Re: Sudden switch of default ip gateway and ip address

From: Denny (notreal_at_golf.net)
Date: 08/14/04 

Date: Sat, 14 Aug 2004 13:47:57 -0700

These are the exact types of numbers I was getting until I upgraded the
firmware. My setup was running fine for the past two years until two days
ago and then the DHCP server would not assign the IP address. Again, after
upgrading the firmware all is well. This is only my situation yours may be
different, but the results I see from you are what I was getting. Good
Luck!
"eingram" <eingram@discussions.microsoft.com> wrote in message
news:E41F3A77-02B5-4233-B761-F118D7644CC3@microsoft.com...
>I have two operating systems on the same computer.
> Please understand that this setup has been working fine for three years.
> Also, I have xp pro on the same computer and can connect to the other
> computer and the internet fine, so it isn't in the router or the nic.
> It has to do with something in the xp home ed. that changed suddenly.
> suddenly the router cannot see the old computer when it's booted into the
> home edition but it can see the old computer fine when it's booted into
> the
> xp pro version.
> Old computer:
>
> Windows IP Configuration
> Host Name . . . . . . . . . . . . : homeupstairs Primary Dns Suffix
> .
> . . . . .
>
> . :
> Node Type . . . . . . . . . . . . :Unknown
> IP Routing Enabled. . . . . . . . : No
> WINS Proxy Enabled. . . .. . . . : No
> Ethernet adapter Local Area Connection 3:
> Connection-specific DNSSuffix . :
> Description . . . . . . . . . . . : Linksys LNE100TX Fast
> EthernetAdapter(LNE100TX v4)
>
> Physical Address. . . . . . . . . : 00-03-6D-1C-5B-6B Dhcp Enabled. .
> .
> . . . . .
>
> . . . : Yes
> Autoconfiguration Enabled . . . . :Yes
> Autoconfiguration IP Address. . . : 169.254.240.50
> Subnet Mask . . .. . . . . . . . : 255.255.0.0
> Default Gateway . . . . . . . . . :
>
> New Computer:
>
> Windows IP Configuration
> Host Name . . . . . . . . . . . . : homeupstairs1
> Primary Dns Suffix . . . . . . . :
> Node Type . . . . . . . . . . . . : Unknown
> IP Routing Enabled. . . . . . . . : No
> WINS Proxy Enabled. . . . . . . . : No
> Ethernet adapter Local Area Connection:
> Connection-specific DNS Suffix . : ks.cox.net
> Description . . . . . . . . . . . : Realtek RTL8139/810x Family Fast
> Ethernet NIC
> Physical Address. . . . . . . . . : 00-0D-61-1C-41-1F
> Dhcp Enabled. . . . . . . . . . . : Yes
> Autoconfiguration Enabled . . . . : Yes
> IP Address. . . . . . . . . . . . : 192.168.123.112
> Subnet Mask . . . . . . . . . . . : 255.255.255.0
> Default Gateway . . . . . . . . . : 192.168.123.254
> DHCP Server . . . . . . . . . . . : 192.168.123.254
> DNS Servers . . . . . . . . . . . : 68.230.242.25
>
> : 68.230.242.30
> Lease Obtained. . . . . . . . . . : Saturday, August 14, 2004 05:59:55
> Lease Expires . . . . . . . . . . : Friday, September 24, 2004 21:59:55
>
>
> "Denny" wrote:
>
>> I had a similar problem with my Linksys router. All was setup to use
>> DHCP
>> and then they wouldn't connect. I upgraded the firmware and now I am
>> able
>> to use DHCP. Are you able to connect with the modem connected directly
>> to
>> the computers? When I did this DHCP was working properly. Just a
>> thought
>> through experience in the last couple of days.
>> "Chuck" <none@example.net> wrote in message
>> news:875sh0tr3ckivse954q6q8ejc3fs76ac3a@4ax.com...
>> > On Sat, 14 Aug 2004 04:35:02 -0700, "eingram"
>> > <eingram@discussions.microsoft.com> wrote:
>> >
>> >>I have two computers both have win XP home ed. with all the latest
>> >>updates.
>> >>They are both connected to a router, which is in turn connected to a
>> >>cable
>> >>modem.
>> >>Both have been working fine untill recently.
>> >>On one of them, i suddenly lost network connections. When I query with
>> >>ipconfig /all, I find that the correct local ip (which is normally
>> >>assigned
>> >>by the router in the range of 192.168.123.100-199) has been reassigned
>> >>to
>> >>another address. Specifically, 169.254.240.50. Nothing I have tried yet
>> >>has
>> >>been able to restore communications with this computer. I have even
>> >>uninstalled the nic and did an upgrade reinstall of windows.
>> >
>> > Eingram,
>> >
>> > Generally, the router will provide the ip addresses (it contains a DHCP
>> > server).
>> >
>> > Please provide ipconfig information for each computer.
>> > Start - Run - "cmd". Type "ipconfig /all >c:\ipconfig.txt" into the
>> > command
>> > window - Open c:\ipconfig.txt in Notepad, copy and paste into your next
>> > post.
>> >
>> > Cheers,
>> > Chuck
>> > Paranoia comes from experience - and is not necessarily a bad thing.
>>
>>
>>

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