Re: Discarding inbound ICMP REDIRECT by default
"Rodney W. Grimes" <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.net |
|---|---|
| Message-ID | <[email protected]> |
> On Fri, 14 Jun 2024 at 11:13, Rodney W. Grimes > <[email protected]> wrote: > > > > That section is about how the router responds to an ICMP redirect > > set to IT, not one that is going THROUGH it. > > Sorry I wasn't explicit, in all cases I'm talking about ICMP REDIRECTs > destined for the machine (as a host or as a router). This is > icmp_input dropping when either drop_redirect or ipforwarding is true. Ok, so long as we are not dropping ICMP REDIRECTS that are NOT destined for the router we are fine, which is the behavior I expected and observed on my network, though it is a bit older code. -- Rod Grimes [email protected]