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ADSL2+ Tester 8 Glossary

72-0046-03A 70

Glossary

AAL

A ATM Adaptation Layer

AAL5

AAL Type5

ADSL

Asymmetric Digital Subscribe Line

ANSI

American National Standard Institution

ASx

AS0~3(ASx)

ATM

Asynchronous Transfer Mode

ATU-C

Transceiver Unit Centre Office

ATU-R

ADSL Transmission Unit at the customer premises end

CAP

Carrierless Amplitude Phase Moderation

CHAP

Challenge Handshake Authentication Protocol

CLECs

Competitive local exchange carriers

CRC

Cyclical Redundancy Check

DHCP

Dynamic Host Configuration Protocol

DMT

Discrete Multi-Tone

DSL

Digital Subscriber Line

DSLAM

Digital Subscriber Line Access Multiplexer

FEC

Forward Error Correction

FAST

Fast Path bit rate

Gateway

G.DMT

ITU-T G.992.1 Recommendation

G.LITE

ITU-T G.992.2 Recommendation

HEC

ATM cell Header Control

ILECs

Incumbent local exchange carriers

LINE ATTEN

Line Attenuation

INTL

Interleaved bit rate

Internet Protocol

IPOA

IP Over ATM

ISP

Internet Service Provider Internet

LAN

Local Area Network

LOS

Signal Loss

LSx

LS0~3(LSx)

ITU

International Telecommunication Union

MPoA

Multi-protocol Encapsulation over ATM

MER

MAC Encapsulated Routing

NCD

No Cell Delineation

Summary of Contents for XG2045

Page 1: ...ipulation 11 3 1 LED Indicators 11 3 2 Functional Keyboard 13 3 3 Preparations for Operation 15 3 4 Brief Menu Introduction 15 3 5 Communication with PC 16 3 6 Rechargeable Batteries and Charge 17 3 7...

Page 2: ...2 6 Working with TestManagerPro 65 6 1 Software Functions 65 6 2 System Configuration and Running Environment 65 6 3 Install and Uninstall the Software on the PC 66 6 4 How to Use TestManagerPro 66 7...

Page 3: ...d handheld test set for verifying that ADSL ADSL2 services can be properly delivered from Central Office to small and medium sized businesses or resident subscribers This instrument makes determining...

Page 4: ...ownstream Capacity Upstream and Downstream Noise Margin Signal to Noise Ratio Upstream and Downstream Output Power Upstream and Downstream Attenuation Upstream and Downstream Basic physical connection...

Page 5: ...ork PING IP PING echo response test sends a small user modifiable ICMP data packet to investigate if a network host or other device is on line and responding Support ping both IP address and domain na...

Page 6: ...d to the telephone twist wires and Ethernet card of PC Built in NiMH rechargeable batteries and embedded with smart fast charger circuit Can be charged with automobile cigarette lighter battery adapte...

Page 7: ...shrapnel to unpack the end cover and you can see the battery compartment and RS232 port jack See Fig 1 Appearance of the tester Fig 1 Appearances of ADSL2 Tester 1 5 2 Accessories of ADSL2 Tester Wate...

Page 8: ...ADSL Line Connector RJ11 Ethernet Connector RJ45 100 DMM Connector 4 Banana Connector Line Code DMT Downstream Rates Supported 24Mb s Upstream Rate Supported 1 2Mb s Transmission Distance Supported 6...

Page 9: ...Ethernet over ATM MER IP over ATM IPoA Services Supported ATM UBR VBR CBR Serial Port RS 232C Rechargeable Batteries 5 1 2V AA NiMH batteries continuous working for 2 5 hours Recharging Time Embedded...

Page 10: ...he standard configuration list of ADSL2 Tester is shown in Table 2 Item Qua Item Qua ADSL2 Tester 1 TestManagerPro Setup CD 1 LAN Test Cable Direct Black 1 LAN Test Cable Intercross Grey 1 Automobile...

Page 11: ...s will be described as below 3 1 1 Status LEDs LINE PARAMETER functional LED If you select Line Parameter function to test this LED will be lit green This LED mainly indicates that the current selecte...

Page 12: ...INK ACT status LED This LED indicates a LAN link and active state Light It indicates that the tester has linked to LAN and there has no data transitions between the tester and LAN Flash It indicates t...

Page 13: ...ation in LCD display at the same time Key Name Description Softkeys Identified as F1 to F4 used to select the parameter or activity in corresponding highlight place at the bottom of LCD Each LCD displ...

Page 14: ...Left and Up Move the cursor upward and leftward and the cursor can reach the position with Cursor Moveable Right and Down Move the cursor downward and rightward and the cursor can reach the position w...

Page 15: ...keys PgUp and PgDn keys provide page up and down functions Cursor Moveable Right and Down and Cursor Moveable left and Up keys provide cursor movement functions F1 F2 F3 F4 softkeys are used to selec...

Page 16: ...ument Following auxiliary information menus can be accessed by pressing the F1 F2 F3 and F4 softkeys including Miscellaneous Power Management Time Date RS232 Port Keyboard Test Self test Tester Inform...

Page 17: ...ware Manufacturer will launch the latest version embedded software and host software TestManagerPro in the website of our company for the users to download Make sure to visit our website frequently to...

Page 18: ...teries should be replaced It is strong recommended that the rechargeable batteries should be replaced every one or two years The NiHM recharge battery may become invalid after no used for a long time...

Page 19: ...case is well installed while a KaTa sound is heard The battery replacement is completed when the end cover of the tester is mounted again n Charging the Battery To recharge the battery plug in the cha...

Page 20: ...he backlight and press the Backlight key again to turn off the backlight 3 8 Safety Precautions The following general safety precautions must be observed during all phases of operation service and rep...

Page 21: ...built in batteries the battery compartment should be unfolded firstly Then take out the rechargeable batteries replacing by non rechargeable batteries plug the battery compartment frame into the tail...

Page 22: ...s than one tenth of that about 300 volts to destroy or severely damage static sensitive circuits Often static damage does not immediately cause a malfunction but significantly reduce the component s l...

Page 23: ...e careful handling In any correspondence refer to the instrument by model number and full serial number Use a strong shipping container A double wall carton made of 250 pound test material is adequate...

Page 24: ...the active field is displayed on softkeys on the bottom of the display The choice from the menu is made using the keys situated immediately below the display The highlighted cursor is moved around the...

Page 25: ...the auxiliary functions and instrument Following auxiliary information menus can be accessed by pressing the F1 F2 F3 and F4 softkeys including Miscellaneous Power Management Time Date RS232 Port Keyb...

Page 26: ...eters in PING TRACE and MODEM Simulator test mode the configurations should be written as setting Write config with YES firstly to validate the settings Storages Others Line BERT PING R Time Analysis...

Page 27: ...ation Description AUTO Auto detect and set the standard ADSL2 ITU ITU T G 992 5 Recommendation ADSL2 ITU ITU T G 992 3 Recommendation ANSI T1 413 ANSI ANSI T1 413 Issue 2 G DMT ITU ITU T G 992 1 Recom...

Page 28: ...the downstream SNR margin capacity and rate Whenever the link parameters exceed these values an on screen warning message will appear For example if you set your SNR margin threshold to 8 0dB and some...

Page 29: ...g 8 Press Cursor Moveable Right and Down key to move the cursor to the positions of parameters select LAN PING or WAN PING And then you can use F1 F2 F3 and F4 to choose the parameters Caution Firewal...

Page 30: ...ECENT Table 6 Setting parameters in Page 1 of LAN PING You can edit address by selecting EDIT to input a new IP address or RECENT to input the last 6 recent used IP address Caution You should ask the...

Page 31: ...3 Bridge Classical IP over ATM RFC 1577 Bridge PPP over ATM RFC 2364 and PPP over Ethernet RFC 2516 In displays IP or URL can be selected with DST setting When URL is selected the domain name of websi...

Page 32: ...net over ATM MAC Encapsulated Routing Protocol IPoA IP over ATM Table 7 Protocol configuration descriptions a PPPoE Point to Point Protocol over Ethernet settings menu Protocol Overview PPP over Ether...

Page 33: ...2 In Page 2 press Cursor Moveable Right and Down key to move the cursor to the positions of VPI VCI Packet Length Username Password and Writing Config And then you can use F1 F2 F3 and F4 softkeys to...

Page 34: ...which virtual channel the cell belongs 0 65535 Username Username the most length of username is 43 bytes EDIT RECENT Password Password the most length of password is 43 bytes EDIT RECENT Writing Conf...

Page 35: ...ou can use F1 F2 F3 and F4 softkeys to select the parameters All the setting parameters of DST are shown in Table 6 All the setting parameters of IP Addr Mode are shown in Table 10 Item Option Descrip...

Page 36: ...plexing of multiple protocols over a single ATM virtual circuit VC The protocol of a carried PDU is identified by prefixing the PDU with an IEEE 802 2 Logical Link Control LLC header The base protocol...

Page 37: ...traceroute command is used to discover the routes that packets actually take when traveling to their destination The device for example a router or a PC sends out a sequence of User Datagram Protocol...

Page 38: ...ress Cursor Moveable Right and Down key to move the cursor to the positions of parameters and then you can use F1 F2 F3 and F4 softkeys to choose the parameters as shown in Fig 16 To understand the se...

Page 39: ...idually at the Physical DSL ATM IP PPP and Application layer Before higher layer testing is performed it is important to check the quality of the local loop The quality of the local loop can be easily...

Page 40: ...signed for ADSL line test use only All the measurement ranges of the built in electrical circuits are based on the ADSL line Please do not use this function in any other circumstances Otherwise the ou...

Page 41: ...ALARM LED will be turned off at the same time Press Start Stop key and Start Stop LED is lit green steady then press Result key to switch to Results menu of Line Parameter Or press Auto Test key to a...

Page 42: ...r Interleaved not available for ADSL2 ADSL2 Line Analysis Link State Success or Fail Table 12 Line Analysis description The results menu Parameter Analysis as shown in Fig 19 Fig 20 Fig 21 The results...

Page 43: ...ample a CPTY reading of 85 means the modem has the capability to transmit 15 more line rate if required Attenuation Total attenuation is the measured difference in dB between the power by the ATU R an...

Page 44: ...ine The results of Link Analysis are described in Table 14 Result Analysis Analysis Item Description LOS LOF ES SES Basic Analysis UAS Analysis and Stat of basic connection SF SFErr RS RSCorr Frame An...

Page 45: ...there is beep on alarm 4 3 2 Line BERT results menu After the tester connects DSLAM completely press Start Stop key to start the BERT testing And press Result key to switch into Results menu for viewi...

Page 46: ...Result Analysis Connected Status Disconnected Status Display Real time Analysis For example Reply from 220 181 28 42 Bytes 56 times 58 0ms TTL 51 Request timed out Real time Table 17 Real time Analys...

Page 47: ...to complete the test because of the delay This can be useful to have a rough idea of the delay on the link However these figures are not precise enough to be used for performance evaluation 4 3 5 MOD...

Page 48: ...eam rate DOWN MESSAGES The total upstream messages during the elapsed time Table 19 MODEM Simulator results description 4 3 6 DMM results menu After completing the settings of DMM press Result key to...

Page 49: ...nce and Isolation Resistance can not be measured In Loop Resistance Loop Capacitance and Isolation Resistance testing mode the test can not be performed if there is a signal with its voltage 2V is det...

Page 50: ...ants Metric AWG Wire Guages 0Hz DC 20 or 70 4 4 Storages Menu Storages menus provide following functions Recall the stored settings to make the settings of a test automatically Modify settings paramet...

Page 51: ...in Fig 28 In this menu the user can store the current settings of the instrument as well as check recall rename and delete stored setting information Fig 28 Settings storage menu Every stored settings...

Page 52: ...results to be saved or the relevant information of the test result to be viewed according to the name of the result The result storage menu is as shown in Fig 29 in that menu user can save current tes...

Page 53: ...ult and Test time Lock Unlock Lock the selected result in order to prevent it from being accidentally renamed and overwritten Unlock the selected result in order to rename and delete it Rename Modify...

Page 54: ...NO The test result is not saved directly and the user can save it later in the CURRENT item of Storages menu This option is only provided in Line Parameter Line BERT and PING testing Table 24 Miscell...

Page 55: ...can communicate with PC via the RS232 interface Port State OFF The communication with PC via RS232 interface will be prohibited Table 27 RS232 Port configurations Caution Before communicating with PC...

Page 56: ...Table 28 Keyboard Test configurations Before making measurements user can run self test to ascertain the integrity and functions of the instrument The instrument self test is performed one by one acc...

Page 57: ...Tester supports replacing MODEM and simulating the whole process of login on Internet Real time display upstream and downstream bit rate and throughput DMM is another testing feature provided by the t...

Page 58: ...scenarios Among the changes are improvements in data rate and reach performance rate adaptation diagnostics and stand by mode ADSL2 has been specifically designed to improve the rate and reach of ADSL...

Page 59: ...ds n ADSL2 ADSL2 ITU G 992 5 doubles the bandwidth used for downstream data transmission effectively doubling the maximum downstream data rates and achieving rates of 20 Mbps on phone lines as long at...

Page 60: ...ovides the capability to use only tones between 1 1 MHz and 2 2 MHz by masking the downstream frequencies below 1 1 MHz This can be particularly useful when ADSL services from both the central office...

Page 61: ...it s easy to see how you can learn a lot from some pings Ping can tell you Ping places a unique sequence number on each packet it transmits and reports which sequence numbers it receives back Thus yo...

Page 62: ...s AUTO and the displays will switch to the Results menus If the tester is failed to connect the DSLAM there may has some troubles in the line from DSLAM Please check the test cables and working state...

Page 63: ...relative descriptions about line parameter testing settings and results in Chapter 4 Navigating the Displays for detail 5 3 3 ADSL BER testing When making the ADSL line BER testing the connection is...

Page 64: ...elect the function of MODEM SIMULATOR and Protocol is set to PPPoE Input the LAN IP address and subnet mask For example tester IP is 192 168 1 254 subnet mask is 255 255 255 0 then input VPI VCI value...

Page 65: ...d printing the stored results You can easily check manage and analyze every test result on your PC Another very important function of TestManagerPro is that you can on line upgrade the embedded softwa...

Page 66: ...exe Complete the installation according the setup wizard After completing installation of the software one short cut icon TestManagerPro will be placed on the desktop automatically Double click the i...

Page 67: ...f every uploaded results in the software If there has a graph result user can also view the histogram analysis of the error and alarm events In addition user can delete and print any result Clean up a...

Page 68: ...the connection is well done or if the serial port of PC is damaged Select records View the settings and results of record Print in form View uploaded records Read data from instrument Clean up the re...

Page 69: ...will turned off 3 The instrument shuts off Check if the voltage of battery is low Check if Auto power off in Other menu is set to ON or not 4 The instrument can not work with battery Switch off the in...

Page 70: ...Check DHCP Dynamic Host Configuration Protocol DMT Discrete Multi Tone DSL Digital Subscriber Line DSLAM Digital Subscriber Line Access Multiplexer FEC Forward Error Correction FAST Fast Path bit rate...

Page 71: ...to Point over ATM PSTN Public Switched Telephone Network PVC Permanent Virtual Circuit QAM Quadrate Amplitude Modulation QoS Quality of Service RFC1483B RFC1483 Bridge RFC1483R RFC1483 Routing RTU Rem...

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