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PR EL I M I N A RY Megabit Modem Model 500L User Manual MEGABIT MODEM.
PRELIMI NARY ii Megabit M odem 50 0L Install ation Man ual PR EL I M I N A RY July 1999 (Prel iminary) © Copyright 199 9 PairG ain Technolo gies, Inc . PairGain and Megabit Mo dem are registe red trademarks, and Acces sGain, Priorit yVoice, InstaC onnect, EasySe ssion , and DS Lview a re tr ademar ks of PairGain Te chnol ogies, I nc.
PRELIMI NARY About This User Man ual Megabit Mod em 500L Installation Manual iii PR EL I M I N A RY A BOUT T HIS U SER M ANUAL Use this manual to install and configure the PairGain ® Megabit Modem 500L™.
Suggestions and Corrections to this Ma nual PRELIM INARY iv Megabit M odem 50 0L Install ation Man ual PR EL I M I N A RY S UGGESTIONS AND C ORRECTI ONS TO THI S M ANUAL Your comments help us prepare b etter user docum entation.
PRELIMI NARY Ta ble of Con ten ts Megabit Mod em 500L Installation Manual v PR EL I M I N A RY T ABLE OF C ONTENTS Chapter 1 : About T he Produc t ________ ______ ________ ______ ________ _________ __ 1 Features .......... ................. ..........
Tab le of Cont ents PRELIMI NARY vi Megabit M odem 50 0L Install ation Man ual PR EL I M I N A RY Saving the Configur ation ............ ........... ........... ................. ............ ........... ................. ........ 21 Saving the Configur ation to NVRAM.
PRELIMI NARY Ta ble of Con ten ts Megabit Mod em 500L Installation Manual vii PR EL I M I N A RY Chapter 9: Technical Reference _______ ________ _________ ________ ____________ _ 55 Transmission on the Wide Area Network ............. ............ ....
Tab le of Cont ents PRELIMI NARY viii Megabit M odem 500L Inst allation Man ual PR EL I M I N A RY Append ix B: Techni cal Assi stance a nd Warrant y _____ _____ _________ _____ _______69 Technical Support ................. ................. .........
Megabit Mod em 500L Installation Manual 1 PR EL I M I N A RY 1 A BOUT T HE P RODUCT You have purchased th e PairGain Megabit Modem 500L that connects your Ethernet LAN to service providers for instant and h igh-speed access to the In ternet or to other types of Wi de Area Network (WAN) app lications.
Feature s PRELI MINARY 2 Megabit M odem 50 0L Install ation Man ual PR EL I M I N A RY F EATURES The Megabit Modem 500L provides: • rate-adaptab le ADSL transmission downs tream at up to 1.
PRELIM INARY Chapter 1: Ab out The Produ ct Megabit Mod em 500L Installation Manual 3 PR EL I M I N A RY A PPLICATION S The Megabit Modem 500L provides a practical solutio n for many networking applications. The f ollowing illustrations sh ow some of the many possible solutions when using the Meg abit Modem 500L.
Applic ations PRELIMINARY 4 Megabit M odem 50 0L Install ation Man ual PR EL I M I N A RY Internet A ccess fo r Users at Home You can conn ect an at home user to the Intern et.
Megabit Mod em 500L Installation Manual 5 PR EL I M I N A RY 2 W HAT Y OU N EED T O S TART This chapter identifies the preparations and prerequis ites for installing the Megabit Modem 500L.
Require ments For Your System PRELIM INARY 6 Megabit M odem 50 0L Install ation Man ual PR EL I M I N A RY R EQUIREM ENTS F OR Y OUR S YSTEM You need the following hardware and software to com plete t.
PRELIM INARY Chapte r 2: What Yo u Need To Start Megabit Mod em 500L Installation Manual 7 PR EL I M I N A RY Flat-Surf ace Mount Place the modems on a f lat surface, such as on a table or in a rack. Do not stac k the m odems w hen inst alling on a flat surfa ce.
Requ irem ents F or The I nsta llati on Si te PRE LIMI NARY 8 Megabit M odem 50 0L Install ation Man ual PR EL I M I N A RY Wall Mount Mount the modems on a wall using the hardware included in the installation kit.
PRELIM INARY Chapte r 2: What Yo u Need To Start Megabit Mod em 500L Installation Manual 9 PR EL I M I N A RY Phone Service If you g et phone service, all you need is an RJ-11 ph one jack to conn ect your ph one.
Choose a Power Ca ble PRELIMI NARY 10 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
Megabit Mod em 500L Installation Manual 11 PR EL I M I N A RY 3 I NSTAL LING THE M ODEM The Megabit Modem 500L is easy to install by: • attaching adhesive -backed feet • setting the MDI/MDI-X sw i.
Attac hing t he Feet PRELIMI NARY 12 Megabit Modem 500L Installation Manual PR EL I M I N A RY A TTACHIN G THE F EET Attach each of the fo ur adhesive-b acked rubber f eet to a footprint reces s on the bo ttom of the modem.
PRELIM INARY Chapter 3: Installing the M odem Megabit Mod em 500L Installation Manual 13 PR EL I M I N A RY S ETTING THE MDI/MDI-X S WI TCH Using the MDI/MDI-X switch, the Meg abit Modem 500L can comm.
Installing Ca bling PRELIMI NARY 14 Megabit Modem 500L Installation Manual PR EL I M I N A RY I NSTALLIN G C ABLING Install the black cable for the 10/100B ASE-T LAN connection, grey phone cord fo r the ADSL port WAN connection, an d the power cable to the powe r connector.
PRELIM INARY Chapter 3: Installing the M odem Megabit Mod em 500L Installation Manual 15 PR EL I M I N A RY S ETTING U P AD SL S ERVI CE The service p rovider sets up the ADSL parameters for y our service. The mod em must have the ADSL SYNC LED lit before you can connect ses sions with your serv ice provider.
Connect ing Phone Service PRELIMI NARY 16 Megabit Modem 500L Installation Manual PR EL I M I N A RY C ONNECTIN G P HONE S ERVICE If you g et phone service, all you need is an RJ-11 ph one jack to c onnect your ph one.
Megabit Mod em 500L Installation Manual 17 PR EL I M I N A RY 4 S ETTING U P F OR C ON FIGURA TION You set up a PC and a Web browser to configure th e Megabit Modem 500L . This chapter provides the set up proc edures, then shows you how to access and navigate the Megabit Modem 500L Web p ages.
Setting U p the PC to Reque st an IP Address PRELIM INARY 18 Megabit Modem 500L Installation Manual PR EL I M I N A RY S ETTING U P THE PC TO R EQUEST AN IP A DD RESS You configu re the Megabit Modem 50 0L using a PC conn ected to the 10/100BASE -T port.
PRELIM INARY Chapter 4: Sett ing Up For Config uration Megabit Mod em 500L Installation Manual 19 PR EL I M I N A RY C ONFI GURING A W EB B ROWSER You access the Megabit Modem 5 00L Web pages throug h a Web brows er (see page 6 for Web brow ser version s suppo rted).
Accessing Megabit Mod em 500L Web P ages PRELIM INARY 20 Megabit Modem 500L Installation Manual PR EL I M I N A RY A CCESSING M EGABIT M OD EM 500L W EB P AGES Type http://192 .168.0.1/index.htm in th e Loca tion fie ld of t he We b bro wser ( as show n below), then press .
PRELIM INARY Chapter 4: Sett ing Up For Config uration Megabit Mod em 500L Installation Manual 21 PR EL I M I N A RY S AVING THE C ONFIGURAT ION As you make ch anges to the modem co nfigurati on, click t he Submit button on the Web page to accept changes and write the changes to RAM.
Saving th e Configur ation PRELIMI NARY 22 Megabit Modem 500L Installation Manual PR EL I M I N A RY Saving the Configuration to NVRAM After clicki ng Submit to write configuration parameter s to RAM, update your configuration by writing the parameters to non-vo latile RAM (NVRAM).
PRELIM INARY Chapter 4: Sett ing Up For Config uration Megabit Mod em 500L Installation Manual 23 PR EL I M I N A RY Resetting the Modem to Factory Defaults You c an ret urn Meg abit M odem 500L p ara meters to th e fact ory defaul t valu es.
Saving th e Configur ation PRELIMI NARY 24 Megabit Modem 500L Installation Manual PR EL I M I N A RY Parameter De fault Va lue Para meter Default Valu e Syst em Setup Syst em M ode PPP ove r ATM SNMP pa rameters TFTP p arame ters Enable t rap send ing Not enab led TFTP Se rver IP Addre ss 0.
PRELIM INARY Chapter 4: Sett ing Up For Config uration Megabit Mod em 500L Installation Manual 25 PR EL I M I N A RY Resetting the Mode m After you make changes to the m odem conf iguration and write the ch anges to NVRAM or return modem confi guration to factory def aults, you must res et the modem.
Saving th e Configur ation PRELIMI NARY 26 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
Megabit Mod em 500L Installation Manual 27 PR EL I M I N A RY 5 C ONFIGURI NG S YSTEM S ETTINGS Before configuring sessi ons with a service provider, set up system parameters for the Megabit Modem 500L.
Defining TFTP Parameters PRELIMI NARY 28 Megabit Modem 500L Installation Manual PR EL I M I N A RY D EFINING TFTP P ARAMET ERS A TF TP s erver is a dev ice on the LAN from whi ch yo u can dow nload sof tware upda tes t o yo ur modem. S ee page 59 for mor e informatio n on a TFTP server.
PRELIM INARY Chapter 5: Configuring Syst em Settings Megabit Mod em 500L Installation Manual 29 PR EL I M I N A RY D EFINING SNMP P ARAMET ERS The modem has an SNMP agent that allows it to be man aged remotely by a Network Management System ( NMS). See page 58 for more infor mation about managing the modem through SNMP.
Defini ng SNMP Paramete rs PR ELIMINARY 30 Megabit Modem 500L Installation Manual PR EL I M I N A RY 4 Click Submit to accept the changes . You can ch ange the community string to a name you c hoose. The fields ha ve default nam es as sh own in the scre en on pag e 29 and are case sensi tive.
PRELIM INARY Chapter 5: Configuring Syst em Settings Megabit Mod em 500L Installation Manual 31 PR EL I M I N A RY S ETTING THE T IME AND D ATE Set the time and date for the modem. 1 Click Syste m from th e Main Menu . 2 Click Set Date & Tim e on the System Menu .
Setting the Time and D ate PRELIMI NARY 32 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
Megabit Mod em 500L Installation Manual 33 PR EL I M I N A RY 6 C ONFIGURI NG S ESSIONS You configu re sessions be tween the modem and a service provider using the PairGain EasySes sion pages. The Megabit Modem 500L supp orts one P PP over ATM session at a time.
Selectin g a Configura tion Model PRELIM INARY 34 Megabit Modem 500L Installation Manual PR EL I M I N A RY S ELECTING A C ONFIGURA TION M OD EL There are many configur ation options for the Megabit Modem 500L from which you can select.
PRELIM INARY Chapter 6: Configuring Sessions Megabit Mod em 500L Installation Manual 35 PR EL I M I N A RY C ONFI GURING PPP OVER ATM S ESSIONS Point-t o-Point Protoco l (PPP) runs over ATM v irtual circuits (VC s).
Conf igur ing PPP o ver ATM Sess ions PRELI MINARY 36 Megabit Modem 500L Installation Manual PR EL I M I N A RY Configuring the WAN Configure the WAN param eters for PPP over ATM session s between the Meg abit Modem 500L and the serv ice provider. 1 Do th e foll o wing to conf igure t he WAN: .
PRELIM INARY Chapter 6: Configuring Sessions Megabit Mod em 500L Installation Manual 37 PR EL I M I N A RY 2 Click Submit to accept the WAN PPP session configur ation. 3 To confi gure other sessions : a Click Easy Session on th e Main Men u. then click Edit by the Po rt 1-3 that you want to configure.
Conf igur ing PPP o ver ATM Sess ions PRELI MINARY 38 Megabit Modem 500L Installation Manual PR EL I M I N A RY Defining User Assignment Parameters Enter the IP address for th e PC that is assigned to this ses sion. 1 Do the foll ow ing to defi ne Users’ A ssi gnme nts: 2 Click Add to accept a user assign ment you entered in Step 1 .
PRELIM INARY Chapter 6: Configuring Sessions Megabit Mod em 500L Installation Manual 39 PR EL I M I N A RY Configuring the LAN 1 Click EasySession on the Main Men u to access the EasySe ssion page . 2 At the top of the EasyS ession page, click Edit next to LAN Configura tion to display the PPP O ver ATM LAN Co nfigur ation page.
Conf igur ing PPP o ver ATM Sess ions PRELI MINARY 40 Megabit Modem 500L Installation Manual PR EL I M I N A RY 4 Click Submit after completing the LAN configuration page.
PRELIM INARY Chapter 6: Configuring Sessions Megabit Mod em 500L Installation Manual 41 PR EL I M I N A RY Defi ning S tatic NAT Entr ies Static NAT entries are requ ired only for applications that use TCP/UDP connections in itiated from the r emote end (WAN).
Saving th e Configur ation PRELIMI NARY 42 Megabit Modem 500L Installation Manual PR EL I M I N A RY 2 Click Add to accept the Static NA T En try . 3 Repeat Step 1 and Ste p 2 to add up to 32 static NAT entries. 4 To delete a Static NAT En try , highlight the entry in field then click De lete .
PRELIM INARY Chapter 6: Configuring Sessions Megabit Mod em 500L Installation Manual 43 PR EL I M I N A RY A CTIVAT ING AND D EACTIVATI NG S ESSIONS After you configure s essions, you will activate sessions as you want to use th em. Additionally, you may want to deactivate some se ssions while leaving other ses sions active.
Activat ing and Deac tivating Session s PRELIM INARY 44 Megabit Modem 500L Installation Manual PR EL I M I N A RY Deactiv ating Sess ions On the Web browser, click th e Reload icon (shown to the right) to refresh the s creen. 1 On the EasySes sion main page , select t he box next t o each sess ion that you want to disable.
Megabit Mod em 500L Installation Manual 45 PR EL I M I N A RY 7 V IEWING S TATISTICS You can view status for the ADSL link ( “ Viewing ADSL Status ” shown below) and for WAN and LAN statistics ( “ Vi ewing Network Statistics ” on page 48 ). V IEWI NG ADSL S TA TUS The Megabit Modem 500L displays the status of the ADSL link.
Viewi ng ADSL Status PRELIMI NARY 46 Megabit Modem 500L Installation Manual PR EL I M I N A RY Description of the ADSL Statistics fields are on page 46 .
PRELI MINARY Chapter 7: Viewing St atis tics Megabit Mod em 500L Installation Manual 47 PR EL I M I N A RY View the following ADSL lin k information: Clicking Res et on the ADSL M enu will bring down th e ADSL loop betw een the modem an d the se rvice provider.
Viewi ng Network Stati stics PRELIMI NARY 48 Megabit Modem 500L Installation Manual PR EL I M I N A RY V IEWI NG N ETWORK S TATISTICS The Megabit Modem 500 L displays the status for the LAN and WAN links. From the Main Men u , select Statistics to displ ay the S tatist ic s Menu .
PRELI MINARY Chapter 7: Viewing St atis tics Megabit Mod em 500L Installation Manual 49 PR EL I M I N A RY View the following LAN information : System time and da te and total ho urs link is up. IP a nd Ethern et addresses for th e modem LAN po rt.
Viewi ng Network Stati stics PRELIMI NARY 50 Megabit Modem 500L Installation Manual PR EL I M I N A RY WAN St atisti cs The Megabit Modem 5 00L displays status for the WAN. Click WAN S tat istics from the Sta tistics Menu . The values in the statistics fields are a total for all VCs configured.
Megabit Mod em 500L Installation Manual 51 PR EL I M I N A RY 8 M AINTENANCE A ND T ROUBLES HOOT ING M AINTENA NCE You can update software in the modem by specifying a dev ice on the LAN where you will place new so ftware for the u pdate (se e “ Defining TFTP Parameters ” on page 28 ).
Maintenanc e PRELI MINARY 52 Megabit Modem 500L Installation Manual PR EL I M I N A RY 1 Click Syste m on the Main Me nu to access the System Menu . 2 Click Upg rade So ftwar e on the System Me nu then click Pro ceed. The mode m software upgrade fo r binary files (.
PRELIM INARY Chapte r 8: Maintena nce and Troublesh ooting Megabit Mod em 500L Installation Manual 53 PR EL I M I N A RY T ROUBL ESHOOTING If this occurs: Try this : PC or hub no t communi cating with the m odem • Check th e LINK LED.
Troubleshooti ng PRELI MINARY 54 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
Megabit Mod em 500L Installation Manual 55 PR EL I M I N A RY 9 T ECHNIC AL R EFERENCE This chapter provides technical inform ation about how your modem transmits data between users on yo ur LAN and a service provider ov er the WAN.
PPP PRELIMINARY 56 Megabit Modem 500L Installation Manual PR EL I M I N A RY ATM Asynchronous Transfer Mo de (ATM) is a techno logy that can si multaneously transm it voice, data, and video over ADSL. ATM uses fixed-size cells that transmit o ver a preestablished connection called a Permanen t Virtual Circuit (PV C).
PRELIM INARY Chapte r 9: Technic al Refe rence Megabit Mod em 500L Installation Manual 57 PR EL I M I N A RY PAP/CHA P Auth enticat ion Secu rity Password Authentication Protocol (PAP) and Challenge-Handshake Authentication Protocol (CHAP) are two ways to authenticate PPP sessions.
Manag ement Pr otocols PRELIMI NARY 58 Megabit Modem 500L Installation Manual PR EL I M I N A RY M ANAGEMENT P RO TOCOLS SNMP is used to configure system parameters, to monitor statistics, and to perform advanced managemen t task s.
PRELIM INARY Chapte r 9: Technic al Refe rence Megabit Mod em 500L Installation Manual 59 PR EL I M I N A RY MIB and Trap Support Each managed d evice has configuration , status, and statistical information that defines its functionality and operational capab ilities.
TFTP Server PRELIMI NARY 60 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
Megabit Mod em 500L Installation Manual 61 PR EL I M I N A RY A S PECI FICATIO NS AND D ATA WAN I NTERF ACE S PECIFICATI ONS ADSL (As ymmetric Dig ital Subs criber L ine) Maximum transmi ssion rat e: Downstream Upstream 1.
PPP ove r ATM PRELIMI NARY 62 Megabit Modem 500L Installation Manual PR EL I M I N A RY PPP OVER ATM You can conf igure each of the th ree sessions with the following parameters : LAN I NT ERFAC E P H.
PRELIM INARY Append ix A: Specifica tions and Data Megabit Mod em 500L Installation Manual 63 PR EL I M I N A RY E NVIRON MENTAL C OMPLIANCE Oper ational Tem peratur e 32 to 12 2 ° F (0 to 50 ° C) Relat ive Humi dity up to 95% no n-condens ing Altitude betwee n -200 and 13,000 fee t (-61 to 3.
RFC s PRELI MINARY 64 Megabit Modem 500L Installation Manual PR EL I M I N A RY RFC S MIB S • RFC 2364 P PP Encapsul ation over AT M • RFC 16 61 for PP P LCP • RFC 19 94 for PA P/CHAP Authentic ation • RFC 1631 IP Network Ad dress Tra nsl ator (f or NAPT) • RFC 13 50 for TFTP client • TR-0 06 ADSL Forum ADS L Line M IB • T1.
PRELIM INARY Append ix A: Specifica tions and Data Megabit Mod em 500L Installation Manual 65 PR EL I M I N A RY R ATE VS . R EACH Pa yload Rate vs Reach on 24 A WG (0.4 mm) with 4dB Margin in Low Noise En vironment 0.010 0.100 1.000 10.000 0. 0 1. 0 2.
Hardware PRELIMIN ARY 66 Megabit Modem 500L Installation Manual PR EL I M I N A RY H ARDW ARE The following provides additional info rmation about Megabit Modem 500L such as the install ation kit an d modem conn ectors pin outs.
PRELIM INARY Append ix A: Specifica tions and Data Megabit Mod em 500L Installation Manual 67 PR EL I M I N A RY Connector Pinouts You can make your ow n cables for the ADSL RJ-11 co nnector and the 10/100BASE-T Ether net connector on the rear of the mo dem.
Hardware PRELIMIN ARY 68 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
Megabit Mod em 500L Installation Manual 69 PR EL I M I N A RY B T ECHN ICAL A SSISTANCE AND W ARRANTY This chapter describe s how to contact PairGain for technical support and warr anty service.
Limited Warranty PRELIMI NARY 70 Megabit Modem 500L Installation Manual PR EL I M I N A RY L IMI TED W ARRANTY PairGain Technologies, Inc. ("PairGain ") warrants that, for a period of 1 2 mo.
PRELIM INARY Appendix B: Technica l Assistance an d Warranty Megabit Mod em 500L Installation Manual 71 PR EL I M I N A RY A DVAN CE R EPLACEMENT Any product determined by PairGain n ot to comply with.
Returni ng a Product PRELIMI NARY 72 Megabit Modem 500L Installation Manual PR EL I M I N A RY R ETURNI NG A P RODUCT To return equipment to PairGain: 1 Locate the number of the purchase o rder unde r which the equipment was p urchased. You will need to provide this number to PairG ain Customer Service to obtain a return authorization.
Megabit Mod em 500L Installation Manual 73 PR EL I M I N A RY C C ONFI GURATI ON W ORKS HEETS This chapter provides worksheets where you can record your system settin gs and system sessions configuration inf ormation prior to executing the procedures in Chapter 4 throug h Chapte r 7 .
Conf ig urat io n Inf or mati on PRELIMI NARY 74 Megabit Modem 500L Installation Manual PR EL I M I N A RY WAN Configuration Worksheet Login Name / Login Password Worksheet Fixed IP Addres ses Work sh.
Megabit Mod em 500L Installation Manual 75 PR EL I M I N A RY D G LOSS ARY 10/100 BASE- T The Instit ute of Electri cal and Electron ic Engineers (IEEE) 802.
PRELIMI NARY 76 Megabit Modem 500L Installation Manual PR EL I M I N A RY CHAP See PAP/CHAP . commun ity string A tex t string required for an SNMP trap to be recei ved by a trap receiv er(s). Also, a text st ring that i dentifies an SN MP communi ty and is associa ted with specific acc ess rights (read-only or read/write).
PRELIMI NARY Appendix D: Glossary Megabit Mod em 500L Installation Manual 77 PR EL I M I N A RY margin The no ise margin in decibels that the modem mus t achieve with a BER of 10 -7 or bette r to successf ully com plete init ializ ation.
PRELIMI NARY 78 Megabit Modem 500L Installation Manual PR EL I M I N A RY RFC Request For Comment is a se ries of no tes that contain surveys, mea surements , ideas, techniqu es, and obs ervations, as well as proposed and accepted T CP/IP protoco l standard s.
PRELIMI NARY Appendix D: Glossary Megabit Mod em 500L Installation Manual 79 PR EL I M I N A RY UBR Unspecified Bit Rate is an ATM tra ffic type used fo r LAN traffic. When network congest ion occurs, the data is stored in a buffer until it can be sent.
PRELIMI NARY 80 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
Megabit Mod em 500L Installation Manual 81 PR EL I M I N A RY E I NDEX Numerics 10/1 00BAS E-T conne ctor pin outs 67 descri ption 75 700F w eb pa ges accessing 20 config uring 19 A accessing 700F web.
PRELIMI NARY 82 Megabit Modem 500L Installation Manual PR EL I M I N A RY config urati on introductio n 1 modem 17 savi ng 21 , 42 servic e provider 9 web bro wser 1 , 17 configu ration worksheet s 73.
PRELIMI NARY EI nd ex Megabit Mod em 500L Installation Manual 83 PR EL I M I N A RY downstrea m descri ption 76 transmission rate 1 , 55 dynamic host configu ration p rotocol See DHCP E encap sulation.
PRELIMI NARY 84 Megabit Modem 500L Installation Manual PR EL I M I N A RY modem adaptio n rate 53 applica tions 3 attaching fee t 12 configu ration proces s 17 descri ption 1 features 2 flat-surface m.
PRELIMI NARY EI nd ex Megabit Mod em 500L Installation Manual 85 PR EL I M I N A RY PPP over A TM activating se ssions 43 config uring LAN 39 WAN 36 de-activatin g sessions 44 sessions 56 , 57 config uring 35 PPPoA TM deleting session 37 prod uct overview 1 prot ocol s 2 NAPT 37 , 57 PPP 35 SNMP 58 R rate vs.
PRELIMI NARY 86 Megabit Modem 500L Installation Manual PR EL I M I N A RY Static NAT en try add 42 dele te 42 statistics 45 statistics men u LAN statistics 48 WAN statistics 50 storage 5 subnet mask d.
PRELIMI NARY EI nd ex Megabit Mod em 500L Installation Manual 87 PR EL I M I N A RY VPI addresses 56 configu ration worksheet 74 W wall mounting 8 WAN conf iguri ng PPP o ver ATM 36 interface specific ations 61 viewing sta tistics 50 warranty 69 web br owser conf iguration 19 worksheets 73 login 74 VCI 74 VPI 74 www.
PRELIMI NARY 88 Megabit Modem 500L Installation Manual PR EL I M I N A RY.
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Ein wichtiger Punkt beim Kauf des Geräts ADC 500L (oder sogar vor seinem Kauf) ist das durchlesen seiner Bedienungsanleitung. Dies sollten wir wegen ein paar einfacher Gründe machen:
Wenn Sie ADC 500L noch nicht gekauft haben, ist jetzt ein guter Moment, um sich mit den grundliegenden Daten des Produkts bekannt zu machen. Schauen Sie zuerst die ersten Seiten der Anleitung durch, die Sie oben finden. Dort finden Sie die wichtigsten technischen Daten für ADC 500L - auf diese Weise prüfen Sie, ob das Gerät Ihren Wünschen entspricht. Wenn Sie tiefer in die Benutzeranleitung von ADC 500L reinschauen, lernen Sie alle zugänglichen Produktfunktionen kennen, sowie erhalten Informationen über die Nutzung. Die Informationen, die Sie über ADC 500L erhalten, werden Ihnen bestimmt bei der Kaufentscheidung helfen.
Wenn Sie aber schon ADC 500L besitzen, und noch keine Gelegenheit dazu hatten, die Bedienungsanleitung zu lesen, sollten Sie es aufgrund der oben beschriebenen Gründe machen. Sie erfahren dann, ob Sie die zugänglichen Funktionen richtig genutzt haben, aber auch, ob Sie keine Fehler begangen haben, die den Nutzungszeitraum von ADC 500L verkürzen könnten.
Jedoch ist die eine der wichtigsten Rollen, die eine Bedienungsanleitung für den Nutzer spielt, die Hilfe bei der Lösung von Problemen mit ADC 500L. Sie finden dort fast immer Troubleshooting, also die am häufigsten auftauchenden Störungen und Mängel bei ADC 500L gemeinsam mit Hinweisen bezüglich der Arten ihrer Lösung. Sogar wenn es Ihnen nicht gelingen sollte das Problem alleine zu bewältigen, die Anleitung zeigt Ihnen die weitere Vorgehensweise – den Kontakt zur Kundenberatung oder dem naheliegenden Service.
