[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Firewall is needed



Alex Shnitman writes:
 > On Wed, 25 Jun 1997, Ira Abramov wrote:
 > 
 > > I just finished building a firewall + masquarading on a linux box...
 > > 
 > > http://www.wwonline.com/~achau/ipmasq/ will help you know more about it.
 > > for many reasons I liked the masquerading idea even though I have an
 > > entire Class C at my disposal.
 > 
 > But masquerading is slow, isn't it? It places a much higher load on the
 > box running it, than regular routing. The kernel has to edit the packets
 > that it masquerades, and to create and close sockets on the way.

Depends on what you're pushing packets onto.  If you're trying to
gateway between two 100mbps ethernets, then you might have a tough
time.  If you're only going onto a 128kbps frame relay line, I'd doubt
it'd cause measurable additional delays or much load for that matter.


References: