Re: tcpdump

[Guy Harris <guy () alum mit edu>]

On Jun 19, 2010, at 6:51 PM, Andrew Hood wrote:

> This is pretty much the behaviour we see when ICMP Frag Required packets
> are being blocked. Multiple retransmits of packets followed by an RST.

I.e., path MTU discovery:

        http://en.wikipedia.org/wiki/Path_MTU_discovery

isn't working, because the feedback it depends on (the Fragmentation Required messages) aren't getting through to the 
sender.
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