[oclug] Weird Network Error

[bartom]

Does ping -n (an ip) work?


----- Original Message ----- 
From: <tommaxwell at home.com>
To: <oclug at lists.oclug.on.ca>
Sent: Sunday, February 04, 2001 8:53 PM
Subject: [oclug] Weird Network Error


> Hello,
> 
> I've got a really really weird problem with my NICs which I just can't 
> figure out.
> 
> I have two Network cards, one being for the LAN the other being 
> connected to the Cable Modem.
> 
> The Internal NIC is working fine I can ping the other computers on 
> the network and they can communicate normally.
> 
> With the other NIC connected to the Internet it's a different story.
> The NIC comes up fine with all it's IP details as per usual.
> When I try to ping ANY IP address I don't see any ping replies, 
> BUT when I am in another task window and run TCPDUMP on the 
> Interface (while it is pinging) I can see the ping requests and the 
> replies coming through fine.  There is also ARP and various other 
> connections protocols.
> 
> Does anyone know what could be the result? It was working fine 
> untill I shuffled around the NICs trying to get something else 
> working.
> 
> Details:
> NE2-PCI ETH0 = Rogers IP
> RTL8139 ETH1 = LOCAL LAN
> Mandrake 7.0 running default kernel 2.2.17
> 
> The connection is up as I am writing this email through my 
> Windows BOX with is directly connected to the Cable Modem.
> 
> The only thing I can figure out which MIGHT be the problem is the 
> inherited Mandrake security policies.
> I've turned off my firewall and ipchains states that all polcies are on 
> ACCEPT.
> Another error which has been sprouting up is in my 
> /var/log/messages where it's stated that there is too much 
> information on interrupt #### ( I can only assume that's my NICs 
> address as it's the one causing me grief ).
> 
> 
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