On Mon, Dec 06, 2010 at 08:08:49PM -0600, Chris Adams wrote: > Once upon a time, Adam Williamson <awilliam@xxxxxxxxxx> said: > > On most laptops, however, which are the most common types of system sold > > today, a firewall is very definitely needed when you're connecting to > > hotel networks, public wifi access points... > > The only thing you need a firewall by default for is to prevent services > that are listening on the network from being accessible. The better > solution is to stop having services listen on the network by default. > > This was done for sendmail many years ago; why hasn't it been done for > other things, such as rpcbind (and RPC services), cups, etc.? These > daemons should bind to localhost only unless otherwise configured. Afaik ntpd, sobby and software written in erlang (e.g. ejabberd) does not support this (completely). Regards Till
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