sending packets to router but not receiving
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Nalo
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PostPosted: Sun, 12th Aug 2012 22:19    Post subject: sending packets to router but not receiving
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Last edited by Nalo on Wed, 3rd Jul 2024 12:06; edited 1 time in total
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[sYn]
[Moderator] Elitist



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PostPosted: Sun, 12th Aug 2012 22:35    Post subject:
Need more information. Lets start with:

- Whats the IP addressing scheme, subnets, DHCP/Static?
- What kind of packets?
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Nalo
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PostPosted: Sun, 12th Aug 2012 22:42    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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[sYn]
[Moderator] Elitist



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PostPosted: Sun, 12th Aug 2012 22:51    Post subject:
DHCP has failed for whatever reason so you running on a non-routable IP. Can you show us the router config pages? Even its IP address would help.

:edit:

Unless your running on an IPv6 network?

:edit2:

Actually fe80::/64 is also link local! Bloody IPv6 Razz
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Nalo
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PostPosted: Sun, 12th Aug 2012 23:03    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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[sYn]
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PostPosted: Sun, 12th Aug 2012 23:13    Post subject:
I assume the PC is directly connected to the router?

Firstly try "ipconfig /release" then "ipconfig /renew" and check your "ipconfig /all" again to see if you've got an ip address in the 192.168.1.0/8 range. If that doesn't work, which it should, you could try setting a static IP:

http://portforward.com/networking/static-win7.htm - set it to the following:
IP ADDRESS: 192.168.1.145
MASK: 255.255.255.0
GATEWAY: 192.168.1.1

DNS1: 8.8.8.8
DNS2: 8.8.4.4

Then see what response you get back from a "ping 192.168.1.1"
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Nalo
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PostPosted: Sun, 12th Aug 2012 23:20    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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Nalo
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PostPosted: Sun, 12th Aug 2012 23:28    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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[sYn]
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PostPosted: Sun, 12th Aug 2012 23:30    Post subject:
How do you know the cable works? Its directly plugged into the computer?
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Nalo
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PostPosted: Sun, 12th Aug 2012 23:33    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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[sYn]
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PostPosted: Mon, 13th Aug 2012 00:35    Post subject:
You have a link light on each end of the cable (green light next to the RJ45)?
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Frant
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PostPosted: Mon, 13th Aug 2012 02:45    Post subject:
Are you using a straight or crossed TP-cable? Is it Cat 5/5e/6?


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lametta




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PostPosted: Mon, 13th Aug 2012 02:47    Post subject:
did you restart your router? grinhurt
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Nalo
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PostPosted: Mon, 13th Aug 2012 15:40    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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Nalo
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PostPosted: Mon, 13th Aug 2012 15:40    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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garus
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PostPosted: Mon, 13th Aug 2012 15:45    Post subject:
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Last edited by garus on Tue, 27th Aug 2024 21:45; edited 1 time in total
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Nalo
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PostPosted: Mon, 13th Aug 2012 16:35    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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Kamikaze666




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PostPosted: Mon, 13th Aug 2012 17:25    Post subject:
You cannot find other pc's on network?


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PC awesome button = Uninstall!
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garus
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PostPosted: Mon, 13th Aug 2012 17:31    Post subject:
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Last edited by garus on Tue, 27th Aug 2024 21:45; edited 1 time in total
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grimmmy




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PostPosted: Mon, 13th Aug 2012 19:04    Post subject:
Port forwarding will make zero difference. It can't actually see the router at all which is why you get a "Destination host unreachable. " rather than a "Request Timed Out" message (the former is because the actual ARP message fails).

So, how are you setup at the minute?

Also, can you go into the command prompt and type 'tracert 192.168.1.1' and see what the first result is? It should be the router IP address.

Under the network settings on the network card itself, I'd set the following:

IP Settings:
IP Address 192.168.1.50
Subnet: 255.255.255.0 (but double check the router is on the same subnet mask)
Gateway: 192.168.1.1

Automatically obtain the DNS for now.

Under advanced options:
Set the Automatic Metric to true if it isn't already.
DNS tab - set the radio button to 'Append primary and connection specific DNS suffixes' and ensure the 'Append parent suffix' is checked.
Also, at the bottom, ensure 'Register connection address in DNS' is clicked.


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[sYn]
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PostPosted: Mon, 13th Aug 2012 19:06    Post subject:
grimmmy wrote:
Port forwarding will make zero difference. It can't actually see the router at all which is why you get a "Destination host unreachable. " rather than a "Request Timed Out" message (the former is because the actual ARP message fails).

So, how are you setup at the minute?

Also, can you go into the command prompt and type 'tracert 192.168.1.1' and see what the first result is? It should be the router IP address.

Under the network settings on the network card itself, I'd set the following:

IP Settings:
IP Address 192.168.1.50
Subnet: 255.255.255.0 (but double check the router is on the same subnet mask)
Gateway: 192.168.1.1

Automatically obtain the DNS for now.

Under advanced options:
Set the Automatic Metric to true if it isn't already.
DNS tab - set the radio button to 'Append primary and connection specific DNS suffixes' and ensure the 'Append parent suffix' is checked.
Also, at the bottom, ensure 'Register connection address in DNS' is clicked.


The port forwarding stuff was not about port forwarding, it was showing him how to set a static IP. None of the above will help as enough of it has already been done to prove what's wrong.


It must be a network card issue, probably driver related seen as the link light is functioning as intended. What card is it (not that it will help given the situation, I suspect you're going to need a new card, good news is that they're DIRT cheap)?
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garus
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PostPosted: Mon, 13th Aug 2012 20:27    Post subject:
snip


Last edited by garus on Tue, 27th Aug 2024 21:45; edited 1 time in total
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[sYn]
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PostPosted: Mon, 13th Aug 2012 20:32    Post subject:
Good call! I didnt think of that!
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8ball




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PostPosted: Mon, 13th Aug 2012 21:28    Post subject:
try a different nic also
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Nalo
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PostPosted: Mon, 13th Aug 2012 22:22    Post subject:
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Last edited by Nalo on Wed, 3rd Jul 2024 06:33; edited 2 times in total
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Nalo
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PostPosted: Thu, 16th Aug 2012 16:40    Post subject:
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