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Topex VoIP-2G User Manual

Gateway voip-2g/3g mobile networks
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TOPEX MobiLink IP
 
 
Gateway VoIP-2G/3G Mobile networks
User's Manual
2009

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Summary of Contents for Topex VoIP-2G

  • Page 1 TOPEX MobiLink IP     Gateway VoIP-2G/3G Mobile networks User’s Manual 2009...
  • Page 2 TOPEX MobiLink IP User`s Manual   Thank you for purchasing the TOPEX MobiLinkIP product and congratulation for your wise choice. MobiLinkIP has the following features: • VoIp-2- Mobile interface Two modules for GSM or 3G mobile networks • Dual Mobile for reliability It uses two cellular modems (non-synchronous) to automatically select the network with the best price for the call coverage in the operating area.
  • Page 3 At the end of its life it will be given to a specialized firm for recycling waste. ! Please do not dispose of the TOPEX product as unsorted waste (household waste), recycle it to protect the environment.

  • Page 4: Table Of Contents

    TOPEX MobiLink IP User`s Manual   ontents   INTRODUCTION ......................6 PACKAGE CONTENT....................9 MobiLink IP FEATURES.................... 10 IDENTIFICATION ....................... 11 LABELS AND IDENTIFICATORS ..................11 SOFTWARE INFORMATION....................13 INSTALLATION......................15 ESTABLISHING THE BEST LOCATION ................15 MOUNTING (HARDWARE INSTALLATION)..............16 IDENTIFICATION OF CONNECTORS ................
  • Page 5 TOPEX MobiLink IP User`s Manual   SYSTEM ..........................64  Status ........................... 65 6.7.1 Syslog View ......................... 66 6.7.2 Syslog Settings......................67 6.7.3 Update ......................... 68 6.7.4 Password........................75 6.7.5 Save..........................77 6.7.6 Load..........................78 6.7.7 TECHNICAL SPECIFICATIONS ..................80 OPERATING ENVIRONMENT.................... 82 GLOSSARY.........................

  • Page 6: Introduction

    - To complete the line of MobiLink products MobiLinkIP is a new member of the Topex family of gateways and PBXs. It is a compact variant of the classic VoIP to mobile gateway, featuring just two mobile modules and an ETH port.
  • Page 7   Intended use MobiLinkIP was also intended to be a complimentary product for the line of Class 4 & Class 5 Topex Soft-switches, allowing cost-effective access to mobile networks for the SIP users registered to the Topex IP-PBX.   Figure 1 – Mobilink IP interconnection...
  • Page 8 TOPEX MobiLink IP User`s Manual   Flexible Usage MobiLinkIP can be used in several ways: with an IP PBX that has SIP subscribers; with hardware SIP telephones, with soft phones, such as the free application SJ Phone. In order to ensure correct installation/configuration and good operation of the MobiLink IP device, the manufacturer strongly recommends the study of this manual before attempting operation.

  • Page 9: Package Content

    TOPEX MobiLink IP User`s Manual   PACKAGE CONTENT When opening the package, please check the contents with the following list: Component Image Component Description MobiLinkIP unit in its plastic case. It is a mobile gateway that terminates VoIP calls, which least call routing for SIP calls.

  • Page 10: Mobilink Ip Features

    TOPEX MobiLink IP User`s Manual   MobiLink IP FEATURES The MobiLink IP device is a versatile VoIP-2-mobile gateway that cuts down interconnection costs and performs convergence between mobile voice networks and SIP calls. MobiLink IP is fully configurable via Web pages; it does not require installation of drivers or any additional software on a PC.

  • Page 11: Identification

    TOPEX MobiLink IP User`s Manual   IDENTIFICATION LABELS AND IDENTIFICATORS On the rear of the case of the Topex device there are several labels or tags that indicate the characteristics and compliance. Rear View of MobiLink IP LABEL TYPE SIGNIFICANCE OF LABELS PRODUCT Full manufacturer identification;...
  • Page 12 After such a firmware update, the application program running on the Topex device may no longer be the same that was described by the label on the bottom of the case of the device. To learn about the current firmware, please use the Web interface of the device.

  • Page 13: Software Information

    TOPEX MobiLink IP User`s Manual   SOFTWARE INFORMATION   The Web interface displays some of the information described above, but also important additional information, which is NOT available through the adhesive tags. Such information is related to the serial of the motherboard of the device, or the software version actually running on it.
  • Page 14 The permanent identification info shown refers to the following elements: - Serial Number: each MobiLink IP device from Topex has a unique identification number, such as 2709052 or 2709057 in the above examples, etc. This is the serial number of the mainboard of the Topex gateway.

  • Page 15: Installation

    (several different versions or sub-types come in the same case, plastic or metal). In order to determine the exact type and model of Topex MobiLink equipment, look at all the labels or indicators for the specific device. Most of this information is found on the labels that are on the bottom of the case.

  • Page 16: Mounting (Hardware Installation)

    User`s Manual   MOUNTING (HARDWARE INSTALLATION) The Topex MobiLinkIP router may be mounted either horizontally, by means of simply placing it on a flat surface, or vertically on a wall (using the mounting kit). Horizontal mounting The surface must be level and strong enough to hold the weight of MobiLinkIP together with all its cables (power supply and wired LAN connection).

  • Page 17: Identification Of Connectors

    To the right, one female RJ45 connector for the local network connections (labelled CONNECTING THE DATA CABLES To ensure the proper functioning of the Topex MobiLinkIP unit, make the right cable connections, as described below. Figure 4: Connecting the cables  ...
  • Page 18 The special A.C. adapter from Topex, which is part of the MobiLinkIP package, supplies the voltage required to power the equipment. It is an external power supply adapter. Note: The adapter is the disconnection device (there is no POWER switch), so the 230 V socket-outlet shall be installed near the equipment and shall be easily accessible.
  • Page 19 TOPEX MobiLink IP User`s Manual     Figure 6: Connecting the power supply Warning! Use only the power supply adapter shipped in the equipment package. Using other kinds of power supplies may cause damage to the equipment. To avoid accidents or damage to the equipment, follow the steps described earlier.

  • Page 20: Configuring And Installing The Sim Cards

    The one or two SIM cards to be used must be inserted into the special tray slots of the TOPEX MobiLinkIP device. The slots for SIM cards are located on the right side of the MobiLink IP box, towards the top, below the indicator LEDs, as shown in the next image.
  • Page 21 TOPEX MobiLink IP User`s Manual   For inserting the SIM card follow the next steps: WARNING! Unplug the MobiLink unit from the main outlet before insert or replace a SIM card! For each of the SIM cards, follow these steps: Press the little button to eject the SIM holder.

  • Page 22: Connecting The External Antennas

    TOPEX MobiLink IP User`s Manual   Push the holder tray with the SIM inside back into the corresponding slot of the MobiLink unit Also follow the steps described above when replacing the SIM cards already installed into MobiLink. Repeat this procedure for the second SIM, take care to insert the SIM card correctly.
  • Page 23 TOPEX MobiLink IP User`s Manual   If the site has a low cellular signal, it may not be possible to use the full mobile technology without a special, high gain antenna. Such an antenna should be obtained and installed in a higher position (the roof of the building), directed towards the base station of the mobile network carrier, in order to get best results.

  • Page 24: Power Up

    TOPEX MobiLink IP User`s Manual   POWER UP Switch the MobiLinkIP on - the indicator LEDs will light up. Remember that the adapter is the disconnection device (there is no POWER switch on MobiLink IP), so the 230 V socket-outlet must be installed near the equipment and must be easily accessible.

  • Page 25: Configuration

    Windows XP SP3, but MobiLinkIP may be used with any operating system. Using the web browser, the configuration can be performed remotely: the desktop PC or notebook may be connected to the TOPEX IP gateway either directly or through a hub by means of wired (Ethernet) connection.
  • Page 26 TOPEX MobiLink IP User`s Manual   From the network adapters (network cards), select the one which is connected via Ethernet cable to the MobiLink equipment. In this example, it is the network board type “Realtek RTL8139 Family PCI Fast Ethernet NIC”.
  • Page 27 “MobiLinkIP is now connected” Note: When a Proxy Server is used for the local network, set an exception for the Topex VoIP2Mobile, because access to the MobiLink will not be possible.    ...
  • Page 28 The equipment reboots and starts operating with the factory default settings. These include the IP address 192.168.173.1, allowing you to connect to the Topex VoIP2Mobile in order to configure it. After reaching the configuration web pages, one may change the IP address of the device according to personal requirements.
  • Page 29 TOPEX MobiLink IP User`s Manual   Click „Yes”, „OK” or „Accept” to continue. Type “OK” to accept the certificate for the MobiLink website. Other “Security Error” messages may warn about “Domain Name Mismatch”, referring to the security certificate. Again click “OK” to continue.
  • Page 30 Other browsers, such as Mozilla Firefox, will also show a lock icon near the MobiLink connection, together with a message that says: “Authenticated by topex”. From the fist configuration screen you may select either: Administration (configuration...
  • Page 31 “401 Unauthorized”! Connect again and be careful to enter the correct name and password. Following successful log-in, the main administration page for the TOPEX MobiLink IP VoIP gateway should be shown on screen.    ...
  • Page 32 TOPEX MobiLink IP User`s Manual   User: Administrator: The admin has an additional configuration section, titled “MISC” The additional menu item accessible when logging in as Administrator is “MISC”. The “Miscellaneous” section was created to include different advanced settings that are not required by a normal user, but may be needed for a system administrator.
  • Page 33 (features, services). The Menu bar is located to the left, and features the button Commit at the bottom. On top of the web page, next to the Topex logo, is a “Location” indication, which reminds the user exactly where he is on the Web interface.

  • Page 34: Network

    TOPEX MobiLink IP User`s Manual   NETWORK This group features the pages of settings related to the local wired Ethernet network, for IP, routes, and respectively for the NTP Client: Status 6.3.1 Each configuration submenu begins with a “Status” page that shows the current state for the respective group of parameters.
  • Page 35 TOPEX MobiLink IP User`s Manual   Network Interface This is the detailed information about the Ethernet network interface of the MobiLinkIP. It contains two similar groups of network parameters: Adm0 Details about the real Ethernet interface, including MAC (physical address), Internet address (logical address), Broadcast, subnet mask, MTU value, metric, statistics (packets, errors, collisions, mega bytes transferred) for the reception (RX) and respectively transmission (RX).
  • Page 36 TOPEX MobiLink IP User`s Manual   The Static Route Display shows the current routing table of the MobiLinkIP Note that this is the Status page for network - the existing static routes for the MobiLinkIP (default routes, gateway, masquerading if used, flags, metric, interface used, etc) can be seen and changes cannot be performed.

  • Page 37: Ip Settings

    Settings for the LAN IP of the MobiLinkIP gateway are the standard ones: IP Address and Netmask, Gateway (if used), Preferred and Alternate server for DNS. These settings control how the Topex equipment connects into the local wired (Ethernet) computer network.
  • Page 38 TOPEX MobiLink IP User`s Manual   DNS Servers: Select which primary and secondary servers for DNS (Domain Name Service) will be used. The Name Servers may be from the local network (address 192.168.x.y) as the second entry in the following example or from the public network, the great Internet, such as 208.67.220.220 in the example below:...

  • Page 39: Static Routes

    TOPEX MobiLink IP User`s Manual   Static Routes 6.3.3 Routing means determining and prescribing the path or method used for forwarding data packets. This option page is concerned with defining fixed (static) routes. It shows the current routing table for MobiLinkIP and allows defining several static routes. The routes established here will be shown in the page Network ->Status->...
  • Page 40 Net: Address of the remote network or host to which you want to assign a static route. Notice that it is not an IP address, like the one for the Topex MobiLink device, but the address of a network, so that the last two groups of figures will always be zero.

  • Page 41: Commit

    6.3.4 The “Commit” option described here is not specific to the Network, but it is rather a general option for Topex devices. If configuration changes were performed, using the “Save” button is not enough since it saves the modifications only into the temporary memory of the MobiLinkIP.

  • Page 42: Sntp Client

    TOPEX MobiLink IP User`s Manual     SNTP Client 6.3.5 Enables and configures the NTP Client of MobiLinkIP. The Simple Network Time Protocol is used to update the real-time clock in a computer, over Internet. It uses one or several remote dedicated Time servers on the Internet that accurately synchronizes the system date and time.
  • Page 43 TOPEX MobiLink IP User`s Manual   This UTC time may be different from the local time of your computer! In the system logs one can see the moment when the applications running on MobiLinkIP connects to the Internet and the time jumps from the default “Jan 1 2000” to the actual date/time supplied by the NTP server selected by the user: Don’t forget to click the Save button and then “Commit”...

  • Page 44: Mobile

    TOPEX MobiLink IP User`s Manual   Mobile The “Mobile” section is for viewing and configuring the two mobile interfaces of the equipment. It also has two sections, one for displaying the current state, and the other for configuring the mobile modules.
  • Page 45 In case of 3G modules, an additional field show up, indicating the technology of the mobile network: Likewise, should “Mobile2” be selected, the Topex device will show the state of the other GSM module, in this example registered to a different carrier: PIN –...
  • Page 46 Sim card ID – it shows in fact the IMSI (International Mobile Subscriber Identity) code, that is specific to the subscriber, therefore to the Sim card used in the Topex equipment. See below a few IMSI codes, from different SIM cards used in the modules of MobiLinkIP:...
  • Page 47 TOPEX MobiLink IP User`s Manual   This does not mean something is wrong, simply that the module is unavailable for status interrogation. Try again (click “Load”) later, when finished with the voice call or the transmission of SMS messages. Likewise, the value “zero” for the signal quality does not mean <<no signal at all>>,...

  • Page 48: Settings

    TOPEX MobiLink IP User`s Manual   Settings 6.4.2 The settings for the two Mobile interfaces: One can edit the parameters for each of the two cellular interfaces of the MobiLink IP. There are some differences, according to the type of modules in your actual equipment. If the mobile modules are for 3G+ network, and additional configuration field, “network type”, will...
  • Page 49 TOPEX MobiLink IP User`s Manual   Volume When the feature is active, one can modify the sound level both for the output – TX and input – RX of the voice channel. Note that this feature is not available for all types of modules;...

  • Page 50: Voip

    TOPEX MobiLink IP User`s Manual   VoIP Allows one to configure the settings for Voice over IP aspect of the calls, related to the codecs used and transmission of DTMF signaling. Currently there are three sub-pages of settings: Codec Settings 6.5.1...
  • Page 51 TOPEX MobiLink IP User`s Manual   Codec priority MobiLinkIP supports several audio codecs, currently G.711 (both A-law and u- law), 723 and 729. There are four boxes, with decreasing priorities, from 1 down to 4. For each one, one may assign a codec, or select “none”.

  • Page 52: Dtmf Settings

    TOPEX MobiLink IP User`s Manual   DTMF Settings 6.5.2 Settings for sending out DTMF in VoIP calls: This configuration area establishes the means of sending out DTMF into the VoIP calls. There are three methods available, which may be used at the same time. Transmission of DTMF signaling can be done in band, out of band in RTP packets, or sending out INFO messages (as digital telephone-events).

  • Page 53: Pbx

    TOPEX MobiLink IP User`s Manual   In the same way as for the mobile modules, but for the Voice over IP section, here you can adjust the audio gain for reception and transmission. Choose Rx or Tx, and form the drop list, select the amplification you want, from zero dB up to 24 db, in 6 dB increments.

  • Page 54: Pbx > Status

    TOPEX MobiLink IP User`s Manual   6.6.1 PBX > Status Displays the current state of the ports of the embedded “phone exchange” as well as the states of the calls: There are two sections, PBX Ports and respectively Calls. In the stand-by state shown above, both ports are “free” and no info about calls is displayed, since there are currently no conversations going through the MobiLinkIP.
  • Page 55 TOPEX MobiLink IP User`s Manual   Calls Displays info about the calls routed through the MobiLinkIP. The example above shows a single VoIP call coming from a Soft-phone application running on computer with the IP address “192.168.144.151” in the local network and getting out of the MobiLinkIP through the GSM interface Mobile2.
  • Page 56 TOPEX MobiLink IP User`s Manual   Starting one a half minute later, another mobile call comes in via cellular interface Mobile 2 from the mobile number “0724” and goes out as an SIP call, via VoIP port 262, to the extension 284.

  • Page 57: Settings

    6.6.2 Settings Configure the settings for the IP phone exchange that will work with the MobiLink. Select the parameters for the IP phone exchange where the Topex VoIP-2-mobile interface is connected: IP address, subnetmask, and SIP port. Subnet mask – establishes the sub-network of the...

  • Page 58: Register Users

    TOPEX MobiLink IP User`s Manual   6.6.3 Register users Register the SIP Users who will be able to use the MobiLinkIP equipment for calls: The list is empty at first - click button New to create a (empty) record. Then...

  • Page 59: Incoming Calls

    TOPEX MobiLink IP User`s Manual   6.6.4 Incoming calls Settings for the incoming calls, that means calls which come in through the mobile interfaces of the equipment: Here there are only two rows that can be edited - it cannot be deleted or more rows added to it.

  • Page 60: Outgoing Calls

    TOPEX MobiLink IP User`s Manual   Target – the number of the local extension where the calls will be routed which are coming in through the respective Mobile interface (196, 241, 283, etc in the examples used). DISA – select No (default) or Yes from the drop list.
  • Page 61 TOPEX MobiLink IP User`s Manual   One can define a table with several rules for calls coming in from SIP and going out through the mobile interfaces. Each rule may be individually enabled or disabled. The program analyses the numbering (the prefix) of the phone number called and routes them accordingly through one of the mobile interfaces.

  • Page 62: Pbx Querry

    TOPEX MobiLink IP User`s Manual   6.6.6 PBX Querry Allows the sending of text commands to the phone exchange application which runs on the MobiLinkIP equipment. The command “help” shows you all available commands:     TOPEX S.A. +4 021.408.39.00 Page 62 of 88 http://www.topex.ro...

  • Page 63: Log Settings

    TOPEX MobiLink IP User`s Manual   6.6.7 Log Settings Here one can set up for each section of the log how much information will be stored. The sections of the log are: Voice over IP, SIP and respectively PBX. In each section there are one or several items, and for each...

  • Page 64: System

    TOPEX MobiLink IP User`s Manual   SYSTEM It shows the current state of the MobiLink IP equipment and the logs also allows performing several system-related operations. The system configuration pages include these settings: Status, displays the current status of the MobiLinkIP equipment...

  • Page 65: Status

    2709057 in the above example, 0707214, 0707489, etc. This is the serial number of the main board of the Topex router. According to the requirements of the users, a certain MobiLinkIP motherboard may be fitted from factory with one of two modems of different types, or other hardware features, but the serial numbers remain the same;...

  • Page 66: Syslog View

    TOPEX MobiLink IP User`s Manual   Syslog View 6.7.2 Shows the system log: The log is a place where all the applications running on the MobiLinkIP store their output messages: status reports, confirmation or error messages, activity, etc. It is a plain text (thus easy to interpret) record of actions taken by the software as it runs on MobiLinkIP: changes made, devices and drivers detected, files added or deleted, communication with the modem, network settings, etc.

  • Page 67: Syslog Settings

    TOPEX MobiLink IP User`s Manual   The log is very helpful when troubleshooting. It may be saved on a PC (simply use “Save As” option of your browser) for further examination. Use the button “Save and reload” at the bottom of the Syslog window to save the current...

  • Page 68: Update

    TOPEX MobiLink IP User`s Manual   Update 6.7.4 Allows one to perform an update or upgrade of the firmware running on the MobiLink IP. The webpage displays a single field, “Enter in Upgrading Mode No/Yes”. As you can see, the default is No, to prevent accidentally going to the mode of operation “Upgrade”.
  • Page 69 The update (firmware image) must be on the PC. The image files are binaries that have the extension “trx”. One may download the image files from the TOPEX website. The update files are called “topex-equipment-1.2.3- x.y.z-P.trx”, where “equipment” is the name of the device, such as <<mobilink-ip>>, in the case of MobiLink IP, and 1.2.3.
  • Page 70 TOPEX MobiLink IP User`s Manual   These are very important, because you must allways load a firmware image which corresponds to the type of your equipment – when you have a “M2P” box, you must update with an image type M2P, and not M1P or M2J! The three letters at the end, such as SAX or SCX define the software version.
  • Page 71 TOPEX MobiLink IP User`s Manual   Note: Each firmware file has an associated Control Sum. The control sum is a string of hexadecimal figures, such as “f2209c63972be34f55d4e69d90042d93” and it is stored in a text file (with .txt extension), with the same name as the firmware image. Using a control sum prevents the user from loading a corrupted image.
  • Page 72 TOPEX MobiLink IP User`s Manual   Finally, click the “Send” button to perform the update A “Firmware Update” window shows up, where progress can be seen with a progress indicator under the message “Updating firmware, please wait!” Note that there are two distinct, successive phases of updating the firmware image: in the first one, while the message “Updating firmware”...
  • Page 73 TOPEX MobiLink IP User`s Manual   For this, you may use the “StartApp” button located at the botton of the system menu, at the left of the web page. As an alternative, you can perform a hardware “Return to factory defaults” by keeping the RST button pressed when you power up the equipment.
  • Page 74 TOPEX MobiLink IP User`s Manual   After update: Warning: Do not update the firmware unless there are problems with the MobiLinkIP router or the new firmware has a feature that you need. Remember to backup the current configuration first. Be careful when loading an update file. If selecting a wrong file, or if for different reasons firmware upgrading fails, the equipment may no longer operate correctly.

  • Page 75: Password

    TOPEX MobiLink IP User`s Manual   Password 6.7.5 Allows the modification of passwords for the log-in accounts, in this case “admin”. For changing the “admin” account password, the user must be logged in as admin. Type the new password and enter it again on the second row to confirm it.
  • Page 76 TOPEX MobiLink IP User`s Manual   If wanting to proceed, click the YES button and the equipment will revert to the factory default settings. Following a reset, it will start operating with the factory default values for all parameters. During the process, “Updating settings, please wait!” and a red progress bar, can be seen...

  • Page 77: Save

    TOPEX MobiLink IP User`s Manual   Save 6.7.6 Makes a backup copy of the current configuration (all the settings made) of the MobiLinkIP. The configuration file is called “CONF.tar” by default A message similar to this will be shown: Note: As shown in the example above, the Windows operating system may see this configuration file as a kind of archive and issue a warning, but it does not matter.

  • Page 78: Load

    TOPEX MobiLink IP User`s Manual   Note: It is highly recommended to backup the configuration from time to time. This way the user can always load the saved configuration, if there is need. For instance, when performing a “Restore to factory defaults”, all previous settings are lost. If the configuration was saved, it can be loaded back to perform changes.
  • Page 79 TOPEX MobiLink IP User`s Manual   Press Open, then click “Send” to send the file to the MobiLinkIP. First the message “Updating settings, please wait” will start to blink, and then a red progress, below the blinking message: “  ...

  • Page 80: Technical Specifications

    TOPEX MobiLink IP User`s Manual     TECHNICAL SPECIFICATIONS TITLE DESCRIPTION Mobile networks GSM /GPRS and respectively UMTS/HSDPA for 3G modules supported GSM/GPRS/EDGE: Tri-band, 800/900/1800 MHz Frequency bands UMTS 2100MHz: 2100 MHz (Band Class 1) Supported protocols TCP/IP, PPP, CHAP, PAP, ARP, UDP, RIP v.2, NTP and others...
  • Page 81 TOPEX MobiLink IP User`s Manual   TITLE DESCRIPTION Operating: 5 ..50 Temp. range Storage: 0 ..60 C Dimensions 222 x 115 x 32 (mm) exce pt protrusions (L x W x H) 500 g – MobiLink IP unit Weight 1 kg –...

  • Page 82: Operating Environment

    When selecting the location for installing the external antennas of the MobiLink IP, refer to the recommendations described in the chapter about mounting the equipment. The TOPEX MobiLink IP does not include materials or components that are harmful to the environment.

  • Page 83: Glossary

    IP addresses. This allows the Internet hosts to use both addresses type domain name (such as topex.ro or linux.org), and addresses type IP numbers (for instance 192.17.3.4). The domain name addresses are intended for human users and are automatically converted into IP (numeric) addresses.
  • Page 84 DSL services where the address is changed occasionally by the ISP. Domain Name Resolution - The resolving of a domain name. Internet applications don’t communicate with domain names such as google.com or topex.ro, instead they use IP addresses (for example 193.226.61.95 or 216.239.39.99). Domain Name Resolution is the process (transparent for the user) of converting domain names into corresponding IP addresses.
  • Page 85 TOPEX MobiLink IP User`s Manual   communications line or wireless link and are located in a relatively limited area, typically inside the same office building. The communications link that interconnects these computers allows any device of the network to interact with any other from the same network. The devices that compose a local network (workstations, personal computers and peripherals) are called nodes and typically share the resources of a single processor or server.
  • Page 86 TOPEX MobiLink IP User`s Manual   MobiLinkIP performs as a router for the wired or wireless local network where it is connected. It can perform both static routing (with fixed, pre-defined routes) and dynamic routing. Dynamic routing is more complex than static routing, but it provides several benefits. It ensures scalability and adaptability.
  • Page 87 TOPEX MobiLink IP User`s Manual   exchanged by the application programs at each end have been exchanged. TCP is responsible for ensuring that a message is divided into the packets that IP manages and for reassembling the packets back into the complete message at the other end.
  • Page 88 TOPEX S.A. It is certified hereby that the Topex MobiLinkIP unit is manufactured in concordance with the legal provisions concerning responsibility towards the quality of delivered products, fulfils the quality parameters specified in its “User’s manual”...

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