Re: Sharing internet with a router

From: Jan (Jan_at_discussions.microsoft.com)
Date: 11/04/04 

Date: Thu, 4 Nov 2004 05:27:03 -0800

"Chuck" wrote:

> On Wed, 3 Nov 2004 06:35:05 -0800, Jan <Jan@discussions.microsoft.com> wrote:
>
> >I presume that "...you can still connect to the internet..." is when you're
> >connected modem to computer, and things are otherwise working?
> >Yes
> >
> >Disabling Zone Alarm is frequently NOT a good solution. I say this so many
> >times - see some of my past posts. You may have to un install it, totally.
> >http://nh2.nohold.net/noHoldCust25/Prod_1/Articles55646/CompleteUninstallNonNT.html
> >I have completely uninstalled it
> >
> >When you're connected modem to computer:
> >
> >The computer can ping, and can do anything on the internet, as required. Even
> >without your running the ISP software (and entering account / password), after
> >rebooting the computer?
> >Yes
> >
> >How about you post "ipconfig /all" here, taken when the computer is
> >successfully
> >connected to the modem and able to access the internet?
> >Windows IP Configuration
> > Host Name . . . . . . . . . . . . : JanMain
> > Primary Dns Suffix . . . . . . . :
> > Node Type . . . . . . . . . . . . : Unknown
> > IP Routing Enabled. . . . . . . No
> > WINS Proxy Enabled. . . . . No
> >Ethernet adapter Local Area Connection:
> >Connection-specific DNS Suffix . :
> >Description . . . . . . . . . . . : SMC EZ Card 10/100 PCI (SMC1211 Series)
> >
> >Physical Address. . . . . . . . . : 00-00-B5-4B-9B-0D
> >Dhcp Enabled. . . . . . . . . . . : Yes
> >Autoconfiguration Enabled . . . . : Yes
> >IP Address. . . . . . . . . . . . : 81.157.148.217
> >Subnet Mask . . . . . . . . . . . : 255.255.255.255
> > Default Gateway . . . . . . . . . : 81.157.148.217
> >DHCP Server . . . . . . . . . . . : 192.168.1.1
> >DNS Servers . . . . . . . . . . . : 194.74.65.68
> >Lease Obtained. . . . . . . . . . : 03 November 2004 11:43:03
> >Lease Expires . . . . . . . . . . : 03 November 2004 11:44:03
> >
> >When you're connected modem to router to computer:
> >
> >The router is connecting to your ISP - at least the status page for the router
> >reports an assigned IP address. Does this ip address look reasonable - is it
> >similar to what the computer gets when connected modem to computer?
> >The address is 81.157.148.217 (I am able to ping this address) the same as
> >above.
> >The DNS server is 194.74.65.68 ( I cant ping this) the same as above.
> >However this is not the DNS and gateway reported by ipconfig.
>
> With the computer connected to the router, the router will be the default
> gateway for the computer. So you would expect to see different gateway (and
> maybe different DNS server) for the WAN side of the router (status page), as
> compared to the computer when connected thru the router (ipconfig).
>
> >Ethernet adapter Local Area Connection:
> >Connection-specific DNS Suffix . :
> >IP Address. . . . . . . . . . . . : 192.168.0.105
> >Subnet Mask . . . . . . . . . . . : 255.255.255.0
> >Default Gateway . . . . . . . . . : 192.168.0.1
> >Also on the WEB server status page the message DHCP client disconnected.
>
> "DHCP client disconnected" - is this been coming up ever since you tried to
> connect the router?
>
> >
> >The router is connecting to your computer - you are able to view the router
> >status page, and make configuration changes. You have just one computer,
> >right?
> >Yes
> >
> >You've tried a different cable connecting the computer to the router, right?
> >Yes
> >
> >The computer cannot ping by ip address to the internet.
> >Results from a basic ping test to 66.94.230.33 (www.yahoo.com) by ip address:
> >Ping statistics for 66.94.230.33
> >Packets: sent = 4, Received = 0, Lost = 4 (100% loss)
> >Yes
> >
> >Try another ping target say 66.102.7.99 (www.google.com),
> >Packets: sent = 4, Received = 0, Lost = 4 (100% loss)
> >
> >What version of the DI-704P do you have?
> >http://www.dlink.com/products/support.asp?pid=63&sec=0#manual
> >Version B3
> >
> >I keep thinking PPPoE. Configure the router for PPPoE, plug in the account /
> >password that you use when you run the ISP software installed on the computer.
> >Test by pinging 66.94.230.33 AND 66.102.7.99.
> >Packets: sent = 4, Received = 0, Lost = 4 (100% loss) both cases
> >
> >See if the router supports MAC address spoofing. Do "ipconfig /all" from a
> >command window on the computer, and get the computer MAC address from that.
> >Plug that into the router.
> >I does support this but putting the computers MAC address into the router
> >doesn’t help
> >
> >See if the router supports MAC address filtering. If MAC address filtering is
> >enabled, maybe the computer is being filtered.
> >There is a MAC filter but it is disabled
> >
> >See if the router supports time based filtering. Maybe a time filter
> >instructs
> >the router to disallow any traffic.
> >The time based filters are disabled
> >.
> >Do a hard reset of the router.
> >Still no connection
> >
> >Thanks Jan
>
> Jan,
>
> If you're seeing "DHCP client disconnected" on the router status page, that just
> might explain why you're unable to access anything with the router connected.
>
> It sounds like the router is connecting, it's getting a DHCP address from the BT
> DHCP server, then it's disconnecting. You've tried both dynamic and PPPoE
> configurations for the router WAN. If the computer is connecting OK when
> directly cabled to the modem, it doesn't sound like a problem with the modem, or
> the ISP.
>
> I think you're going to need help from D-Link tech support on this. You may
> have a defective router.
>
> Cheers,
> Chuck
> Paranoia comes from experience - and is not necessarily a bad thing.
>
I have talked to D-ink and they agree that is sounds like a defective
router. I am getting it exchanged.

Thanks for all you help Chuck.

Jan

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