Internet Adsl Error 721
Services Warranty Need help? SupportFAQsModemsDSL ModemsDSL SeriesWhy do I get error 721? FAQ Categories error 721 vpn DSL Modems DSL Series DSL-320B Thank you for your feedback. error 721 vpn windows xp Sorry we couldn't help! Click here for moreFAQs or go to Support. Why do I get error 721? Error 721 is a microsoft windows error code which means thatyour computer cannot reach your ISP. There are several factors thatmay cause this error, please go through this list totroubleshoot: LED on the front of your modemIs the ADSL light ON/OFF/flashing ?- It should be ON solid, in order to use the internet. If it'sflashing, the modem is currently 'training' meaning searching forthe ADSL service. If it's OFF, the ADSL line is not detected atall. TCP/IP is not bound to your current networkconnectionEven though you computer communicates with the modem using USB, youcannot access the internet if the protocol TCP/IP is not installedand bound to that connection. Go toControl Panel -> NetworkConnections, right-click on Local AreaConnection and select Properties.Verify if Internet Protocol TCP/IP is installedand is ticked. If not, install it, enable it and pressOK. Incorrect VPI/VCI settingsYour Internet Service Provider, or ISP, should inform you of thesevalues. Verify these numbers, and put them into the field, likeillustration shows. Multi-linkDiasable this option for troubleshooting. This setting is bydefault set to disable. Did you find this useful? 2 people found this useful. Error 2 people found this useful. Thank you. 2 people found this useful. Sorry we couldn't help! Click here for moreFAQs or go to Support. Rank: 1.5 Quick Links Quickly access parts of the D-Link site. ProductAccessoriesNetwork CamerasVideo SurveillanceManaged SwitchesNetwork and Switch AccessoriesNetwork StorageServicesUnmanaged SwitchesNetwork Video Recorder
Quick Init Reference • Error Message Fixes • Line Noise Tests • Virus Removal Guide • Articles • F.A.Q.'s • Basic AT Commands • Access Server Codes • Tech Humor • Links • FREE Error Scan • News Archive • Search • Feedback • Survey • Legal • About Outdated DriversCan cause hardware related Errors. Check your PC Drivers now. Error 721 http://www.dlink.com/hr/hr/support/faq/modems/dsl-modems/dsl-series/why-do-i-get-error-721 1. Reboot the machine, verify your Username and Password, and try again. Check for realms, if in NT make sure you have nothing under domain, accept any auth including clear text is checked, and try unchecking Enable PPP LCP extensions. Make sure logon to network isn't checked. Make sure http://www.modemhelp.net/dunerror/error_721.shtml that nothing is typed in the DOMAIN field if this is NT. 2. This is often a POP problem. Try logging onto a different POP. 718 is usually on the ISP's end, but NOT ALWAYS. If there are multiple calls coming into the ISP's callcenter then they could see a problem, but if not, it is probably the user's computer. 3. Nuke the pwl files. 4. Have ISP reset the password. 5. Recreate connectoid. 6. Full uninstall and reinstall of connectoid, network, and DUN/RAS. 7. This can sometimes also be a communications problem caused by heavy line noise or modem problems. Try updating the modem drivers, inits, commas, etc...and have a line noise test performed. This page was last modified on Saturday, 05-Feb-2011 15:11:54 EST. This website is ©1999-Present Bradford Liedel DBA ModemHelp Networks and Web Services. Mason, MI 48854 USA. All rights reserved.
differentOperating SystemWindows98Windows95WindowsMEWindowsNTWindows2000WindowsXPWindowsVistaWindows7Windows8Mac OS-9 Mac OS-X Linspire Common Connection Errors / SolutionsError 718: PPP timeoutError 720: No PPP control protocols configuredError 721: Remote PPP peer is not respondingLet our new Connection Wizard pinpoint your problem!The NetZero Connection Wizard is our newest help tool. Download http://www.netzero.net/support/errors/errorppp.htm it today to identify and resolve many common issues that may prevent you from successfully connecting to the Internet.To use the NetZero Connection Wizard, you will need to have a Windows Operating System (other than Windows NT) running on your computer. If you cannot download the NetZero Connection Wizard from your computer, simply download it onto a diskette from any computer with Internet access error 721 and then install it on the computer you would like to fix.Click here to download the Connection Wizard.If this does not resolve the issue, please follow the steps below:Possible SolutionsA. Change your access numberB. Verify your encryption settingsC. Verify network settingsA. Have you tried another access number?Note: If you are subscribed to NetZero's Toll-Free service please skip to step B. Your connection may have been error 721 vpn dropped due to technical difficulties with the access number you are using. Try connecting to NetZero again. If the problem persists, try using another access number in your area. For instructions on how to change your access number please click here.B. Verify your encryption settingsIf the problem persists, follow the steps below to verify your network settings.Double-click the My Computer icon on your desktop.Double-click the Dial-Up Networking icon.Click once on the NetZero icon to highlight it.From the File menu, select Properties.Select the Server Types tab.Ensure that the option labeled Require encrypted password is NOT checked.Click OK.Click OK again.Retry the NetZero connection.C. Verify Network SettingsClick the Windows Start button, point to Settings and select Control Panel.Double-click the Network icon.Check to see if you have the following components:Client For Microsoft NetworksTCP/IP or TCP/IP > Dial Up AdapterDial-Up Adapter.Note: If you are on a Network or company LAN, contact your system administrator before making any network changes.If the components listed above are not present, then add the missing component(s).IMPORTANT! Only add a component if it is not already present. If the component is listed, you will not need to add it.To Add Client for Microso