ICMP redirects and FreeBSD

Hooman Fazaeli fazaeli at sepehrs.com
Sun Sep 18 07:38:41 UTC 2011

Yes (optionally) controlled by the following sysctls:

net.inet.ip.redirect (enable/disable sending IP redirects)
net.inet.icmp.log_redirect (Log ICMP redirects to the console)
net.inet.icmp.drop_redirect (Ignore/accept ICMP redirects)

On 9/18/2011 8:23 AM, Brett Glass wrote:
> Here's a networking question: Does FreeBSD generate and accept ICMP redirects? Is it controllable via tuneables? How long do routing tables generated by ICMP redirects last?
> --Brett Glass
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