Networking Problem - Firewall blocking traffic from Ubuntu but allows Windows

[NoOp]

On 06/20/2009 09:50 AM, Anoop John wrote:
...
> 
> CISCO Aeronet 1131AG (configured as access point). Wireless access
> security based on MAC addresses. The laptops get connected both from
> Ubuntu and Windows.
> 
> |
> |
> v
> 
> Laptop
> 
> 

I wonder if there is a mac mismatch. You might have a look at the mac
address in ifconfig and 'cat /etc/udev/rules.d/70-persistent-net.rules'
on the laptop and in the router while in ubuntu to see if the mac
address matches the one in Windows.