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4RF Aprisa XE User Manual

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Aprisa XE User Manual
Version 7
October 2005

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  • Page 1 Aprisa XE User Manual Version 7 October 2005...
  • Page 2 Copyright Copyright © 2001-2005 4RF Communications Ltd This document is protected by copyright belonging to 4RF Communications Ltd and may not be reproduced or republished in whole or part in any form without the prior written permission of 4RF Communications Ltd.

  • Page 3: Table Of Contents

    Contents Getting started ....................1 Introduction .......................5 About this manual......................5 What it covers ......................5 Who should read it ....................5 Contact us ......................5 What's in the box ......................6 CD contents ......................6 Accessory kit ......................7 Preparation ......................9 Path planning ........................9 Antenna selection and siting ..................9 Coaxial feeder cables...................12 Link budget......................13 Site requirements ......................13...
  • Page 4 | Aprisa XE User Manual Management Ethernet connection and capacity ............26 IP addressing of terminals .....................26 Logging in........................28 Understanding the SuperVisor window ..............29 Changing the terminals' default IP address..............29 Setting up users ......................31 Changing passwords....................31 Adding a user .......................32 Disabling a user ....................32...
  • Page 5 Contents | v Getting started.......................72 Understanding the Cross Connections window ...........72 Setting the terminal's address ................75 Setting card types ....................75 Saving cross-connection configurations...............76 Using existing traffic configurations..............76 Printing the cross-connection configuration ............76 Deleting cross-connections ..................78 Configuring the traffic cross-connections ..............78 Quad JET (E1/T1)—configuring the traffic cross-connections ........80 PCM30C mode.....................82 PCM31C mode.....................82...
  • Page 6 | Aprisa XE User Manual Maintenance ....................116 Routine maintenance ....................116 Terminal upgrades ......................117 Upgrading the terminal using TFTP ..............117 Upgrading the terminal (advanced users) ............120 Installing and removing interface cards ...............127 Configuring a slot ....................128 Preparing the terminal for new cards ..............129 Installing a HSS interface card................131...
  • Page 7 Contents | vii Async V.24/RS-232 connections .................180 HSS handshaking and clocking..............181 Handshaking and control line function ................181 X.21 compatibility ....................181 RTS CTS mode....................181 DSR DTR mode ....................183 DCD mode ......................184 Clocking........................185 Internal clocking ....................185 Pass-through clocking..................185 Primary/secondary master clocking ..............186 About the clocking modes ..................186 HSS cable WAN connectors ..................191 Alarm types and sources ................

  • Page 9: Getting Started

    Getting started This section is an overview of the steps required to commission a link in the field. Phase 1: Pre-installation Confirm path planning. Page 9 Ensure that the site preparation is complete: Page 13 Power requirements Tower requirements Environmental considerations, for example, temperature control Rack space Confirm the interface card configuration.
  • Page 10 2 | Aprisa XE User Manual Phase 3: Establishing the link (Optional.) If you don't know the radio's IP address: Page 145 Connect the setup cable between the radio's Setup port and the PC using accessory kit adaptor. Use HyperTerminal to confirm the IP settings for the radio:...
  • Page 11 Getting started | 3 Phase 4: Configuring the traffic Confirm that the interface hardware and software slot configurations match. Confirm the interface card settings. Page 47 Start the Cross Connections application, and configure the cross- Page 78 connections: Download the configuration. Confirm or modify the traffic cross-connections.

  • Page 13: Introduction

    Introduction About this manual What it covers This user manual describes how to install and configure Aprisa XE™ point-to-point links. It is recommended that you read the relevant sections of this manual before installing or operating the terminal. Who should read it This manual has been written for professional field technicians and engineers who have an appropriate level of education and experience.

  • Page 14: What's In The Box

    6 | Aprisa XE User Manual What's in the box Inside the box you will find: Aprisa XE terminal This manual Configuration form Accessory kit CD contents The CD contains the latest version of the terminal software (see "Terminal upgrades" on page 117).

  • Page 15: Accessory Kit

    Introduction | 7 Accessory kit The accessory kit contains the following items: Setup cable (RJ-45) and adaptor Mounting brackets and screws Hardware kit (includes Allen key for fascia screws) Alarm cable (RJ-45)
  • Page 16 8 | Aprisa XE User Manual Ground cable DC cable (DC only) AC cable (AC only)

  • Page 17: Preparation

    However, it is not a substitute for in-depth path planning. You will find Surveyor a valuable addition to your planning toolbox. A copy of Surveyor is provided on the CD supplied with this manual. You can download updates from www.4rf.com. Antenna selection and siting Selecting and siting antennas are important considerations in your system design.
  • Page 18 Preparation | 10 Yagi antennas Factor Explanation Frequency Often used in 330-960 MHz bands Gain Varies with size (typically 11 dBi to 16 dBi) Stackable gain increase 2 Yagi antennas (+ 2.8 dB) 4 Yagi antennas (+ 5.6 dB) Wind loading Less than a parabolic grid antenna Tower aperture required Unstacked: Less than a parabolic grid...
  • Page 19 11 | Aprisa XE User Manual Corner reflector antennas Factor Explanation Frequency Often used in 330-960 MHz bands Gain Typically 10 dBd Wind loading Less than a parabolic grid antenna Tower aperture required About the same as a parabolic grid...

  • Page 20: Coaxial Feeder Cables

    Preparation | 12 Any large flat areas that reflect RF energy along the link path, for instance, water, could cause multi-path fading. If the link path crosses a feature that is likely to cause RF reflections, shield the antenna from the reflected signals by positioning it on the far side of the roof of the equipment shelter or other structure.

  • Page 21: Link Budget

    13 | Aprisa XE User Manual When running cables: Run coaxial cable from the installation to the antenna, ensuring you leave enough extra cable at each end to allow drip loops to be formed. For 19-inch rack mount installations, cables may be run from the front of the rack directly onto the antenna port.

  • Page 22: Earthing And Lightning Protection

    Preparation | 14 The environmental operating conditions are as follows: Operating temperature: -10°C to +50°C Storage temperature: -20°C to +70°C Humidity: Maximum 95% non-condensing Altitude: Up to 5000 m Earthing and lightning protection Warning: Unless suitable external protection devices are installed, lightning can easily damage high-performance electronic equipment.

  • Page 23: About The Terminal

    About the terminal Introduction The radios operate in a number of frequency bands from 300 MHz up to 2.7 GHz carrying Internet, voice and data traffic over long distances up to 100 kilometres. They are designed to meet the demands of a wide range of low to medium capacity access and backhaul applications.
  • Page 24 About the terminal | 16 The interrelationships between the components are shown below:...

  • Page 25: Front Panel Connections And Indicators

    17 | Aprisa XE User Manual Front panel connections and indicators All connections to the radio are made on the front panel of the unit. Label Description AC or DC power input Two types of power supply are available (AC is shown).

  • Page 26: Interface Cards

    About the terminal | 18 Interface cards Each radio has eight interface slots labeled A to H. Each slot can be fitted with any interface card. Typically, the radio is delivered pre-configured with the requested interface cards. The following interface card types are currently available: Name Interface card type Function...

  • Page 27: Mounting And Installing The Hardware

    4RF does not assume any liability for failure to comply with these precautions.

  • Page 28: Installing The Antenna And Feeder Cable

    Mounting and installing the hardware | 20 Installing the antenna and feeder cable Carefully mount the antenna following the antenna manufacturer's instructions. Run feeder cable from the antenna to the terminal mounting location. Lightning protection must be incorporated into the antenna system. For more information, please contact Customer Support.

  • Page 29: Power Connection

    21 | Aprisa XE User Manual Alarm outputs are isolated semiconductor relay type contacts rated to 0-60 VDC or AC with a maximum current of 100 mA. RJ-45 pin Connection description TIA-568A wire colour 1 & 3 Alarm relay input 1 Green/white &...

  • Page 30: Dc Power

    Mounting and installing the hardware | 22 DC power DC power is terminated on the front panel of the radio. Two high-current contacts are used for the DC power input. A power cable with pre-terminated lugs is included in the accessory kit. The range of DC voltages is: Nominal Voltage...

  • Page 31: Ac Power

    23 | Aprisa XE User Manual AC power The auto-sensing AC power supply is terminated on the front panel of the radio using a standard IEC plug. A power cable is included in the accessory kit, and is pre-fitted with an IEC socket connector and the country-specific plug that was specified when the order was placed.

  • Page 32: Bench Setup

    Mounting and installing the hardware | 24 Bench setup Before installing the link in the field, it is recommended that you bench-test the link. A suggested setup for basic bench testing is shown below: When setting up the equipment for bench testing, note the following: Earthing—the terminals should be earthed at all times.

  • Page 33: Connecting To The Terminal

    Connecting to the terminal About SuperVisor The embedded SuperVisor management software is pre-loaded into an integrated web-server within the radio. SuperVisor runs on any Java-enabled web browser. You can use SuperVisor to: display and configure terminal parameters monitor the performance and alarm status of the link save and load configuration files save performance and error information to a log file System requirements...

  • Page 34: Management Ethernet Connection And Capacity

    Connecting to the terminal | 26 Management Ethernet connection and capacity The Management Ethernet capacity on each radio must be identical for remote communications to work and there should only be one IP connection to the management network. In the example below, the active management PC must only have one connection to the link as shown by path .
  • Page 35 27 | Aprisa XE User Manual When logging into a link, it is important to understand the implications of using the correct IP address for the initial screen. If the management PC connects first to the 'Near' end terminal, this is shown as the 'local' terminal on all subsequent SuperVisor screens. If the first connection is made to the address of the 'Far' terminal, then this terminal is shown as the local one.

  • Page 36: Logging In

    Connecting to the terminal | 28 Logging in Before you can view or modify any of the radio parameters, you must log in. 1. Open your web browser and enter the IP address of the terminal. Note: If you haven't yet assigned IP addresses to the terminals, use the factory-configured IP addresses (see "Changing the terminals' default IP address"...

  • Page 37: Understanding The Supervisor Window

    29 | Aprisa XE User Manual Understanding the SuperVisor window Radio status and menu bar The radio status and menu bar at the top of the screen shows the name of the terminal and three status indicators for both the local and remote terminals. The indicators reflect the status LED indicators on the front panel of radio.
  • Page 38 Connecting to the terminal | 30 To change the default IP addresses of the terminals using SuperVisor: 1. Launch your web browser and connect to the terminal using the one of the factory- configured IP addresses shown below: Terminal IP address Unprotected terminals Terminal 1 (local) 169.254.50.10...

  • Page 39: Setting Up Users

    31 | Aprisa XE User Manual Setting up users There are three pre-defined users set up in SuperVisor: Group Default user name Default password Access rights View view view People in this group can only view radio parameters Modify modify...

  • Page 40: Adding A User

    Connecting to the terminal | 32 Adding a user Note: The User Admin menu is only visible when you are logged in with Administrator privileges. 1. Select Local or Remote > Maintenance > User Admin > User Table. 2. Select an empty line (that isn't allocated to an existing user) and then click Edit. 3.

  • Page 41: Deleting A User

    33 | Aprisa XE User Manual Deleting a user Note: The User Admin menu is only visible when you are logged in with Administrator privileges. 1. Select Local or Remote > Maintenance > User Admin > User Table. 2. Select the user you want to delete.

  • Page 42: Viewing User Session Information

    Connecting to the terminal | 34 Viewing user session information Administrators can check who is currently logged in, the computer they are logging in from, and how long they have been logged in for. (A 'session' is the period of time that begins when someone logs into the terminal and ends when they log out.) To view user session information: 1.

  • Page 43: Configuring The Radio

    Configuring the radio Configuring the RF settings Before the link can be established, you will need to configure the RF settings for each terminal in the link. This is usually performed in the factory before dispatch. You can restore or change those settings, if required.

  • Page 44: Configuring The Ip Settings

    Configuring the radio | 36 9. (Optional.) Enter a contact name or an email address in Contact Details. 10. Click Apply to apply changes or Reset to restore the previous configuration. You can now configure the IP address settings. Configuring the IP settings 1.

  • Page 45: Setting The Clock Sources

    37 | Aprisa XE User Manual 6. In Time Zone Offset From GMT, select the time zone from the list. Note: You must select your time zone if you want all time references to appear in your local time. For this change to take effect, you must reset the terminal (Local > Maintenance >...
  • Page 46 Configuring the radio | 38 2. Set the Clock Source to one of the following: Note: One side of the link must have the radio clock set to Internal or Network and the other end must have the radio clock set to Link. Network —...

  • Page 47: Using The Setup Menu

    39 | Aprisa XE User Manual Using the Setup menu You can also configure basic radio settings by connecting to the terminal using the Setup cable (see "Connecting the PC to the terminal" on page 145). This can be useful if you need to confirm the terminal's IP address, for example.

  • Page 48: Saving The Terminal's Configuration

    Configuring the radio | 40 Option Explanation 4) Configure SNMP Use this to set the SNMP community string 5) Set hostname Use this to set a name that can be used in conjunction with DNS. 6) Configure remote terminal Use this to set the IP address of the remote terminal. address 7) Reset web server users Restores all the default web usernames and passwords.

  • Page 49: Snmp (Simple Network Management Protocol)

    41 | Aprisa XE User Manual To load a configuration into a terminal: Important: Only load a saved configuration file to another terminal that has exactly the same configuration (RF variant and interface cards). 1. Ensure you are logged in with either "modify" or "admin" privileges.

  • Page 50: Adding A Snmp Trap Destination

    Configuring the radio | 42 Adding a SNMP trap destination 1. From the Local menu select Maintenance > SNMP > SNMP Settings. 2. Select the type of trap destination you want to add (either SNMPv1 or SNMPv2c) and click the appropriate button. 3.

  • Page 51: Adding A Snmp Community

    43 | Aprisa XE User Manual Adding a SNMP community 1. From the Local menu select Maintenance > SNMP > SNMP Settings. 2. Select the type of community you want to add (either Read or Read/Write) and click the appropriate button.

  • Page 52: Viewing The Snmp Mib Details

    Configuring the radio | 44 Viewing the SNMP MIB details This is useful to see what MIB (Management Information Base) objects the terminal supports. 1. From the Local or Remote menu select Maintenance > SNMP > View MIB Details. Viewing the SNMP traps Any events or alarms in the SNMP objects can be easily viewed.

  • Page 53: Deleting A Snmp Trap Destination

    45 | Aprisa XE User Manual Deleting a SNMP trap destination 1. From the Local menu select Maintenance > SNMP > SNMP Settings. 2. Select the trap you want to delete and click Delete. 3. Click OK. Deleting a SNMP community 1.

  • Page 54: Configuring The Traffic Interface

    Configuring the traffic interface From release 5.0 onwards, the software supports the Quad E1/T1, Quad 4-wire E&M, Dual FXS, Dual FXO, Quad V24, and HSS interface cards, along with the integrated Ethernet capacity. Important: When configuring a link it is important that you configure the remote end first as this will break the link.

  • Page 55: Configuring The Traffic Interfaces

    47 | Aprisa XE User Manual The Interface Summary screen shows: the interface type for each slot that has been configured. the bandwidth currently allocated. The bandwidth capacity of the link that has been allocated to traffic interfaces is shown by the grey shaded part of the bar graph, and as a percentage of the total available capacity.

  • Page 56: Vlan Tagging

    Configuring the traffic interface | 48 The switch also has a high-speed address look-up engine, supporting up to 2048 preferential MAC addresses as well as automatic learning and aging. Traffic is filtered through this table and only traffic destined for the remote end is sent across the link improving bandwidth efficiency. Note: You need "modify"...
  • Page 57 49 | Aprisa XE User Manual 5. Repeat steps 1-4 for the Ethernet switch in the other terminal in the link. You now need to select the VLAN groups for each of the four Ethernet ports. Specifying the VLAN ID for the Ethernet ports Each Ethernet port can be configured with one of four VLAN IDs.

  • Page 58: Quality Of Service (Qos)

    Configuring the traffic interface | 50 3. The Ethernet Port Settings page appears for the port you selected: 4. From the Ethernet Group drop-down list, select the VLAN group to which you want this port to belong. 5. Click Apply. 6.
  • Page 59 51 | Aprisa XE User Manual 2. In the QuickLinks box at the bottom of the page, click Ethernet General Settings. The Ethernet General Settings page appears: 3. Leave Ethernet Grouping set to 'Disabled' (unless you want to enable VLAN tagging (on page 48)).
  • Page 60 Configuring the traffic interface | 52 There are two methods used for queuing the traffic. One is based on the IEEE 802.1D standard (which is the default setting), and the other is based on the Cisco-proprietary method. With the IEEE 802.1D method, the traffic is queued as shown in the table below. The 802.1D standard also allows for different traffic classes.
  • Page 61 53 | Aprisa XE User Manual Configuring the Ethernet ports for QoS Each Ethernet port can be uniquely configured: Ingress rates: You can set an ingress rate (input data rate) limit that specifies the maximum rate that traffic is passed onto the radio link for that particular port. Operators can protect the radio’s traffic buffers against flooding by rate-limiting each port.
  • Page 62 Configuring the traffic interface | 54 4. Select the Priority for all Ethernet data entering this port: From Frames: traffic is prioritized into one of the following traffic types (numbered 0 to 7) by the originating device or application. Generally, the higher the priority, the higher the priority rating.

  • Page 63: Viewing The Status Of The Ports

    55 | Aprisa XE User Manual Viewing the status of the ports From the Local or Remote menu, select Interface > Switch Summary. For each port the following is shown: Speed — the data rate (in Mbps) of the port.

  • Page 64: Quad Jet (E1/T1)-Specifying The Port Settings

    Configuring the traffic interface | 56 Select Set Ethernet QoS To Default Values (so that a tick appears). This resets the ingress rate for all the ports to 'Unlimited' and the priority to 'From Frame'. In addition, the Ethernet QoS settings are reset to the defaults: Priority Queue Scheduling reverts to 'Weighted' and IEEE 802.1 Priority Queue Mapping reverts to 'IEEE Standard'.

  • Page 65: Quad 4-Wire E&M-Specifying The Port Settings

    57 | Aprisa XE User Manual 4. Set the Clock Source. A port currently set to primary must be set to None and applied before it can be reset to secondary. A maximum of one interface port in each terminal can be set to primary, and one to secondary.
  • Page 66 Configuring the traffic interface | 58 2. Select the Port to be configured, and click Edit. 3. Set the Output Gain and the Input Gain required. Interface port Gain range Default setting Input +14.0 dB to -4.0 dB in 0.5 dB steps -0.5 dB Output +4.0 dB to -14.0 dB in 0.5 dB steps...

  • Page 67: Quad V.24-Specifying The Port Settings

    59 | Aprisa XE User Manual 8. If µ-Law companding is required (as opposed to the default A-Law), click PCM Law Control (in the Quick Link box). Note: The PCM Law Control controls all four ports of the E&M interface. To run a mixture of µ-Law and A-Law interfaces, multiple 4-wire cards are necessary.

  • Page 68: Fxs-Specifying The Port Settings

    Configuring the traffic interface | 60 2. Select the port to configure, and click Edit. 3. Set the number of Data Bits. (The default is 8 bits). 4. Set the number of Stop Bits. (The default is 1 bit). 5. Set the number of Parity Bits. (The default is 0 bits). 6.
  • Page 69 61 | Aprisa XE User Manual 2. Select the port to configure, and click Edit. 3. Set the Input Gain and the Output Gain required (see below for further information on setting FXS gains): Interface port Gain range Default setting Input -3.0 dB and +9.5 dB in 0.5 dB steps...
  • Page 70 Configuring the traffic interface | 62 The example above shows: An output from the telephone of +2 dB. To achieve a digital reference point transmit level of 0 dB, the signal being processed by the FXS must be attenuated by 2 dB. Therefore the input gain is set to -2 dB (2 dB loss).
  • Page 71 63 | Aprisa XE User Manual 8. Select the required PCM Law. A-Law is the default setting and is used internationally; µ-Law is typically used in North America and Japan. Note: The PCM Law controls both ports of the FXS interface. To run a mixture of µ-Law and A-Law interfaces, multiple FXS cards are necessary.

  • Page 72: Fxo-Specifying The Port Settings

    Configuring the traffic interface | 64 14. Once the FXS card has been set up, you can ensure optimal performance by plugging in the telephone (on-hook), and selecting Recalibrate from the Calibrate drop-down menu. This calibrates the line length. 15. Click Apply to apply changes or Reset to restore the previous configuration. You will now need to configure the traffic cross-connections (see "FXS and FXO—configuring the traffic cross-connections"...
  • Page 73 65 | Aprisa XE User Manual FXO gains should be set when a local FXS is cross-connected directly to a FXO at the remote end of the link. In the example shown above, the PSTN equipment is an exchange connected to a FXO card.
  • Page 74 Configuring the traffic interface | 66 6. Select the FXO Control link from the Quick Links box. Note: You may need to change the settings in the FXO Control page for the country you are in (refer to the table in Country-specific impedances (on page 199)). However, the default settings shown in the illustration below are suitable for many countries.
  • Page 75 67 | Aprisa XE User Manual 9. Turn the Loop Current Limiter either on or off. This determines the maximum current that can be drawn from the exchange by the FXO interface. Off (default): Limited by the exchange (max 160mA).
  • Page 76 Configuring the traffic interface | 68 13. If you need to adjust the billing tone Bandwidth to correctly pass the billing tones, click FXO Billing Tone Advanced in the Quick Links box. Don't change the default setting unless you need to. The billing tone bandwidth determines the upper and lower edges of the band pass filter that is used by the detector.

  • Page 77: Hss-Specifying The Port Settings

    69 | Aprisa XE User Manual HSS—specifying the port settings 1. Select Local or Remote > Interface > Interface Summary, then select the High-speed synchronous serial (HSS) interface and click Configure Interface. 'Mode' and 'Serial Mode' are configured by the software, which automatically detects the type of HSS interface cable (see "Interface connections"...
  • Page 78 Configuring the traffic interface | 70 6. Set the Clock Source. This setting is compulsory in certain clocking modes. The clock source allows the HSS card to provide the master clocking for the terminal. In some clocking modes, the timing information from this clock source is transported over the link and can also be used to clock the other terminal.

  • Page 79: Configuring The Traffic Cross-Connections

    Configuring the traffic cross- connections The embedded cross-connect switch distributes capacity to each of the interfaces. Traffic can be distributed to any of the possible 32 interface ports as well as the integrated Ethernet interface. This provides the flexibility to reconfigure traffic as the network demand changes, or groom user traffic onto E1 bearers between equipment.

  • Page 80: About Cross Connections

    72 | Aprisa XE User Manual About Cross Connections Cross Connections is a software application that you can use to: display and configure the traffic interface ports display and configure the powerful cross connect functionality save and load configuration files...
  • Page 81 Configuring the traffic cross-connections | 73 To view the ports for each interface card, click Total assigned link capacity The current total assigned capacity (link, and Drop & Insert) is shown (in kbps) beside the terminal name and IP address: Toolbar The toolbar has buttons for commonly-used functions.
  • Page 82 74 | Aprisa XE User Manual Expands all the ports for all the interface cards. Collapses all the ports for all the interface cards. Ethernet capacity information The current Ethernet capacity (in kbps) is shown here: For the management capacity, a minimum of 8 kbps must always be assigned and must be a multiple of 8 kbps.

  • Page 83: Setting Card Types

    Configuring the traffic cross-connections | 75 Setting the terminal's address This is useful if you accidentally type an incorrect address when starting the application, or if you need to configure several links. To set a terminal's address: 1. Right-click over the terminal name and IP address. 2.

  • Page 84: Saving Cross-Connection Configurations

    76 | Aprisa XE User Manual Saving cross-connection configurations You can save the entire cross-connection configuration to file so that you can restore it to the same link (if this is ever required), or transfer it to another link if you want them to be identical.
  • Page 85 Configuring the traffic cross-connections | 77 To preview the summary: Select File > Preview Configuration Summary. In this dialog box you can: Save the summary to disk (as an HTML file) by clicking Save Summary As. Print the summary by clicking Print. Copy and paste the information into another application (for example, spreadsheet, email, word processor) by right-clicking over the summary and selecting Select All.

  • Page 86: Deleting Cross-Connections

    78 | Aprisa XE User Manual Deleting cross-connections Note: It is not possible to delete the management and user Ethernet cross-connections; these are made automatically and are required for correct radio operation. To delete cross-connections for a card: 1. Right-click over an interface card.

  • Page 87: Quad Jet (E1/T1)—Configuring The Traffic Cross-Connections

    Configuring the traffic cross-connections | 79 1. From SuperVisor select Link > Interface > Cross Connections to start the Cross Connection application. 2. Download the existing cross-connections (if any) from both the local and remote terminals by clicking Get Cross Connection Configuration File From Terminal. 3.
  • Page 88 80 | Aprisa XE User Manual 7. When the transfer is successfully complete, a message appears asking if you want to activate the configuration now. If you click No, you can activate the new cross-connection configuration later by clicking Activate Cross Connection Configuration.

  • Page 89: Pcm30C Mode

    Configuring the traffic cross-connections | 81 For Unframed mode, leave the Framed box unchecked, and from the Data drop-down list, select the required type. For Framed mode, select the Framed box, and from the Data drop-down list, select the required E1 PCM mode. PCM mode Description PCM30...
  • Page 90 To configure this mode correctly, you must have a detailed knowledge of the CAS signalling modes for the third-party equipment to ensure the signalling bits are compatible and configured to interoperate. Please contact 4RF for assistance, if required. For interworking with a third-party multiplexer, select the same PCM/ADPCM mode in the 4- Wire card as in the multiplexer.

  • Page 91: Selecting Bits And Timeslots

    Configuring the traffic cross-connections | 83 Selecting bits and timeslots This section describes how to: select a single bit multiple bits a 64 kbps timeslot multiple timeslots Selecting a single bit Each timeslot is represented by 8 rectangles (each representing a single bit). Each bit can carry 8 kbps.
  • Page 92 84 | Aprisa XE User Manual Selecting multiple bits It is possible to select multiple consecutive bits if circuit capacity of greater than 8 kbps is required. 1. Click the first bit, then hold down the keyboard Ctrl key while selecting the remaining bits.
  • Page 93 Configuring the traffic cross-connections | 85 Alternatively, right-click over any of the bits in the timeslot, and select Select Timeslot. 2. Drag and drop in the normal way to complete the cross connection. Selecting multiple timeslots 1. Click on one TSX rectangle (where X is the desired timeslot 1 to 31). 2.
  • Page 94 86 | Aprisa XE User Manual Quad 4-wire E&M—configuring the traffic cross- connections Once you have loaded the card details (see "Configuring the traffic cross-connections" on page 78) from both the local and remote terminals, you can configure the cross-connects for each interface card.

  • Page 95: Quad V.24—Configuring The Traffic Cross-Connections

    Configuring the traffic cross-connections | 87 Quad V.24—configuring the traffic cross-connections Once you have loaded the card details (see "Configuring the traffic cross-connections" on page 78) from both the local and remote terminals, you can configure the cross-connects for each interface card.
  • Page 96 3. For the FXS card and corresponding FXO card, select the interface card Signalling, as required, according to the table below. This field allows the FXS to interface with other 4RF products to provide flexibility. The interface signalling affects both ports of the FXO interface. If a mixture of signalling is required, then multiple FXS interfaces are needed.

  • Page 97: Hss—Configuring The Traffic Cross-Connections

    Configuring the traffic cross-connections | 89 HSS—configuring the traffic cross-connections Once you have loaded the card details (see "Configuring the traffic cross-connections" on page 78) from both the local and remote terminals, you can configure the cross-connects for each interface card. 1.

  • Page 98: Example Configuration

    90 | Aprisa XE User Manual Example configuration In this example the cross-connections shown in the table below were made. The drop and insert function was not used, and circuits are defined symmetrically across the link. Circuit Ports connected Capacity...

  • Page 99: Protected Terminals

    10 Protected terminals Monitored Hot Standby (MHSB) This section describes configuring the protected terminal in MHSB mode. A protected terminal in MHSB mode comprises two terminals interconnected using the tributary and RF switches as shown below: The MHSB switch protects terminals against any single failure in one terminal. It also monitors the alarm output of each radio and switches between radios if major alarms occur.

  • Page 100: Tributary Switch Front Panel

    Protected terminals | 92 Tributary switch front panel Description Explanation Power supply input Input for DC power or AC power Protective earth M5 terminal intended for connection to an external protective conductor for protection against electric shock in case of a fault Interface ports Port for connecting to customer interface equipment Radio A interfaces...

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