[c-nsp] Weird Web Browsing Issues On ADSL Circuit

[Jan Gregor]

Hi,

sounds more like an MTU issue to me.

Best regards,

Jan

On 04/29/2010 11:54 PM, Joel M Snyder wrote:
>>I have an ADSL customer who uses a Cisco 1841 CPE for Bonded ADSL.
>>Circuit has worked perfectly  for the past one year, but all of a
>>sudden, out of nowhere, web browsing suddenly stopped working! >yesterday
> 
> 99% of the time when we see this symptom (especially since you said it
> works fine for a minute or two), it's because some malware on the
> customer side is filling up the NAT table.
> 
> Sniff the incoming packets or look at the session table on the CPE or both.
> 
> Alternatively, have the customer unplug everything but a single device
> (like a known-good laptop) and see if the problem does not come back
> after a reboot.
> 
> jms
> 


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