From: Florian Weimer <fw@xxxxxxxxxxxxx>
Date: Sun, 08 Jun 2003 13:39:49 +0200
"David S. Miller" <davem@xxxxxxxxxx> writes:
> As a general purpose operating system, where people DO in fact use
> these features quite regularly,
Even non-CIDR netmasks? AFAIK, it's hard to find dedicated networking
devices (and routing protocols!) which support them. 8-/
Yes, people use source based routing to block specific IPs and
subnets, it's also needed to Mobile IPV4.
Anyway, I've played a bit with something inspired by CEF (more
precisely speaking, one diagram in the IOS internals book and some IOS
Thanks, Alexey and myself will need to study this deeply.
Although, I hope it's not "too similar" to what CEF does because
undoubtedly Cisco has a bazillion patents in this area. This is
actually an argument for coming up with out own algorithms without
any knowledge of what CEF does or might do. :(