Ingo Wichmann <[email protected]> écrit :
> 
> I wonder if anyone is using TCP wrappers any more?

I do.

> Wouldn't you use iptables instead today? I know there are use cases
> where TCP wrapper would fit better. But aren't they rare?

TCP wrappers is much more efficient than Netfilter because it
affects only the establishment of a connection.  When enabled,
Netfilter checks every network packet, which adds a significant
overhead.  Netfilter is for routers, not for servers.

> A lot of services still come with TCP wrappers enabled by default. But
> does that mean there are commonly in use today? I doubt it.

sshd?

> "Understand the role of TCP wrappers. "
> /etc/hosts.allow
> and
> /etc/hosts.deny
> 
> I'd recommend to remove it.

I'd be glad if we could keep it.
_______________________________________________
lpi-examdev mailing list
[email protected]
http://list.lpi.org/cgi-bin/mailman/listinfo/lpi-examdev

Reply via email to