nanog mailing list archives

Re: Europe-to-US congestion and packet loss on he.net network, and their NOC@ won't even respond


From: Randy Bush <randy () psg com>
Date: Sun, 01 Dec 2013 19:49:03 +0900

Using a 1/10th of a second interval is rather anti-social.
I know we rate-limit ICMP traffic down, and such a
short interval would be detected as attack traffic,
and treated as such.
For what it is worth, I used to think the same, until I saw several 
providers themselves suggest that 1000 packets should be sent, with 
the 0.1 s interval.  So, this is considered normal and appropriate 
nowadays.

matthew is correct

go back to your old way of thinking.  while some providers may tolerate
fast pings, few if any grown-ups do.  and even thouse who think they do
have routing engines which consider all pings as low priority rubbish to
be dropped when there is any real work to do.

randy


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