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ADC 310F User Manual

Adc user manual megabit modem 310f, 320f
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M
M
310F
EGABIT
ODEM
AND
320F U
M
SER
ANUAL
Catalog Number
MMD4067I2 Issue 2

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  • Page 1 310F EGABIT ODEM 320F U ANUAL Catalog Number MMD4067I2 Issue 2...
  • Page 2 Contents herein are current as of the date of publication. ADC reserves the right to change the contents without prior notice. In no event shall ADC be liable for any damages resulting from loss of data, loss of use, or loss of profits, and ADC further disclaims any and all liability for indirect, incidental, special, consequential or other similar damages.

  • Page 3: About This Manual

    BOUT ANUAL This manual is intended to help a network administrator install and configure the ADC Megabit Modem 310F and 320F for use in a private network environment. It includes: • a summary of the modem features and suggested applications •...
  • Page 4 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. This product meets all safety requirements per UL-1950 standard. Megabit Modem 310F and 320F User Manual...

  • Page 5: Table Of Contents

    ABLE OF ONTENTS Chapter 1: Megabit Modem 310F and 320F Features and Applications ...1 Features...1 Applications...2 Chapter 2: Installing the Megabit Modem 310F and 320F...3 Unpacking and Inspecting the Shipment ...3 Attaching the Feet...4 Identifying The Connectors ... 5 Installing the Cabling ...6 Identifying LEDs ...
  • Page 6 Monitoring ADSL Alarm History ...36 Monitoring Ethernet Bridge Statistics ...38 Displaying System Information ...41 MAC Layer Bridging...43 Data Encapsulation ...43 Ethernet Frame Rates...44 Minimum xDSL Bit Stuffing, One Additional Bit...44 Maximum xDSL Bit Stuffing, Zero Additional Bits...46 Megabit Modem 310F and 320F User Manual...
  • Page 7 Rate Adaptive Transmission... 47 Rate Adaptation...48 Reach, Data Rate, SNR Margin, and Noise Environment ...48 Technical Specifications... 51 Compliance...52 Connector Pinouts ...53 Limited Warranty ...56 Megabit Modem 310F and 320F User Manual Table of Contents...
  • Page 8 Table of Contents viii Megabit Modem 310F and 320F User Manual...

  • Page 9: Chapter 1: Megabit Modem 310F And 320F Features And Applications

    The Megabit Modem 310F and 320F are designed to be used together, one at each end of a circuit, with the model 310F functioning as the ATU-C and the model 320F functioning as the ATU-R. The Megabit Modem 310F and 320F use Discrete MultiTone (DMT) line coding.

  • Page 10: Applications

    Applications PPLICATIONS Use the Megabit Modem 310F and 320F for: • remote access to private networks, for example telecommuting • point-to-point LAN extension, for example connecting multiple users at a satellite office to a corporate office LAN Telecommuting Application Home office...

  • Page 11: Chapter 2: Installing The Megabit Modem 310F And 320F

    NSTALLING THE ODEM Install a Megabit Modem 310F (ATU-C) at one end of a circuit and a Megabit Modem 320F at the other end (ATU-R), using the procedures described in these sections: NPACKING AND The shipping carton contains the Megabit Modem 310F or 320F, this manual and the items...

  • Page 12: Attaching The Feet

    Provides primary power to the modem and establishes a safety ground. The Megabit supply Modem 310F and 320F are available with a variety of power cords. When you order your modem, choose one of the following as the last number in the product PN (Megabit Modem...

  • Page 13: Identifying The Connectors

    DENTIFYING All external connectors are located on the Megabit Modem 310F and 320F rear panel. This section describes the Megabit Modem 310F and 320F rear panel components. Component Function 10BASE-T RJ-45 port used to connect the modem to the 10BASE-T port of a network hub MDI-X port or PC NIC.

  • Page 14: Installing The Cabling

    Wall RJ-11 jack with ADSL transmission To wall outlet Do not connect any other power supply to the Megabit Modem 310F or 320F. If you use another power supply, you could permanently damage the unit. “Connector Pinouts” on page 53 ABLING...

  • Page 15: Identifying Leds

    DENTIFYING The front panels for both the Megabit Modem 310F and 320F contain LEDs that indicate power and data transmission status. The following illustrations describe the front panel LEDs. Off: No current reception L A N L I N K...

  • Page 16: Powering Up And Checking Leds

    Once you have completed the steps described in the previous sections for both the Megabit Modem 310F and 320F, you are ready to power up each modem. Plug the Megabit Modem 310F power supply into the facility power and ensure the Power LED is lit solid green.

  • Page 17: Chapter 3: Preparing For Configuration And Management

    REPARING FOR You configure the Megabit Modem 310F and 320F using an ASCII terminal or PC running a terminal emulation program. This chapter provides the set up procedures. ONNECTING A Connect the modem to an ASCII terminal or PC running a terminal emulation program: Plug the console adapter into the standard 9-pin COM port on the terminal or PC and tighten the captive screws until they are snug.

  • Page 18: Configuring The Terminal

    Set the terminal emulation mode to ANSI. OGGING N AND Using the management interface, you can manage both the Megabit Modem 310F and 320F. The header on each screen identifies the modem you are currently managing: • ATU-C is the Megabit Modem 310F.

  • Page 19: The Main Menu

    2. ADSL MENU 3. BRIDGE MENU 4. REMOTE LOGON Q. LOGOUT ENTER CHOICE--> Megabit Modem 310F and 320F User Manual Chapter 3: Preparing for Configuration and Management which is the factory default password. (See to customize your password.) PAIRGAIN TECHNOLOGIES ATU-C ADSL MEGABIT MODEM TERMINAL v 1.0...

  • Page 20: Logging On To The Remote Modem

    Logging On and Navigating the Interface Logging On to the Remote Modem From the Megabit Modem 310F (ATU-C), you can log on to the Megabit Modem 320F (ATU-R) to view system parameters and set configuration options in one of the following ways: •...

  • Page 21: Navigating The Interface

    Navigating the Interface The following illustration shows the Megabit Modem 310F and 320F management interface structure. Select a menu option by typing the number that precedes it. Logon Main Menu Megabit Modem 310F and 320F User Manual Chapter 3: Preparing for Configuration and Management...

  • Page 22: Logging Off

    Selects the next performance screen. Selects the previous performance screen. Restores a previous setting by undoing the last action. You configure Megabit Modem 310F and 320F parameters in two ways: • Toggle among predefined settings: Type the number preceding a parameter to select it.

  • Page 23: Chapter 4: Configuring The Modems

    ONFIGURING THE Configure the Megabit Modem 310F and 320F using an ASCII terminal or PC running a terminal emulation program connected to the RS-232 port. ETTING YSTEM From the System Configuration and reset the modems to factory default values. From the...

  • Page 24: Changing The System Time

    1. CHANGE SYSTEM TIME 2. CHANGE SYSTEM DATE 3. CHANGE PASSWORD 4. FACTORY DEFAULT CONFIGURATION 5. ATU-R LOGIN ENABLED (R)eturn (M)ain menu, type to select menu, type to select 03:25:24 Change System Time Change System Date Megabit Modem 310F and 320F User Manual...

  • Page 25: Changing The Logon Password

    If you change the default password, write it down and save it in a secure place. If you forget your new password, you will be unable to log on to the modem. Megabit Modem 310F and 320F User Manual menu...

  • Page 26: Restoring Factory Default Settings

    When you select yes to restore the factory default configuration, the modem automatically writes the factory default values to NVRAM and resets the ADSL link between the Megabit Modem 310F and 320F. You are automatically logged off the modem(s) and must log on again.

  • Page 27: Disabling Or Enabling The Rs-232 Port For The Megabit Modem 320F

    Logon screen. Then, log on to the modem(s). Disabling or Enabling the RS-232 Port For the Megabit Modem 320F You can enable or disable the RS-232 port for the Megabit Modem 320F from the Megabit Modem 310F management interface. The screen option is setting is Enabled The ATU-R Login option displays for the remote modem only when you are logged on to the Megabit Modem 310F (ATU-C).

  • Page 28: Configuring Adsl Service

    Configuring ADSL Service ADSL S ONFIGURING You configure ADSL transceiver service from the Megabit Modem 310F (ATU-C) only. The ADSL Configuration Menu items are read-only from the Megabit Modem 320F (ATU-R). You must reset the ADSL Link to activate ADSL configuration changes This section describes how to configure ADSL data transmission parameters.

  • Page 29: Configuring The Startup Settings

    Configuring the Startup Settings You can configure these settings only from the Megabit Modem 310F for both the Megabit Modem 310F and 320F. The fields are when you access them through the management interface for the Megabit Modem 320F. You configure the Startup Option and Startup SNR Margin to establish how the modem comes...

  • Page 30: Configuring Data Rates

    Configuring ADSL Service Configuring Data Rates You can configure the data rate only from the Megabit Modem 310F for both the Megabit Modem 310F and 320F. The data rate fields are Parameters You configure the minimum and maximum data rates for both upstream and downstream traffic.

  • Page 31: Configuring The Snr Margin Threshold

    ADSL Configuration Menu The following message displays: Enter valid input Type an ES threshold value between 0 and 255, then press The default value is 100. Megabit Modem 310F and 320F User Manual (Min) Down Data Rate (page 20), type...

  • Page 32: Configuring Alarms

    Description Enables the alarm as a minor alarm. Enables the alarm as a major alarm. Disables the alarm. to select Alarm Configuration ENTER Megabit Modem 310F and 320F User Manual...

  • Page 33: Configuring The Interleave Options

    Type to save the changes you made or type You return to the ADSL Menu Megabit Modem 310F and 320F User Manual (page 20), type to toggle to the interleave value you want, then press to toggle to the interleave value you want, then press to not save the changes you made.

  • Page 34: Resetting The Adsl Link

    The following prompt displays: This will bring down the ADSL link. Are you sure (Y/N)? When you select yes, the modem automatically resets the ADSL link between the Megabit Modem 310F and 320F. You are automatically logged off the modem(s) and must log on again. Do one of the following: •...

  • Page 35: Configuring Bridge Parameters

    ONFIGURING Configure the Ethernet bridging parameters. The LAN mode for the Megabit Modem 310F and 320F is half duplex. On the Main Menu (page 09/09/99 ENTER CHOICE--> Configuring Bridge Aging Time The Bridge Aging Time determines the interval at which the modem checks the bridging table for unused addresses and marks those addresses as invalid.

  • Page 36: Configuring The Source Address Database

    4. CREATE STATIC MAC ADDRESS ENTRY 5. DELETE STATIC MAC ADDRESS ENTRY 6. DISPLAY ALL STATIC MAC ADDRESS ENTRIES TYPE VALID MAC ADDRESS ---- ----- ----------- 00:00:00:00:00:00 00:00:00:00:00:00 00:00:00:00:00:00 00:00:00:00:00:00 00:00:00:00:00:00 00:00:00:00:00:00 00:00:00:00:00:00 00:00:00:00:00:00 Megabit Modem 310F and 320F User Manual 03:45:44...
  • Page 37 To view all the entries in a specific bucket: Type to select The message displays: Please enter bucket number Type the desired bucket number, then press Megabit Modem 310F and 320F User Manual Source Address Database Menu Read All Valid MAC Entries Read Entry by MAC Address ENTER...

  • Page 38: Resetting The Bridge

    Ethernet data is not passing through the modem, a bridge reset on either the ATU-C or ATU-R unit may resolve the problem. Create Static MAC Address Entry ENTER Delete Static MAC Address Entry ENTER Display All Static MAC Entries to Display All to Display All Megabit Modem 310F and 320F User Manual...

  • Page 39: Chapter 5: Monitoring Circuit Status And Displaying System Information

    ONITORING Monitor circuit status for the Megabit Modem 310F and 320F using an ASCII terminal or PC running a terminal emulation program, connected to the RS-232 port. ADSL S ONITORING From the Main Menu (page items 1 through 4 to provide status on the ADSL link, as described in the following sections.

  • Page 40: Monitoring Adsl Performance Status

    DATA RATE (kbps): ENTER CHOICE--> Type to clear the ADSL performance and alarm counters in both the Megabit Modem 310F and 320F. See the table on screen is updated every second and provides a summary of the to display the...
  • Page 41 Line Attn (dB) 24 Hour ES 24 Hour UAS Data Rate (kbps) Megabit Modem 310F and 320F User Manual Chapter 5: Monitoring Circuit Status and Displaying System Information ADSL Performance Status Meaning Identifies the current downstream alarms (toward the Megabit Modem 320F).

  • Page 42: Monitoring 24 Hour Adsl Performance History

    000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA 000/000/ 000/000/ NA screen. 03:25:24 Megabit Modem 310F and 320F User Manual . The...

  • Page 43: Monitoring 7 Day Adsl Performance History

    The minimum SNR for the period is reset to the current SNR. The 7 Day ADSL Performance History data is lost when the modem is turned off. Megabit Modem 310F and 320F User Manual Chapter 5: Monitoring Circuit Status and Displaying System Information...

  • Page 44: Monitoring Adsl Alarm History

    07/20/99-02:06:14 ENTER CHOICE> Type to clear the first and last date/time stamps. The Alarm History data is lost when the Megabit Modem 310F is turned off. 31), type on the ADSL Menu to open the PAIRGAIN TECHNOLOGIES ADSL ALARM HISTORY...
  • Page 45 Lists the last time an alarm was detected. Current Identifies the current status of the alarm. Time(s) Lists the time in seconds that any alarm occurred. Megabit Modem 310F and 320F User Manual Chapter 5: Monitoring Circuit Status and Displaying System Information ADSL Alarm History screen.

  • Page 46: Monitoring Ethernet Bridge Statistics

    Monitoring Ethernet Bridge Statistics ONITORING THERNET The Megabit Modem 310F and 320F provide real-time, non-disruptive monitoring of system performance. The display is updated every second. From the Main Menu (page 08/12/99 ENTER CHOICE--> RIDGE 11), type to open the Bridge Menu PAIRGAIN TECHNOLOGIES ATU-C ADSL MEGABIT MODEM TERMINAL v 1.0...
  • Page 47 RX BIG TX BYTES TX FRAMES TX MCASTS TX EX COLS ENTER CHOICE--> Megabit Modem 310F and 320F User Manual Chapter 5: Monitoring Circuit Status and Displaying System Information , type to open the Bridge Statistics Menu PAIRGAIN TECHNOLOGIES ATU-C ADSL MEGABIT MODEM TERMINAL v 1.0...
  • Page 48 The number of entries in the bridging table that were not learned because the table was full. LAN Filtered Frames The number of frames filtered on the LAN port by the bridging process. Bridge Statistics Menu Megabit Modem 310F and 320F User Manual...

  • Page 49: Displaying System Information

    DAYS IN OPERATION ENTER CHOICE--> Information Product Number Software Rev PROM Checksum Day in Operation Megabit Modem 310F and 320F User Manual Chapter 5: Monitoring Circuit Status and Displaying System Information NFORMATION 11), type to open the System Menu type...
  • Page 50 Displaying System Information Megabit Modem 310F and 320F User Manual...

  • Page 51: About The Technology

    Forwarding performance is at full DMT rate and filtering performance is at full Ethernet rate of 14 kpps for 64-byte frames (minimum size). Neither the Megabit Modem 310F nor 320F support the Spanning Tree protocol. Therefore, the modems cannot be used to provide link redundancy to a LAN segment.

  • Page 52: Ethernet Frame Rates

    6,142.0 2,948.2 6,195.5 3,097.8 1,486.9 1,559.1 779.5 374.2 780.4 390.2 187.3 526.6 263.3 126.4 1,719.8 1,474.1 737.0 867.4 743.5 371.7 218.3 187.1 93.5 109.3 93.6 46.8 73.7 63.2 31.6 Megabit Modem 310F and 320F User Manual 122.8 62.0 15.6...
  • Page 53 The values in the table below show the minimum xDSL transmission time in milliseconds (ms). Frame Size (da:sa:lt:data:crc) 7040 [bytes] kbps 0.074 0.147 0.583 1024 1.165 1518 1.726 Megabit Modem 310F and 320F User Manual xDSL Data Rate 6400 3200 1536 896 kbps 768 kbps 384 kbps kbps kbps kbps 0.081 0.163 0.339 0.581 0.161...

  • Page 54: Maximum Xdsl Bit Stuffing, Zero Additional Bits

    5,144.7 2,469.5 5,178.0 2,589.0 1,242.7 1,300.0 650.0 312.0 650.5 325.3 156.1 439.0 219.5 105.3 1,440.5 1,234.7 617.4 724.9 621.4 310.7 182.0 156.0 78.0 91.1 78.1 39.0 61.5 52.7 26.3 Megabit Modem 310F and 320F User Manual 102.9 51.8 13.0...

  • Page 55: Rate Adaptive Transmission

    SNR can degrade by 6 dB and still provide a performance of 10 The Megabit Modem 310F and 320F have a margin configuration option that defaults to 4 dB, but may be set anywhere between 0 to 15 dB.

  • Page 56: Rate Adaptation

    64 kbps to 928 kbps, in increments of 32 kbps The Megabit Modem 310F and 320F can be set to any one of two modes that determine how the data rate is selected. It is important to note that rate adaptation occurs only during startup.
  • Page 57 1000 2000 The reach tables above are for a noiseless environment. The performance shown is typical for ADC Megabit Modem products. Due to variations in environment and test setup, ADC does not guarantee performance to the figures shown. Megabit Modem 310F and 320F User Manual Tomcat RT &...
  • Page 58 Rate Adaptive Transmission You can configure the Megabit Modem 310F and 320F startup margin setting. This setting defaults to 4 dB but may be set from 0 - 15 dB. The modems will attempt to come up at the programmed margin setting. Setting the margin high allows for a cushion against changing line conditions and impulse noise.

  • Page 59: Technical Specifications

    Address Learning Encapsulation Format Bridging Physical Height Width Depth Weight Megabit Modem 310F and 320F User Manual PECIFICATIONS AND ONNECTOR DMT Line Code up to 23 dBm RJ-11 8-pin modular, 10BASE-T 14 Kpps (64-byte packets, both directions) 8,192 MAC addresses with aging HDLC IEEE 802.1d transparent with learning on the LAN port only...

  • Page 60: Compliance

    RS-232C, RJ-45 Autobaud from 2400 to 19,200 baud Not Supported FCC Part 15, Subpart B, Class B CENELEC/ETSI (IEC 801-2, -3, -4) CE (EN 55022 and EN 50082-1) UL1950 and cUL CE (EN 60950) Megabit Modem 310F and 320F User Manual...

  • Page 61: Connector Pinouts

    The following table shows connector pin assignments for the RJ-11 DSL connector. The following table shows connector pin assignments for the 8-pin10BASE-T Ethernet connector. The connector is MDI-X. MDI Pin Megabit Modem 310F and 320F User Manual Appendix B: Technical Specifications and Connector Pinouts Signal Not Used...
  • Page 62 Not Used Receive Data (RD) Modem to terminal Transmit Data (TD) Terminal to modem Data Terminal Ready (DTR) Terminal to modem DGND Data Set Ready (DSR) Modem to terminal Not Used Not Used Megabit Modem 310F and 320F User Manual...

  • Page 63: Contacting Adc

    ADC Customer Service Group provides expert pre-sales and post-sales support and training for all its products. Technical support is available 24 hours a day, 7 days a week by contacting the ADC Technical Assistance Center (TAC). Sales Assistance 800.366.3891 extension 73000 (USA and Canada) 952.917.3000...

  • Page 64: Limited Warranty

    ADC during the 90-day warranty period is, at ADC’s option, either (a) return of the price paid or (b) repair or replace of the software. ADC also warrants that, for a period of 30 days from the date of purchase, the media on which software is stored will be free from material defects under normal use.
  • Page 65 A pair of wires connected in parallel across a single line to form a "T" Tap configuration. Downstream The direction of data reception from the Megabit Modem 310F to the Megabit Modem 320F. Ethernet A baseband LAN specification that has become a series of standards produced by IEEE referred to as IEEE 802.3.
  • Page 66 A person who performs work at home while linked to the office by means of a telecommunications-equipped computer system. Upstream The direction of data transmission from the Megabit Modem 320F to the Megabit Modem 310F. Wide Area Network. In this manual, refers to the ADSL link. Megabit Modem 310F and 320F User Manual...

  • Page 68: Technical Assistance

    ADC DSL Systems, Inc. 14402 Franklin Avenue Tustin, CA 92780-7013 Tel: 714.832.9922 Fax: 714.832.9924 Technical Assistance Tel: 800.638.0031 Fax: 714.730.3222 ISO 9001/TL 9000 DNV Certification, Inc. REGISTERED FIRM ´,4K¶2W¨ 1220432...

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