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Airvana ipBTS C30 Installation And Commissioning Manual

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Confidential & Proprietary
Cover
ipBTS C30 Installation and
Commissioning
Release 4.0
910136
Rev01.00
Standard
July 2007

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Summary of Contents for Airvana ipBTS C30

  • Page 1 Confidential & Proprietary Cover ipBTS C30 Installation and Commissioning Release 4.0 910136 Rev01.00 Standard July 2007...
  • Page 2 910136 Rev01.00 Standard July 2007...
  • Page 3 C30 Installation and Commissioning Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 4 2007 Airvana, Inc. All rights reserved. © Airvana is a registered trademark of Airvana, Inc. (“Airvana”). AirVista is a trademark of Airvana. All other trademarks are trademarks of their respective owners. This document contains information that is the property of Airvana. This document may not be copied,...
  • Page 5 SOFTWARE together with its DOCUMENTATION on a permanent basis, provided that CUSTOMER notifies AIRVANA as to the name and address of the recipient of its copy and that such recipient agrees in writing to the terms and conditions of this Agreement. CUSTOMER may not network the SOFTWARE or otherwise use it on more than one computer or computer terminal at the same time.
  • Page 6 SOFTWARE. AIRVANA warrants that for a period of ninety (90) days (the “WARRANTY PERIOD”) from the date of delivery from AIRVANA: (i) the media on which the SOFTWARE is furnished will be free of defects in materials and workmanship under normal use, and (ii) the SOFTWARE substantially conforms to the accompanying DOCUMENTATION.
  • Page 7 LIMITATION OF LIABILITY AND REMEDIES. TO THE EXTENT PERMITTED BY APPLICABLE LAW, NEITHER AIRVANA NOR ITS SUPPLIERS SHALL BE LIABLE TO CUSTOMER OR ANY THIRD PARTIES FOR ANY LOST REVENUE, PROFIT OR DATA, TECHNOLOGY OR SERVICES OR FOR SPECIAL, INDIRECT,...
  • Page 8 CUSTOMER shall be responsible for and shall pay, and shall reimburse AIRVANA on request if AIRVANA is required to pay, any sales, use, value added (VAT), consumption or other tax (excluding any tax that is based on AIRVANA's net income), assessment, duty, tariff, or other fee or charge of any kind or nature that is levied or imposed by any governmental authority on the PACKAGE.

  • Page 9: Table Of Contents

    Installing the ADCC module ..................3-6 Connecting to the backhaul network..................3-7 Connecting backhaul cables..................... 3-7 Connecting to the backhaul network through an aggregation router......3-7 Connecting GPS antenna cables ..................... 3-7 Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 10 Downloading the new image file................4-8 Expanding and activating the new image file............4-9 Establishing an Ethernet connection................4-10 Establishing an Ethernet connection between your laptop and the ipBTS C30 ..4-10 Verifying SNTP time......................4-11 Commissioning the ipBTS C30 .................... 4-11 Using the Commissioning script..................
  • Page 11 Radio module specifications ....................A-5 Appendix B Hot-swapping ipBTS hardware Replacing a Radio module ......................B-1 Replacing an ADCC module....................B-3 Replacing a fan in the RN shelf ....................B-4 Replacing the air filter......................B-5 RMA process...........................B-7 Index Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 12 Contents 910136 Rev01.00 Standard July 2007...
  • Page 13 Figure 1-2. ipBTS C30 module functions................1-3 Figure 1-3. Rear view of a three sector ipBTS ..............1-3 Figure 3-1. Front and rear views of the ipBTS C30............... 3-3 Figure 3-2. Wrist strap connection point ................3-4 Figure 3-3. Attaching the ground ................... 3-5 Figure 3-4.
  • Page 14 List of tables List of tables Table 1-1. RN shelf replaceable components ................ 1-4 Table 1-2. Replaceable RN modules..................1-4 Table 2-1. Input power interfaces ..................2-1 Table 2-2. ipBTS operating and storage temperature specification........2-2 Table 2-3. ipBTS humidity specifications ................2-2 Table 2-4.

  • Page 15: About This Document

    About this document The ipBTS C30™, or Base Transceiver System is a 1xEV-DO Radio Access Node (RAN) that is quickly deployable to provide temporary wireless coverage to a geographic area. This chapter describes in general how you use the customer documentation supplied by Airvana to install, configure, and maintain a ipBTS base station.

  • Page 16: Related Documents

    About this document Related documents Related documents The following table lists the ipBTS C30 and ipRNC 1610 customer documentation suite. Table 1. Related documentation Title Contents ipRNC 1610 Installation and Describes how to install the ipRNC 1610, including mounting Commissioning (910135) the rack and setting up the backhaul network.

  • Page 17: Conventions

    For example: IP address 192.23.10.12 is alive. Indicates a variable in system output in a command line or Italic CLI output font system-generated file. For example: Installation of release <release> is complete. Airvana ipBTS C30 Installation and Commissioning, Release 4.0...

  • Page 18: Notes, Cautions, And Warnings

    About this document Notes, cautions, and warnings Table 2. Conventions (continued) Convention Description Plain italic font Indicates file names, directory paths, book titles, chapter titles, user accounts, and emphasized words. Bold font Indicates text that appears on screen exactly as shown, for example, names of screens, names of buttons, items on menus, and items on pull down lists.
  • Page 19 About this document Notes, cautions, and warnings Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 20 About this document Notes, cautions, and warnings 910136 Rev01.00 Standard July 2007...

  • Page 21: Ipbts System Overview

    Deployable BTS that consists of the following components: • Radio Node (ipBTS C30) – which includes the 1xEV-DO channel card module (ADCC), Radio module, cooling fans and filter tray. • Radio Node Controller (ipRNC 1610) – one of the core networking elements connecting the Radio Access Network (RAN), PSTN, and Core IP Network.

  • Page 22: Ipbts Rn Overview

    EIA 19-inch universal server rack. The chassis dimensions are 3.25 in (8.3 cm) high, 19 in (48.3 cm) wide and 18.5 in (47 cm) deep. An ipBTS C30 system supports three radio sectors and consists of one ADCC module, one Radio module, two replaceable fan trays and an air filter.

  • Page 23: Rear View

    Figure 1-2. ipBTS C30 module functions Rear view Figure 1-3 shows the hardware components visible when you view the ipBTS from the rear. . Figure 1-3. Rear view of a three sector ipBTS Airvana ipBTS C30 Installation and Commissioning, Release 4.0...

  • Page 24: Ipbts Rn Chassis Functions

    The ipBTS chassis (or enclosure) is a rack mount with built-in redundant cooling fan trays. Air inlets are located on the front of the chassis and air outlets are located on the rear of the chassis. The ipBTS C30 chassis provides power and interconnections for the radio modules and ADCC modules...
  • Page 25 Option Part Number ADCC Module Field replaceable unit and service disrupting 800144 Radio Module (Sector Radio Kit) Field replaceable unit and service disrupting 800149 Air filter Field replaceable unit and hot-swappable 140490 Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 26 Chapter 1 ipBTS system overview Replaceable RN modules 910136 Rev01.00 Standard July 2007...

  • Page 27: Planning

    2-2 • ipBTS altitude specification on page 2-3 Power requirements The ipBTS C30 requires only one power supply but supports dual DC input power feeds for power redundancy. Table 2-1 provides the voltage specifications for input power. Table 2-1.

  • Page 28: Ground Requirements

    Input power, -48VDC return Input power feed B Ground requirements Airvana requires the installation of a primary surge protection system. Qualified professionals must design the primary surge protection system compliant with applicable local codes and requirements and with the TIA J-STD-607-A-Commercial Building Grounding (Earthing) and Bonding Requirements for Telecommunications standards.
  • Page 29 1,800 m. At altitudes between 6,000 feet (1,829 m) and 12,000 feet (3,658 m), the specified upper limit for operational temperature (+40 degrees C) is reduced by 2 degrees C every 1,000 feet. Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 30 Chapter 2 Planning Requirements 910136 Rev01.00 Standard July 2007...

  • Page 31: Ipbts C30 Installation

    Chapter 3 ipBTS C30 installation This chapter describes the ipBTS C30 installation process, from unpacking the hardware through installing the modules, cabling, connecting to a backhaul network and a power source and then powering on the system. Specifically, it contains the following sections: •...

  • Page 32: Preparing For The Installation

    Chapter 3 ipBTS C30 installation Preparing for the installation Preparing for the installation This chapter contains unpacking, inspection, and installation instructions for all components of the ipBTS. Review the preparation requirements documented in Chapter 2, Planning before proceeding with the installation.

  • Page 33: Installing The Chassis

    Front chassis view Rear chassis view Figure 3-1. Front and rear views of the ipBTS C30 Unpacking the chassis Use a box cutter or blade to carefully open the chassis shipping container. Remove the packing material. Store the shipping container and packing material in the event that the chassis needs to be shipped back to manufacturing for replacement or repair.

  • Page 34: Installing The Chassis

    Chapter 3 ipBTS C30 installation Installing the chassis Installing the chassis Position the chassis in the main rack, or cabinet and use the supplied 1/4 in. screws to securely attach the chassis to the rack. Unpacking and installing modules All modules are tested and calibrated at the factory before being packed and shipped. Follow the steps in this section to unpack, inspect, and install each component of the ipBTS.

  • Page 35: Installing Modules

    Installing the Radio module on page 3-5 • Installing the ADCC module on page 3-6 Module locations The following figure shows the location of the ADCC and Radio modules in the ipBTS C30 shelf. ADCC module Radio module Figure 3-4. Module locations Installing the Radio module Airvana packs radio module in a cardboard container measuring approximately 16 in.

  • Page 36: Installing The Adcc Module

    Module latch detail Installing the ADCC module Airvana packs the ADCC module in a cardboard container measuring approximately 16 in. (40.6 cm) square, and 3 in. (7.6 cm) deep and weighs approximately 5.6 lbs. (2.5 kg) Install one ADCC module in the top chassis slot.

  • Page 37: Connecting To The Backhaul Network

    ADCC LED indicators (see Figure 3-7). Use the torque wrench to tighten the SMA connectors securely to between 5 and 9 inch- pounds.aking RX connections for sector 2Making RX connections for sector 3. Airvana ipBTS C30 Installation and Commissioning, Release 4.0...

  • Page 38: Connecting Radio Module Sector Ports

    Chapter 3 ipBTS C30 installation Connecting to a power source ADCC front Figure 3-7. GPS connection - front of chassis Chassis rear Figure 3-8. GPS connection - rear of chassis Connecting radio module sector ports The radio module has three SMA connectors per sector on the front and rear of the module.

  • Page 39: Powering On The Rn

    Connecting to the power source and powering on the ipBTS Follow these steps to connect power to the ipBTS C30 RN and to power on the modules. Procedure Verify that the circuit breaker supplying power to the ipBTS shelf is in the OFF position.

  • Page 40: Adcc Led Indicators

    Chapter 3 ipBTS C30 installation Powering on the RN ADCC LED indicators There are seven indicator LEDs on the front of the ADCC module. The LEDs provide the following status information: • POWER - On (green) indicates bulk power is available to the module.

  • Page 41: Requirements

    Chapter 4 RN commissioning This chapter explains the steps required to commission the ipBTS C30. Specifically, it contains the following sections: • Requirements on page 4-1 • CLI connection on page 4-3 • Establishing a console connection on page 4-4 •...

  • Page 42: Software Requirements

    C30: • SFTP client software to transfer the software release to the ipBTS C30. You can choose to use one of the open-source clients like WinSCP, PuTTY, or PSFTP, or any other third party application that supports these protocols.

  • Page 43: Cli Connection

    ADCC module. You can only have a single serial connection to a ipBTS C30 when using a serial port. The serial connection requires a cable to link the serial port on the network element to a serial port (typically a COM port) on a laptop or other device.

  • Page 44: Establishing A Console Connection

    Establishing a console connection This procedure explains how to connect the laptop’s COM port to the active ADCC serial port and how to start the CLI/serial session. The ipBTS C30 must be powered on. Requirements This procedure requires the hardware and software shown in the table below.

  • Page 45: Configuration Parameters

    <software_image >.tar. For more information about the software image, contact your network planner. Configuration parameters This section describes the configuration information you must have to commission the ipBTS C30. To commission the ipBTS C30, you must know the following: • ipBTS C30’s node IP address •...

  • Page 46: Table 4-3. Configuration Parameters

    Chapter 4 RN commissioning Establishing a console connection NOTE The Ethernet port IP addresses are necessary only if you are downloading software using an Ethernet connection, which is recommended. For more information, contact your network planner. Table 4-3. Configuration parameters Object Parameter Description...

  • Page 47: Connecting The Laptop To The Ipbts C30

    The priority of the RNC. Range: {0..1000} with the default (0). Connecting the laptop to the ipBTS C30 Follow this procedure to establish a serial connection between your laptop and the ipBTS C30. Verify the ipBTS C30 is powered on. (See Table 3 on page 1-8.)

  • Page 48: Downloading And Activating New Software

    RN commissioning Downloading and activating new software Downloading and activating new software This section describes how to download software from your laptop to the ipBTS C30 using a serial connection and an Ethernet connection. Specifically, it contains the following sections: •...

  • Page 49: Expanding And Activating The New Image File

    Follow this procedure to expand and activate <software_image>.tar. This procedure assumes you have an active CLI/serial connection to the ADCC module. Enter the following commands to enter Global Commissioning Mode in the CLI: Airvana ipBTS C30 Installation and Commissioning, Release 4.0...

  • Page 50: Establishing An Ethernet Connection

    This step takes about four minutes to complete. Establishing an Ethernet connection This section describes how to transfer the new image file from your laptop to the ipBTS C30, as well as how to activate the new image file using an Ethernet connection. Specifically, it contains the following sections: •...

  • Page 51: Verifying Sntp Time

    RN commissioning Verifying SNTP time Verifying SNTP time Follow this procedure to verify the ipBTS C30 is receiving the correct timing information from the BTS. From the CLI console, enter ipBts-XXX> show sntp time to display the current UTC time and output similar to this: Sntp Time Details - UTC Timing Source = 10.10.50.4...

  • Page 52: Performing Loopback Tests

    You always specify system:running-config as the destination file when using the CLI copy command to run the commissioning script. The ipBTS C30 runs the Commissioning script. When the script finished executing, the following message displays: ipBts-XXX# script done If the script fails to execute successfully or encounters errors, the CLI displays the appropriate error message.

  • Page 53: Backhaul Loopback Testing

    This testing does not include backhaul circuits, only physical layer functionality at the cell site. Backhaul circuits must undergo end-to-end testing and acceptance at the time they are brought up by the service provider. Airvana ipBTS C30 Installation and Commissioning, Release 4.0 4-13...

  • Page 54: Ethernet Loopbacks

    The extent of the loopback test (the amount of equipment and cabling that is tested) depends on where the physical loop back is installed. The farther away from the ipBTS C30 the loopback is installed, the greater the extent of the test, although Ethernet loopbacks cannot be installed at the far side of a router, switch, FRAD, or other edge device.

  • Page 55: Looping Back At The Ethernet Port

    This procedure explains how to initiate a hard reset and use the CLI to enter diagnostics mode. NOTE To perform Loopback tests, you must have a serial connection to the ipBTS C30. Follow this procedure to enter diagnostics mode and configure test parameters.

  • Page 56: Performing External Loopback Tests On Backhaul Links

    The >ipBTS C30_SC> prompt displays, indicating you are currently in diagnostics mode and you can now perform Loopback tests. Resetting the ipBTS C30 causes a warm reboot. Enter the diagnostics mode during that countdown as you did in step Performing external loopback tests on backhaul links Follow this procedure to perform external loopback tests on backhaul links.

  • Page 57: Troubleshooting Failed Backhaul Links

    NOTE If the internal loopback fails, the node may be faulty and you should call Airvana’s Technical Assistance Center. Follow this procedure to perform basic troubleshooting on failed backhaul links.
  • Page 58 Chapter 4 RN commissioning Performing Loopback tests Table 4-5. Specifying backhaul links for internal loopback mode Indicates the following ports to be set to <port memory location> internal loopback mode f500000a The first T1 or E1 backhaul f500010a The second T1 or E1 backhaul f500020a The third T1 or E1 backhaul f500030a...

  • Page 59: Removing Physical Loopbacks

    Enter >ipBts-XXX_SC>reset to reset the ipBTS C30 and return to operational mode. The ipBts-XXX> prompt displays. Allow the ipBTS C30 to reboot to completion, skipping the diagnostic mode required for loopback testing. Removing physical loopbacks After Loopback testing is complete, remove all external, physical loopbacks installed earlier to restore the system to operational mode.

  • Page 60: Configuring Ip On The Ethernet Port And Laptop

    Chapter 4 RN commissioning Configuring IP on the Ethernet port and laptop Boot up the laptop. Retrieve the CLI cable. Check the ACTIVE LED to determine if the ADCC module is active Connect the male DB-9 end of the serial cable to the female DB-9 port on the active ADCC module.

  • Page 61: Procedure

    Down Down node1/0/1 10.6.190.222/32 Airvana does not specify the laptop operating system and cannot specify the exact NOTE: steps you need to take to configure the IP information for the Ethernet NIC. This procedure is complete. Go to Establishing the CLI/SSH/Ethernet connection page 4-21.

  • Page 62: Requirements

    The switch LED for the Ethernet port lights indicating an operational Ethernet link. On the laptop, open an SSH session to the node using the node’s Ethernet IP address (or to the IP address of another Airvana device, for example the ipRNC 1610 to which this node is homed), as follows:...

  • Page 63: Updating Node Software

    If there is no need to update the node’s software release the ipBTS commissioning is complete. NOTE The node’s software release can be updated later from a centralized network location using the ipBTS C30 user interface or the CLI through an SSH session. Airvana ipBTS C30 Installation and Commissioning, Release 4.0 4-23...

  • Page 64: Procedure

    Chapter 4 RN commissioning Updating node software Procedure To verify the current software version and check for free disk space, do the following: Enter the command as follows: show version ipBts-XXX>show version The CLI output displays the currently executing release. Make note of whether you need to update the release.

  • Page 65: Transferring Software From The Laptop To The Node

    Requirements You must establish a CLI/SSH/Ethernet connection from the laptop to the node of the ADCC Ethernet port. Establishing an Ethernet connection between your laptop and the ipBTS C30 on page 4-10 Procedure To transfer software from the laptop to the node, do the following:...

  • Page 66: Activating The New Release

    Chapter 4 RN commissioning Updating node software NOTE SFTP outputs a number sign ( ) to the DOS SFTP command prompt for every 2048 bytes transferred. This enables you to watch the progress of the file transfer. Enter the following to change the SFTP file transfer mode to binary sftp>binary You are now ready to transfer the software release from the laptop to the node.
  • Page 67 This step takes about four minutes to complete. NOTE If you also need to update the boot code, add the switch to the command as updateboot follows: activate image <release>. The ipBTS C30 commissioning process is complete. Airvana ipBTS C30 Installation and Commissioning, Release 4.0 4-27...
  • Page 68 Chapter 4 RN commissioning Updating node software 4-28 910136 Rev01.00 Standard July 2007...

  • Page 69: Rn Shelf Components

    All components in the ipBTS RN shelf are Field Replaceable Units (FRUs). This section describes the functions of each module. ADCC module The ADCC is the 1xEvDO Channel Card in the ipBTS C30 system. One ADCC module controls three radio sectors and is responsible for the following functions: •...

  • Page 70: Radio Module

    ADCC module Radio module The Radio Module (Figure 5-2) for three sectors is contained in the ipBTS C30 RN chassis. The Radio Module main functions are: • Modulation of the RF signal provided by the ADCC (I/Q baseband signals), amplification and emission.

  • Page 71: Air Filter

    The air filter should be inspected and, if necessary, replaced at least every six months. See Replacing the air filter on page B-5 for replacement instructions. Air filter Figure 5-4. Air filter location Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 72 Chapter 5 RN hardware components RN shelf components 910136 Rev01.00 Standard July 2007...

  • Page 73: Rn Specifications

    Depth 18.5 in.s (47 cm) ° ° Operating temperature Normal C to 40 range ° ° Short term C to 50 Relative humidity Normal 5% to 85% Short term 5% to 90% Airvana ipBTS C30 Installation and Commissioning, Release 4.0...

  • Page 74: Physical And Environmental Specifications

    Appendix A Power specifications Table A-1. Physical and environmental specifications (continued) Specification Description Ratings UL 1950 (UL60950), UL94.V-1, UL94.VW-1 Altitude Maximum 6,000 feet (1,800 meters). At altitudes between 6,000 feet (1,829 m) and 12,000 feet (3,658 m), the specified upper limit for operational temperature (+40 degrees C) is reduced by 2 degrees C every 1,000 feet.

  • Page 75: Module Physical Specifications

    1.57542 GHz (L1) Impedance 50 ohms Input level -135 dBm and -115 dBm as measured with 50 ohms DC power supplied to GPS antenna +5VDC, +/- 0.1VDC, 25 mA maximum using the center conduit Airvana ipBTS C30 Installation and Commissioning, Release 4.0...

  • Page 76: Table A-6. T1/E1 Connector Pin Assignments

    Appendix A ADCC connector specifications NOTE The T1/E1 ports are not supported in this release of the ipBTS. Table A-6. T1/E1 connector pin assignments Function RX- (Ring) RX+ (Tip) TX- (Ring) TX+ (Tip) Table A-7. 100BaseT connector pin assignments Function 910136 Rev01.00 Standard...

  • Page 77: Adcc Craft Port Interface

    All antenna connectors are located on the ADCC module and use N-type connectors. NOTE The ipBTS does not include integral lightning or surge arrestors. Lightning/surge arrestors are assumed to be part of the external network. Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 78 Appendix A Radio module specifications 910136 Rev01.00 Standard July 2007...

  • Page 79: Hot-Swapping Ipbts Hardware

    • RMA process on page B-7 Replacing a Radio module Use this procedure to replace a radio module in an ipBTS C30 shelf. Tools required To replace a radio module you will need the following tools: • #2 phillips-head screwdriver •...
  • Page 80 Re-attach the RF sector cables. 10. Use the torque wrench to tighten each connector to 1 N-m (9 in-lbs) 11. Follow the procedure RMA process on page B-7 to return the failed module to the Airvana factory for repair or replacement. 910136 Rev01.00...

  • Page 81: Replacing An Adcc Module

    Locking latches Figure B-2. Module locking latch detail Replacing an ADCC module Use this procedure to replace an ADCC module in an ipBTS C30 shelf. CAUTION Replacing an ADCC module causes service disruption. Perform this procedure during a maintenance window.

  • Page 82: Replacing A Fan In The Rn Shelf

    Follow the procedure RMA process on page B-7 to return the failed module to the Airvana factory for repair or replacement. Replacing a fan in the RN shelf If a fan fails in the RN shelf the remaining two fans will go to full power to maintain positive air flow through the RN shelf.

  • Page 83: Replacing The Air Filter

    Inspect it for dirt and debris. Replace or clean the filter, as appropriate. To replace the filter: Insert a new filter so that the back seats securely in the channel in the back of the RN shelf. Airvana ipBTS C30 Installation and Commissioning, Release 4.0...

  • Page 84: Figure B-4. Replacing An Air Filter

    Appendix B Replacing the air filter Air filter Figure B-4. Replacing an air filter 910136 Rev01.00 Standard July 2007...

  • Page 85: Rma Process

    To return a defective or damaged ipBTS FRU module follow these steps: Contact your Airvana customer support representative to request an RMA. Customer support troubleshoots the issue to determine whether it is a hardware or software issue.
  • Page 86 Appendix B RMA process 910136 Rev01.00 Standard July 2007...
  • Page 87 CLI, 4-15 understanding, 4-13 dimensions, A-1 Packet data serving node, 1-1 Ethernet PDSN, 1-1 craft PSTN, 1-1 configuring IP, 4-20 connecting, 4-21 cross-over cable, 4-1 RAN, 1-1 ratings, A-2 Airvana ipBTS C30 Installation and Commissioning, Release 4.0 Index-1...
  • Page 88 Index Related documents, -3 Replaceable RN modules, 1-4 physical specifications, A-3 serial port, 4-2 Service disrupting definition, 1-4 Service modules, 1-1 spectrum analyzer, 4-2 System controllers, 1-1 terminal emulation, 4-2 tests Ethernet, see loopbacks Ethernet, 4-14 internal loopback, 4-17 loopbacks, 4-12 UL, A-2 weight, A-1 width, A-1...
  • Page 89 Backcvr Airvana ipBTS C30 Installation and Commissioning, Release 4.0...
  • Page 90 Airvana, Inc. 19 Alpha Drive Chelmsford, MA 01824, USA Phone: +1 (866) 344-7437 +1 (866) 3G IS HERE International: +1 (978) 250-3000 Fax: +1 (978) 250-3910 Web: www.airvananet.com Airvana ipBTS C30 Installation and Commissioning, Release 4.0 910136 Rev01.00 Standard July 2007...

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