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Old 01-05-2006, 04:03 AM
Steve Winograd [MVP]
 
Posts: n/a
Default Re: ICS - No internet Access

In article <4BE75735-3B38-4E99-B5F5-E790A2B70858@microsoft.com>,
Johnny <Johnny@discussions.microsoft.com> wrote:
>>>>> What is the error message when you ping an Internet site by name (e.g.
>>>>> yahoo.com) and by IP address (e.g. 66.94.234.13)? If it says
>>>>> "Destination host unreachable", the default gateway isn't set
>>>>> properly.
>>>>>
>>>>> It might help to disable and re-enable ICS on the first PC, and then
>>>>> to disable and re-enable the LAN connection on the second PC.
>>>>>
>>>>> What type of Internet connection do you have? If it's DSL, does it
>>>>> use PPPoE?
>>>>
>>>>When I ping yahoo.com (66.94.234.13), it says "Destination host unreachable".
>>>>
>>>>I have removed the ICS and re-set it back again, same thing.
>>>>The connection type I have is the PPPoE.
>>>>
>>>>Johnny
>>>
>>>Thanks for that information. The default gateway address isn't
>>>properly configured on the second computer, so it doesn't know how to
>>>contact the Internet.
>>>
>>>To find the problem, we need to look at the TCP/IP route table. Open
>>>a command prompt window and write the route table to a file:
>>>
>>>1. Click Start | Run.
>>>
>>>2. Type "cmd" in the box and click OK.
>>>
>>>3. Type this command and press Enter:
>>>
>>> route print >route.txt
>>>
>>>Then, copy and paste the contents of the "route.txt" file into your
>>>news group reply.

>
>> Here goes, HOSt PC:
>>
>> ================================================== =========================
>> Interface List
>> 0x1 ........................... MS TCP Loopback interface
>> 0x2 ...00 0f 1f a8 28 7d ...... Broadcom 570x Gigabit Integrated Controller
>> - Packet Scheduler Miniport
>> ================================================== ===
>> ================================================== ===
>> Active Routes:
>> Network Destination Netmask Gateway Interface Metric
>> 0.0.0.0 0.0.0.0 192.168.0.1 192.168.0.49 20
>> 127.0.0.0 255.0.0.0 127.0.0.1 127.0.0.1 1
>> 192.168.0.0 255.255.255.0 192.168.0.49 192.168.0.49 20
>> 192.168.0.49 255.255.255.255 127.0.0.1 127.0.0.1 20
>> 192.168.0.255 255.255.255.255 192.168.0.49 192.168.0.49 20
>> 224.0.0.0 240.0.0.0 192.168.0.49 192.168.0.49 20
>> 255.255.255.255 255.255.255.255 192.168.0.49 192.168.0.49 1
>> Default Gateway: 192.168.0.1
>> ================================================== ===
>> Persistent Routes:
>> None
>>
>>
>> ================================================== =========================
>> Lista de interfaces
>> 0x1 ........................... MS TCP Loopback interface
>> 0x2 ...00 40 f4 5b 97 ac ...... Realtek RTL8139 Family PCI Fast Ethernet NIC
>> - Miniporta do agendador de pacotes
>> 0x3 ...00 04 76 f6 f5 09 ...... 3Com EtherLink XL 10/100 PCI For Complete PC
>> Management NIC (3C905C-TX) - Miniporta do agendador de pacotes
>> 0x40005 ...00 53 45 00 00 00 ...... WAN (PPP/SLIP) Interface
>> ================================================== =========================
>> ================================================== =========================
>> Rotas ativas:
>> Endere‡o de rede M scara Ender. gateway Interface Custo
>> 0.0.0.0 0.0.0.0 192.168.1.1 192.168.1.3 21
>> 0.0.0.0 0.0.0.0 200.153.155.181 200.153.155.181 1
>> 127.0.0.0 255.0.0.0 127.0.0.1 127.0.0.1 1
>> 192.168.0.0 255.255.255.0 192.168.0.1 192.168.0.1 20
>> 192.168.0.1 255.255.255.255 127.0.0.1 127.0.0.1 20
>> 192.168.0.255 255.255.255.255 192.168.0.1 192.168.0.1 20
>> 192.168.1.0 255.255.255.0 192.168.1.3 192.168.1.3 20
>> 192.168.1.3 255.255.255.255 127.0.0.1 127.0.0.1 20
>> 192.168.1.255 255.255.255.255 192.168.1.3 192.168.1.3 20
>> 200.153.155.181 255.255.255.255 127.0.0.1 127.0.0.1 50
>> 200.153.155.255 255.255.255.255 200.153.155.181 200.153.155.181 50
>> 200.206.239.221 255.255.255.255 200.153.155.181 200.153.155.181 1
>> 224.0.0.0 240.0.0.0 192.168.0.1 192.168.0.1 20
>> 224.0.0.0 240.0.0.0 192.168.1.3 192.168.1.3 20
>> 224.0.0.0 240.0.0.0 200.153.155.181 200.153.155.181 1
>> 255.255.255.255 255.255.255.255 192.168.0.1 192.168.0.1 1
>> 255.255.255.255 255.255.255.255 192.168.1.3 192.168.1.3 1
>> 255.255.255.255 255.255.255.255 200.153.155.181 200.153.155.181 1
>> Gateway padrÆo: 200.153.155.181
>> ================================================== =========================
>> Rotas persistentes:
>> None
>>
>> CLIENT PC:

>
>Sorry, the top one is the Client PC and the bottom one is the ICS PC.


Thanks for posting that information. Everything looks normal on the
client, and I don't see how that computer could be giving a
"Destination host unreachable" message when you ping a web site. It
has a default gateway address of 192.168.0.1, which is a LAN
connection on the host computer.

Type this command in the Start | Run box on the client, then reboot
the client and try using the Internet:

netsh winsock reset catalog

I'm puzzled by the host's route table. It shows what looks like an
unused connection to a home broadband router, with IP addresses of
192.168.1.3 for the computer and 192.168.1.1 for the router.
--
Best Wishes,
Steve Winograd, MS-MVP (Windows Networking)

Please post any reply as a follow-up message in the news group
for everyone to see. I'm sorry, but I don't answer questions
addressed directly to me in E-mail or news groups.

Microsoft Most Valuable Professional Program
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