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Novatel MiFi2200, Руководство пользователя

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39

WWAN: Diagnostics

The WWAN menu includes the Diagnostics screen.

Click 

Diagnostics

 on the WWAN menu to access the WWAN Diagnostics screen. The WWAN 

Diagnostics screen allows you to view the status of your connection to the network, view 
information about your MiFi device, or view an event log about your connections to the network. 
The WWAN Diagnostics screen is divided into the following sections.

 

•

WWAN Connection

 (See 

WWAN Connection

 on page 40.)

 

•

WWAN Modem

 (See 

WWAN Modem

 on page 41.)

 

•

WWAN Event Log

 (See 

WWAN Event Log

 on page 41.)

Содержание MiFi2200

Страница 1: ...2200 Intelligent Mobile Hotspot user product guide ...

Страница 2: ... or Derivative Works to any country where such transfer is prohibited by the United States Export Administration Act or any successor legislation or in violation of the laws of any other country Trademarks and Service Marks Novatel Wireless is a trademark of Novatel Wireless Inc and the other trademarks logos and service marks collectively the Trademarks used in this user manual are the property o...

Страница 3: ...ice for the First Time 13 Insert and Charge the Battery 13 Turn the Device On and Off 15 Connecting in Wi Fi Mode 16 MiFi Settings 17 MiFi Settings Basics 18 Open the MiFi Device Settings 18 The Menu Bar 19 Home Page 20 Internet Connection 21 Wi Fi 22 GPS Local Search 22 GPS Menu 23 GPS Status 24 GPS Configuration 24 GPS Local Search 25 Password Menu 26 Set Administration Password 26 Wi Fi Menu 27...

Страница 4: ...tings 47 Access Point 48 3G Modem 48 Router 49 System 49 Advanced Config File 51 Config File Download 51 Config File Upload 52 Advanced Port Filtering 53 Enable Port Filtering 54 Enable Port Filtering for Allowed Applications 54 Enable Port Filtering for Custom Applications 55 Advanced Port Forwarding 56 Port Forwarding Applications 57 Advanced Power Management 58 LED Control 59 AC Power 59 Batter...

Страница 5: ...ions 66 Use the Master Reset Button 69 Technical Support 70 Technical Information 71 Product Specifications 72 Regulatory Notices 73 Safety Hazards 75 SAR Levels 76 Proper Battery Use and Disposal 76 Limited Warranty and Liability 77 Glossary 78 Glossary 79 ...

Страница 6: ...1 Product Overview MiFi 2200 Overview Your MiFi 2200 Intelligent Mobile Hotspot Power Management Using the Micro USB Cable ...

Страница 7: ...ent mobile hotspot connect via Wi Fi and access high speed mobile broadband service to browse the Internet access email run business applications and more from a computer or most Wi Fi compatible devices The MiFi device enables multiple Wi Fi enabled devices to connect at one time Connect up to five devices including computers music players tablets e readers and portable game consoles simultaneous...

Страница 8: ...S configuration Package Contents The Novatel Wireless MiFi 2200 package includes MiFi 2200 AC Wall Charger Lithium Ion Battery Storage Pouch Micro USB Cable Quick Start Guide System Requirements Internet browser for example Internet Explorer Safari Firefox Opera Chrome Wireless interface 802 11b g USB Modem Mode only Windows 7 Vista or XP Service Pack 2 or higher Mac OS X v10 4 11 or higher Type A...

Страница 9: ... charger connects here Service Status LED Provides information about your mobile broadband connection Network Name and Password Label The preconfigured name of your network SSID and your network password also called a network key are printed on the back of your device Master Reset Button Resets device to factory default settings See Use the Master Reset Button on page 69 Battery Compartment Batter...

Страница 10: ...d fully charged The MiFi device is in standby mode power saving Press the power button to wake up the device Red Blinking Battery is critically low Amber Solid Blinking Battery is charging Error See Troubleshooting on page 64 Blue Solid The MiFi device is powered on and roaming Caring for Your Device As with any electronic device the MiFi 2200 must be handled with care to ensure reliable operation...

Страница 11: ...ies in a fire Battery life depends on the network signal strength temperature features and accessories used Always use Novatel Wireless original batteries and chargers The warranty does not cover damage caused by non Novatel Wireless batteries and or chargers New batteries or batteries stored for a long time may take more time to charge When charging your battery keep it near room temperature When...

Страница 12: ...ert the other end of the cable in a Type A USB port The cable should fit easily into the USB port The following occurs The status icon appears in the system tray notification area Windows or in the menu bar Mac The MiFi 2200 is powered on automatically and begins charging IMPORTANT The recommended minimum distance between you and the device is 8 inches Extend the micro USB cable so the MiFi device...

Страница 13: ...2 Using Your MiFi 2200 Using the MiFi 2200 for the First Time Connecting in Wi Fi Mode ...

Страница 14: ...ttery See Insert and Charge the Battery on page 13 Turn on the device See Turn the Device On and Off on page 15 Connect the device to your computer using Wi Fi See Connecting in Wi Fi Mode on page 16 Connect to MiFi settings See MiFi Settings Basics on page 18 Insert and Charge the Battery NOTE The battery should be fully charged before using the MiFi 2200 for the first time To insert and charge t...

Страница 15: ...e as shown Plug the other end of the AC wall charger into the appropriate electrical outlet Charge for at least two and a half hours CAUTION Use only an approved charging accessory to charge your device Use of an incompatible charger may cause damage to your device and void the warranty Tip The default SSID for your MiFi device is MiFi2200 xxxx Secure Your SSID and Network Key 11 digit number will...

Страница 16: ...5 Turn the Device On and Off To power the device on Press the Power button until the Power LED lights up solid green To power the device off Press and hold the Power button until the Power LED shuts off ...

Страница 17: ...con often in the Windows notification area or System Preferences Network on a Mac where you can select View Available Wireless Networks If you are unfamiliar with wireless networking on your computer consult your computer help system To connect to the MiFi 2200 for the first time continue by following these steps From your computer s Web browser enter http mifi admin into the address window and pr...

Страница 18: ...3 MiFi Settings MiFi Settings Basics Home Page GPS Menu Password Menu Wi Fi Menu WWAN Menu Advanced Menu ...

Страница 19: ...Fi Device Settings To open the MiFi device settings follow these steps Open your Web browser and enter http mifi admin into the address window Type the administrative password into the Login box in the upper right corner and click Login ...

Страница 20: ... See The Menu Bar on page 19 The Menu Bar The menu bar runs horizontally along the top of the MiFi device Settings interface Besides allowing you to select menu items the menu bar also displays information about your MiFi device s connection strength and battery level ...

Страница 21: ...t is the main point of entry for all your work in the browser interface The Home screen is divided into the following sections Internet Connection See Internet Connection on page 21 Wi Fi See Wi Fi on page 22 GPS Local Search See GPS Local Search on page 25 Click the solid black pointer next to the section title to expand or collapse that section ...

Страница 22: ...ted Time the duration of the current connection IP Address the current Internet protocol address of the device Mask the current subnet mask address of the device Gateway the current Gateway IP address DNS the current domain name system server IP address Click Connect or Disconnect to connect or disconnect from the network Click Setup Wizard to change the administrative password or your Wi Fi secur...

Страница 23: ... also known as the SSID Security the security method in use Users the number of users currently connected to your MiFi device IP Address the current Internet protocol address of the device Mask the current subnet mask address of the device To change Wi Fi settings use the Wi Fi menu See Wi Fi on page 22 ...

Страница 24: ...re GPS searching for your MiFi device The GPS screen is divided into the following sections GPS Status See GPS Status on page 24 GPS Configuration See GPS Configuration on page 24 GPS Local Search See GPS Local Search on page 25 Click the solid black pointer next to GPS Local Search to expand that section ...

Страница 25: ... is to the true location Latitude the current latitude of the device Longitude the current longitude of the device Altitude the current altitude of the device measured in feet GPS Configuration To configure the GPS settings follow these steps Select the Enable GPS check box to turn on GPS In the Search provider list select a search provider Click Yes to accept the GPS privacy agreement Click Apply...

Страница 26: ... s Search for the nearest restaurant Search for the nearest bank Search for the nearest hotel Search for the nearest gas station Search for the nearest coffee shop To perform a search click the button next to the type of business for which you want to search or enter a business name or address in the search box and click Search Tip If the GPS status does not change to Acquired try moving the devic...

Страница 27: ...Administration Password on page 26 IMPORTANT Record your administrative password If you forget it you will have to reset your MiFi device before you can use the MiFi device settings interface again Set Administration Password To create a new administrative password follow these steps Type your current password in the Current Password box Type the new password must have 4 to 64 characters in the Ne...

Страница 28: ... a temporary hotspot set MAC filters and view status information for the Wi Fi network The Wi Fi menu is divided into the following sections Wi Fi Profiles See Wi Fi Wi Fi Profiles on page 28 MAC Filter See Wi Fi MAC Filter on page 31 Status See Wi Fi Status on page 33 ...

Страница 29: ... screen displays Profile current profile being used See Choosing a Profile on page 29 Network Name SSID current network connection name You can change the name to something more descriptive if desired or if other devices are in use within range of your device Some examples of network names are Secure MiFi2200 754B Secure Open MiFi2200 754B Temporary Hotspot MiFi2200 754B Temp 802 11 Mode current t...

Страница 30: ...online at the same time Open this profile does not require a password to connect to your MiFi device Any user who can see your network name SSID can connect to your MiFi device Setting Security You can use WEP 64 or 128 bit WPA Personal PSK WPA2 Personal PSK or WPA WPA2 Mixed Mode security Tip Some Wi Fi clients become confused if the security is changed and the network name is not If you change s...

Страница 31: ...t follow these steps From the Wi Fi Profile screen select Temporary Hotspot as the profile You will see a new temporary network name SSID and network key In the example shown above the temporary network name is MiFi2200 25D8 Temp and the temporary network key is 12345678 Click Apply Your device will restart and you must reconnect to your wireless network with the temporary network name and network...

Страница 32: ...s a unique code assigned to hardware such as network adapters The MAC Filter screen is divided into the following sections Enable MAC Filter See Enable MAC Filter on page 31 Trusted Client List See Trusted Client List on page 32 Enable MAC Filter The Enable MAC Filter section provides you with the option to enable Trusted Clients to connect to your device Select the Enable MAC Filter check box to ...

Страница 33: ...is referred to as the Physical Address Select Start All Programs or Programs Accessories Command Prompt to open the Command Prompt window On a Mac open System Preferences Network In the Show list click Airport The MAC address is the Airport ID IMPORTANT Make sure you get the MAC address for the wireless network adapter and not the Ethernet controller NIC if the machine has both Using MAC Filtering...

Страница 34: ...ccess the Wi Fi Status screen The Wi Fi Status screen provides you with information about your wireless network The Wi Fi Status screen is divided into the following sections Wi Fi Network See Wi Fi Network on page 34 Wi Fi Clients See Wi Fi Clients on page 35 Wi Fi Log See Wi Fi Log on page 36 ...

Страница 35: ...e the type of wireless networking you are currently using Security the type of security the profile is using Encryption shows the type of encryption for the security type in use Network Key passcode or password used to access the network The required format varies by type of security Click to retrieve the network key TIP Some Wi Fi clients become confused if the security is changed and the network...

Страница 36: ...urrently connected to your MiFi device This is another way you can find the MAC address for a particular device The Wi Fi Clients section displays the following IP Address IP Type Hostname MAC Address Date Time Click Refresh to update the information on the clients that are connected to your device ...

Страница 37: ...36 Wi Fi Log Click the Wi Fi Log button to view a listing of Wi Fi events most recent first ...

Страница 38: ...t PRL displays information about your network connection and provides tools for technical support The WWAN menu is divided into the following sections Configuration See WWAN Configuration on page 38 Diagnostics See WWAN Diagnostics on page 39 Status See WWAN Status on page 42 ...

Страница 39: ...RL click the Update PRL button to update your provider s Preferred Roaming List Tip You should update your PRL about every three months to make sure you have the latest enhancements from your provider Update Firmware click the Update Firware button to update your MiFi device s internal software firmware WARNING If technical support instructs you to upgrade the firmware be very careful not to turn ...

Страница 40: ...reen allows you to view the status of your connection to the network view information about your MiFi device or view an event log about your connections to the network The WWAN Diagnostics screen is divided into the following sections WWAN Connection See WWAN Connection on page 40 WWAN Modem See WWAN Modem on page 41 WWAN Event Log See WWAN Event Log on page 41 ...

Страница 41: ...ng data Dormant connected but not transmitting data Connected connected to the network Disconnected not connected to the network Technology type of network which you are connected Roaming roaming status IMPORTANT Do not click Manual Device Setup unless you have received an MSL number from technical support ...

Страница 42: ...your network uses to identify your account NAI address of your MiFi device on the network PRL Version use to verify that your PRL preferred roaming list is the most current IMPORTANT Do not click Reset Modem unless you have received an MSL number from technical support Reset Modem clears your network account information and will require reactivation of your MiFi device WWAN Event Log The WWAN Even...

Страница 43: ...internet connection to view traffic counters or to view an Internet connection log The WWAN Status screen displays information about your internet connection The WWAN Status screen is divided into the following sections Internet Connection See Internet Connection on page 43 Traffic Counters See Traffic Counters on page 44 Internet Connection Log See Internet Connection Log on page 45 ...

Страница 44: ...tes received Transmitted the number of bytes transmitted Connected Time the duration of the current connection IP Address the current Internet protocol address of the device Mask the current subnet mask address of the device Gateway the current Gateway IP address DNS the current domain name system server IP address Click Disconnect to leave the network or Connect to rejoin the network ...

Страница 45: ...eset The Traffic Counters section displays Start Date date and time connection was made Total connection time total duration of connection Data Received the number of bytes received Data Transmitted the number of bytes transmitted Total Data the total number of bytes received and transmitted Click Reset Counter to set all counts back to zero ...

Страница 46: ...y a log of outgoing traffic The Internet Connection Log section displays Date Time date and time connection was made Client IP Address IP address of sender Destination IP address of recipient Port computer port through which data was sent Type connection protocol used ...

Страница 47: ... is divided into the following sections Advanced Options Settings See Advanced Advanced Options Settings on page 47 Config File See Advanced Config File on page 51 Port Filtering See Advanced Port Filtering on page 53 Port Forwarding See Advanced Port Forwarding on page 56 Power Management See Advanced Power Management on page 58 TCP IP See Advanced TCP IP on page 61 System Status See Advanced Sys...

Страница 48: ...he Advanced Settings screen The Advanced Settings screen allows you to enable SSID broadcast auto connect to the network DHCP VPN passthrough or the system log The Advanced Settings screen is divided into the following sections Access Point See Access Point on page 48 3G Modem See 3G Modem on page 48 Router See Router on page 49 System See System on page 49 ...

Страница 49: ...on displays Auto connect enable enabling auto connect allows your MiFi device to connect to your network automatically when it is turned on Select the Auto connect enable check box to enable auto connection or clear the check box to disable auto connection and then click Apply Roaming enabling roaming allows your MiFi device to continue working even when off your service provider s network Roaming...

Страница 50: ...able the DHCP server and then click Apply VPN Passthrough enable VPN passthrough is required if you are going to connect to a VPN such as a corporate system Select the VPN Passthrough enable check box to enable VPN passthrough or clear the check box to disable VPN passthrough and then click Apply System The System section allows you to select your preferred language date format and time format and...

Страница 51: ...rently English is the only option and this list is disabled grayed out In the Date Time list click the date format U S or European and the time system 12 hr or 24 hr that you want to use Optionally you can select the System log enable check box if you want to create a system log Confirm your selections and click Apply ...

Страница 52: ...er The Config File screen is divided into the following sections Config File Download See Config File Download on page 51 Config File Upload See Config File Upload on page 52 Config File Download To back up your MiFi device settings file to your computer follow these steps Click Download File Click Save to place the file config xml savefile on your computer You may rename the file If the file open...

Страница 53: ...ile on your computer Click the file to highlight it and then click Open Click Upload File Click OK when the Upload completed message appears IMPORTANT If your Wi Fi settings have changed since you created the backup file you may lose your connection after restoring from the backup file You will need to reconnect using your new changed settings ...

Страница 54: ...s are allowed to access the Internet Port filtering can also be used to specifically allow certain applications such as games and video conferencing software to use certain ports to access their online components The Port Filtering screen is divided into the following sections Enable Port Filtering See Enable Port Filtering on page 54 Allowed Applications See Enable Port Filtering for Allowed Appl...

Страница 55: ... Filtering for Allowed Applications To enable port filtering for standard applications follow these steps From the Port Filtering screen select the Enable Port Filtering check box Select the check boxes for the applications for which you want to allow access to the Internet Click Apply NOTE The MiFi device uses standard ports for these applications If you have applications that do not use the stan...

Страница 56: ...steps From the Port Filtering page select the Enable Port Filtering check box Click Custom Applications Enter a name for the application and click the Ports link Enter the port or port range You can enter up to five ports or port ranges Single port enter the port number in both fields Port range enter the beginning port number in the left field and the ending port number in the right field For eac...

Страница 57: ... and DNS servers on your computer You can enter the local static IP address for each application that you want to receive traffic from the Internet Also some online games require incoming access to work properly The Port Forwarding screen includes the following section Port Forwarding Applications See Port Forwarding Applications on page 57 IMPORTANT You will need to set up static IP addresses on ...

Страница 58: ...for the application you want to enable Type the local static IP address of the device hosting the application into the IP Address on WLAN box Click Apply when you have finished adding applications IMPORTANT Port forwarding creates a security risk and should be disabled when not needed ...

Страница 59: ... to set the maximum time before your MiFi device switches to low power mode You can set separate times for AC power and battery power When your MiFi device is on battery power you can set the length of time before it shuts down You can also turn off your MiFi device s LED to save additional power The Power Management screen is divided into the following sections LED Control See LED Control on page...

Страница 60: ... Apply NOTE The Disable LEDs option turns off all LEDs except for critical errors and low battery AC Power To set the AC power options for your device follow these steps Click the time that elapses before your MiFi device switches to low power mode when not in use 2 to 60 minutes or click Never to disable this feature when on AC power Click Apply ...

Страница 61: ...w power mode when not in use 2 to 60 minutes or select Never to disable this feature when your device is on battery power Click Apply To set the amount of time that elapses before your MiFi will shut down when not in use Select the desired time that elapses before your MiFi device shuts down when not in use 2 to 60 minutes or select Never to disable this features when your MiFi device is on batter...

Страница 62: ...TCP IP on page 61 TCP IP The TCP IP section displays IP Address the current Internet protocol address of the device Subnet Mask the current subnet mask address of the device MAC Address the current MAC address of the device DHCP Address Range the address range used by the device s DHCP server The IP address and subnet mask can be changed by entering new numbers and clicking Apply If you have devic...

Страница 63: ... allows you to view real time system information and the system log and to restart your MiFi device or restore it to factory defaults The System Status screen contains the following sections System Information See System Information on page 63 System Log See System Log on page 63 Restart See Restarting Your Device on page 63 Reset to Factory Defaults See Resetting Your Device on page 63 ...

Страница 64: ...ble the system log click the System log enable check box in the System section of the Advanced Settings screen See System on page 49 Restarting Your Device To restart or re initialize your device same as turning it off and on again click Restart Resetting Your Device To reset your device Wi Fi settings to the original factory defaults click Reset to Factory Defaults from the System Status screen I...

Страница 65: ...4 Troubleshooting Overview Common Problems and Solutions Use the Master Reset Button Technical Support ...

Страница 66: ...g and replugging in the USB cable can resolve many issues If you are using the MiFi device in Wi Fi Mode power it off and then on again When properly installed the MiFi 2200 device is a highly reliable product Most problems are caused by one of these issues System resources required by the MiFi 2200 device are being used by other devices Rebooting your computer will often clear this up Network cov...

Страница 67: ...Power button is pressed Ensure the battery is properly seated in the device Ensure the battery is fully charged Plug in the wall charger for at least 2 5 hours My MiFi device powered off once I plugged it into the wall charger This can occur if power settings are activated after it is plugged in Press the power button to turn it back on My MiFi device just powered off without my pressing the power...

Страница 68: ...i device LEDs are on and are not showing an error condition See LED States on page 9 Refresh your network list Windows Click Refresh Network List on the left side of the Wireless Network Connection screen If that does not work you can try the following 1 Open Network Connections 2 Right click Wireless Network Connection and select Properties 3 Click the Wireless Networks tab 4 Delete any unused wi...

Страница 69: ...vice is in the WLAN section at the botton of the screen Can I use the MiFi device as a tethered modem with my computer Yes Simply plug it in with the microUSB cable and use the MobiLink software How can I check the battery level of my MiFi device Open the MiFi device Settings http 192 168 1 1 The battery status icon is displayed in the menu bar Can I backup my configuration settings Yes Login to t...

Страница 70: ...evice You will need a paperclip or similar object to push the button Make sure the MiFi device is powered on Locate the Master Reset button on the back of the device Insert a paperclip into the hole and hold the button down for 15 seconds until the Power LED goes off Your list of wireless networks will now show the original default network when you first configured your device Connect to the MiFi ...

Страница 71: ...70 Technical Support For additional information and technical support for MobiLink and the MiFi 2200 device visit the Novatel Wireless website at http www novatelwireless com ...

Страница 72: ...5 Technical Information Product Specifications Regulatory Notices Safety Hazards Limited Warranty and Liability ...

Страница 73: ...able 1150 mAh 2 5 hrs when not in use 7 8 hrs when not in use LED Two Power and 3G indicators Chip Set QUALCOMM MDM6085 Interface Type Type A USB Port for computer microUSB for device cable included CDMA Technology Bands Technology CDMA Rev A Rev 0 1XRTT Band Designation 800 1900 MHz Transmit Band 824 7 848 31 MHz 1851 25 1908 75 MHz Receive Band 1851 25 1908 75 MHz 1931 25 1988 75 MHz Environment...

Страница 74: ...vision reception which can be determined by turning the equipment off and on you are encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the deale...

Страница 75: ...nsmitter unless specifically authorized by Novatel Wireless Technologies MODIFICATIONS The FCC requires that you be notified that any changes or modifications made to this device that are not expressly approved by Novatel Wireless may void your authority to operate the equipment RF Exposure FCC Equipment Authorization ID PKRNVWMIFI2200 This device is only authorized for use in Mobile applications ...

Страница 76: ...using liquefied petroleum gas such as propane or butane areas where the air contains chemicals or particles such as grain dust or metal powders and any other area where you would normally be advised to turn off your vehicle engine Near medical or life support equipment Do not operate your MiFi 2200 device in any area where medical equipment life support equipment or near any equipment that may be ...

Страница 77: ...d Do not modify or remanufacture attempt to insert foreign object into the battery immerse or expose to water or other liquids or expose to fire explosion or other hazard Only use the battery for the system for which it was specified Only use the battery with a charging system that has been qualified with the system per this standard Use of an unqualified battery or charger may present a risk of f...

Страница 78: ...ent abuse misuse or negligent use of the Products or use in other than a normal and customary manner environmental conditions not conforming to Novatel Wireless specification of failure to follow prescribed installation operating and maintenance procedures II defects errors or nonconformity s in the Product due to modifications alterations additions or changes not made in accordance with Novatel W...

Страница 79: ...6 Glossary Glossary ...

Страница 80: ...s logging into an IP network DHCP Server A server or service with a server that assigns IP addresses DNS Domain Name System A system for converting host names and domain names into IP addresses on the Internet or on local networks that use the TCP IP protocol EDGE Enhanced Data for GSM Environment or Enhanced Data rates for Global Evolution A faster version of GSM wireless service it allows data t...

Страница 81: ... email attachments at broadband like speeds HSPA High Speed Packet Access A family of 3G services that is available to GSM carriers It is a major enhancement from WCDMA HSPA HSPA Evolution or HSPA Evolved A 3G mobile telephony protocol with up link speeds up to 11 Mbps and downlink speeds up to 42 Mbps HSUPA High Speed Uplink Packet Access A 3G mobile telephony protocol with up link speeds up to 5...

Страница 82: ...Specification NDIS is a Windows specification for how communication protocol programs such as TCP IP and network device drivers should communicate with each other Network Mask A number that allows IP networks to be subdivided for security and performance Network Operator The vendor who provides your wireless access Known by different names in different regions some examples are wireless provider n...

Страница 83: ...ith higher data rates and higher system capacity It is a fully backward compatible standard and remains interoperable with deployed EV DO networks and devices around the world The increased data rates on Rev A s physical layer enable richer applications and services For more information visit www cdg org RFB Remote Frame Buffer A protocol for remote access to graphical user interfaces Router A dev...

Страница 84: ...o USSD Unstructured Supplementary Service Data A service found in HSPA GSM networks that allows the user to retrieve information or implement certain types of call services VNC Virtual Network Computing A graphical desktop sharing system that uses the RFB protocol to remotely control another computer VPN Virtual Private Network A secure private network that runs over the public Internet Commonly u...

Страница 85: ...rea to a large number of users see WLAN This service is usually provided through cellular providers WWAN connectivity allows a user with a laptop and a WWAN device to surf the Internet check email or connect to a virtual private network VPN from anywhere within the coverage area of the network operator ...

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