Model 3124 User Manua l 3 • Config uration The TCA contains the fo llowing information: • Speci fic interf ace invol ved • Error conditio n identifying the measurement typ e • Value of the parameter • Occur rence date and time of the event The performa nce management also pr ovides the traff ic counter[...]

  • Page 44

    Softwa re Config uration Overview 37 Model 3124 User Manua l 3 • Config uration The Mo del 3124 p rovides th e foll owing ADSL PM thres holds: Remote N etwork Monitoring (RMO N) Feature The Model 3124 suppor ts perf ormance stat istic s defined in RMON MIB groups 1 (Eth ernet st atisti cs), 2 (his - tory cont rol), 3 (E therne t history), 4 (alar[...]

  • Page 45

    Softwa re Config uration Overview 38 Model 3124 User Manua l 3 • Config uration Tx/Rx Pkts 65~ 127bytes Monitoring tx/rx 6 5 to 127 bytes Tx/Rx Pkts 128 ~255bytes Monitoring tx/rx 128 to 255 byte s Tx/Rx Pkts 256 ~511bytes Monitoring tx/rx 256 to 511 byte s Tx/Rx Pkts 512 ~1023bytes Monitoring tx/rx 512 to 1 023 bytes Tx/Rx Pkts 102 4~1518bytes M[...]

  • Page 46

    Softwa re Config uration Overview 39 Model 3124 User Manua l 3 • Config uration Fault M anagem ent Fault management is conceptually partit ioned into two levels: the system top level, and in terface-specific level. Both levels are alarm-level conf igurable and can be Major and Minor. All the al arms are mask-able. Fault management provides the al[...]

  • Page 47

    Softwa re Config uration Overview 40 Model 3124 User Manua l 3 • Config uration ADSL Alarms The Mode l 3124 pro vides the follow ing ADSL alar ms: • LOS (L oss o f Signal) - Near End /Far En d • LOF ( Loss of Frame) -Near En d/Far E nd • LOM (Lo ss of Margin) -N ear End/Far E nd • LCD (Loss of Cell D elineati on) -Near End/Far End • NCD[...]

  • Page 48

    Softwa re Config uration Overview 41 Model 3124 User Manua l 3 • Config uration Cluster Feature The Model 3 124 supports Cl uster feature that can m ake a group of NEs (network element s) work togeth er as a single NE from the management point of view. Operat ors can manage the NE s in a cl uster, call ed cluster nodes , via the sa me si ngle IP [...]

  • Page 49

    42 Chapter 4 Operation and Maintenance Chapter cont ents Maintenance Requirement ............ ........... ............ ................. ...................... ................. ....................... ................. . 43 Tools and Equipment R equirements .. ............ ................. ...................... ................. ................[...]

  • Page 50

    Maintenance Re quirement 43 Model 3124 User Manua l 4 • Operation and Maintenance Maintenance Requirement T oo ls and Eq uipment R equireme nts table 16 lists required tools and test e quipment for the Model 3124 s ystem maint enance. System Sp ares Always keep spar es for the DSL AM at each central of fice for rep lacement purp oses. During th e[...]

  • Page 51

    Powering the Model 3124 Up or Down 44 Model 3124 User Manua l 4 • Operation and Maintenance Powering the Mo del 3124 Up or Do wn This sectio n describes h ow to power up the DSLAM and how to power down the DSLAM . Poweri ng Up the DSLA M 1. Put on the antistatic wrist strap and connect it to a grou nding point. 2. Ensure t hat the DSLAM is secure[...]

  • Page 52

    Controls and LED Indicati on 45 Model 3124 User Manua l 4 • Operation and Maintenance 3124 LEDs an d Interfaces Table 17. 3124 Controls and LE D Indication Front P anel o f 3124 LED Co lor Ind icati on/Condit ion SYS Yellow At power on phase Red Self-test fail Green Normal Operation ALM Yellow At power on phase Red Major alarm set Red - Flash Maj[...]

  • Page 53

    Repla cing t he Air Filt er 46 Model 3124 User Manua l 4 • Operation and Maintenance Replacing t h e Ai r Filter This sectio n provides pro cedures o n how to replac e the air filter (rep lace every three months). Figure 35. Mode l 3124 Air Filter Location Note You must loosen the connection of the Air Fi lter Panel to the DSLAM and pu ll out the[...]

  • Page 54

    47 Chapter 5 T r oubleshooting Chapter cont ents Introd ucti on ............ ........... ........... ........... ................. ............................. ...................... ............... ................... ....... 48 Resolving Pro blems Indicated Through LEDs ................. ................. ............................ ...........[...]

  • Page 55

    Introduction 48 Model 3124 User Manua l 5 • Trou blesh ooting Intr oduction This chapt er desc ribes instr uctions for the Model 3124 s ystem pr oblems. These pro cedures may r equire the presenc e of technici ans at remote Model 3124 s ystem sit es and plus an ope rator at PC t o monitor syst em alarms by console or EMS during maintenance. Reso [...]

  • Page 56

    Procedures for Troubleshooting the Model 3124 49 Model 3124 User Manua l 5 • Trou blesh ooting T r oubleshoot Model 3124 P ower-Up Pr oblems Problem in dication: • the SYS LED on th e front panel is n ot lit even though the DSLAM is p owered up • alarm that indicates a system power up problem • subscr ibers con nected to the DSLAM do not ha[...]

  • Page 57

    Procedures for Troubleshooting the Model 3124 50 Model 3124 User Manua l 5 • Trou blesh ooting Subscrib er Ser vice Problems Problem in dication: N o POTS and ADSLx service to the affected su bscribers. Procedur e: 1. Check the c onnection of the subscrib er lines and POT S lines at the su bscriber line co nnector for D SLAM for su bscriber s tha[...]

  • Page 58

    51 Chapter 6 Contacting Patton for assistance Chapter cont ents Introd ucti on ............ ........... ........... ........... ................. ............................. ...................... ............... ................... ....... 52 Contact inf ormati on ................. ...................... ................. .......................[...]

  • Page 59

    Introduction 52 Model 3124 User Manua l 6 • Contac ting Patton for assistance Intr oduction This chapte r contains t he foll owing info rmation: • “Contact information” —des cribes how to c ontact PATTON tec hnical support fo r assistance. • “Warranty Service and Returned Merch andis e Authorizations (RMAs)” —contains information [...]

  • Page 60

    Warranty Service and Returned Merch andise Authorizations (RMAs) 53 Model 3124 User Manua l 6 • Contac ting Patton for assistance Return for cr edit policy • Less than 30 days: No Charge. Your credit will be issu ed upon rec eipt and i n spe cti on of the equip ment. • 30 to 60 days: We will add a 20 % resto cking charge (crediting your accou[...]

  • Page 61

    54 Appendix A Compliance information Chapter cont ents Comp liance .................. ................. ....................... ................. ............................ ...................... ................. ............. 55 EMC ........... ........... ................. ....................... ................. ...................... ......[...]

  • Page 62

    Compl iance 55 Model 3124 User Manua l A • Compliance information Complia nce EMC • FCC Pa rt 1 5, Cl ass A • EN55022, Clas s A • EN55024 Low-V oltage Directi ve (Safety) • IEC/EN60950-1, 2nd edi tion PSTN Re gulator y • This device is not intended nor approved for connection to the PSTN Radio and T V Inter ference (FCC Part 15) This de[...]

  • Page 63

    56 Appendix B Specifi cations Chapter cont ents Physical Specificati ons .. ................. ....................... ................. ............................ ...................... ................. ............. 57 Environmenta l Specification s .............. ........... ................. ....................... ................. .........[...]

  • Page 64

    Physic al Specif ications 57 Model 3124 User Manua l B • Specifications Physical Specificati ons Envir o nmenta l Specification s Power Speci fications Table 19. Physical Specifications Item Va l u e Width 431.8 mm (17 in.) not including the mounting brackets Heig ht 66 mm (1.5U) Dept h 275 mm Weight 4.3 Kg Rac k S tandard rack (19” or 23”) T[...]

  • Page 65

    Trunk Interface 58 Model 3124 User Manua l B • Specifications Tr u n k I n t e r f a c e • Suppor t IEEE 802.1X authentic ation for trunk inter face. • Support RJ 45 connector s for up link port . • Elect rical interfac e: - Support IEEE 80 2.3 10/100/1000 Base-T auto-sensi ng GbE. - Support auto -adaptive betwee n full-d uplex and half-dup[...]

  • Page 66

    POTS Splitter Module 59 Model 3124 User Manua l B • Specifications - Interleaving selection • Support rate adaptation mode s defi ned in ITU-T G.992.5 and G.997.1 includ ing Manual, Rate Ad aptive At Init, and Dynamic Rate Adaptation modes • Suppor t Seamless Rate Adaptation (SRA) to o n-line reconfigure the total data rate ac cording to the [...]

  • Page 67

    Ethernet/IP Functionality 60 Model 3124 User Manua l B • Specifications Ethern et/IP Fun ctionali ty • Gen era l Bri dgi ng Funct ion - Support IPv4 pac ket - Support IEEE 802.1d Ether net br idge funct ion betw een trunk Et her port and ATM VCs - Supp ort sta tic so urce MA C tab le prov isioni ng, auto ma tic source MAC learning and block dup[...]

  • Page 68

    ATM and Interworking Function (IWF) 61 Model 3124 User Manua l B • Specifications • QoS - The system is able to control the bandwidth occupied by broadcast, multicast, and unknown unic ast (flood ing) traffic re spec tively on a per VLA N basi s. - Support r ate-l imit pr ofil e binding p er bri d ge p ort - Suppor t Three Color Marking (T CM) [...]

  • Page 69

    62 Appendix C Abbreviations Chapter cont ents Abbreviati ons ............... ................. ............................ ....................... ................. ...................... ....................... ....... 63[...]

  • Page 70

    Abbreviations 63 Model 3124 User Manual C • Abbreviations Abbreviati ons Tabl e 22. A bbr eviati ons Abbreviation Explanatio n ADSL Asymmetrical Digital Subscriber Line ADSLx A DSL/ADSL2/ ADSL2+ ANSI American National Standards Institute ATM Asynchronous Transfer Mode CLI Command Line Interface DSLAM Digital Subscriber Line Access M ultiplexer EM[...]