Specifications

RobustelGoFixedW800UserGuide
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RT_W800_UG_v02.00 04.11.2011 Page57/5 9 
Confidential
4.2.1.2CheckYourConfiguration
WeexplainheretheconfigurationofPPPOEusingWindowsXPoperationsystemasanexample.Forotheroperation
systemstheprocessissimilar.
1. Enter the device manager to check if Ethernet adapter is correctly installed. If any problem exists, please
re‐installedit;
2. Check the configuration of Ethernet adapterin PC. Try tomanually set IP address that is in band 192.168.1.X 
withoutconflict;
3. Try to run command “ping 192.168.1.1” on command line mode. If the response returns “time out”, please
checkEthernetconnectionand IPsettings;
4. If this Gateway is reachable, try to run ping with a known outer IP, e.g. the DNS server IP of Google: “ping
8.8.8.8”.
 Ifpingisreachable,thereshallbenoproblemsintheGateway.Pleaseseestep5;
 Ifpingisnotreachable,seestep6andcheckiftheconfigurationiscorrect.
5. PleasetrytopingacertainouterURL,e.g.“pingwww.google.com”.
 If ping is reachable, there shall be no problems in the network settings. Please check the settings of the PC
terminal,e.g.whetherthesecuritylevelistoohigh,orwhetheranti‐virusfirewallisinstalled;
 Ifpingisnotreachable,checktheDNSsettingofEthernetadapter.
Note:
1. ThepreconditionisthatLANsettingsintheGatewayhavenotbeenmodified.
2. Weusuallystartcommandline modeinWindowsXPasfollows:clickon the“RUN”itemof  Windows
Start Menu, input characters “cmd” in the input box popped up with an “Enter”. The window
subsequentlypoppedupisthecommandlinewindow.
3. Thereturnedvaluesofpingcommandinthefollowingformatshowthestandardof“reachable”.
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6. If ping of the Gateway is reachable but ping of the outer fixed IP is unreachable, attention should be
concentrated upon device settings. Please enter the configuring interface and follow the instructions in this
manual.
a. Check first the number of connections. If more than one connection exists, for troubleshooting, delete unused
connectionsandremaintheoneconnectionyouareusing.
b.Checktheconnectiontoseewhethercorrect“type”isselected.It’snormaltochooselogintypeofPPPoE.When
youusePPPoEtologin,thefollowinginformationshouldbeprovided:VPIandVCI,whichcanbequeriedfromyour
ISP,usernameandpassword.
c.Thenmakesurethat“usingNAT”and“defaultgateway”havebeenselectedwithatick.Checkwhether“connect