On Wed, 2011-09-07 at 09:59 -0600, Orion Poplawski wrote:
> In http://www.shorewall.net/manpages/shorewall-interfaces.html :
> 
> routeback
> 
>      If specified, indicates that Shorewall should include rules that allow 
> traffic arriving on this interface to be routed back out that same interface. 
> This option is also required when you have used a wildcard in the INTERFACE 
> column if you want to allow traffic between the interfaces that match the 
> wildcard.
> 
>      Beginning with Shorewall 4.4.20, if you specify this option, then you 
> should also specify filter; see above.
> 
> 
> There is no "filter" above.  I think it means to refer to sfilter below ?
> 
> sfilter=(net[,...])
> 
>      Added in Shorewall 4.4.20. This option provides an anti-spoofing 
> alternative to routefilter on interfaces where that option cannot be used, 
> but 
> where the routeback option is required (on a bridge, for example). On these 
> interfaces, sfilter should list those local networks that are connected to 
> the 
> firewall through other interfaces.
> 
> 
> Or are we missing a section on "filter"?

That section should have referred to "sfilter". "filter" was the
original name, but I changed it to "sfilter" during the Beta and we are
still finding places that I missed.

> 
> 
> I've found that I need the routeback option on my dmz network now that I have 
> two networks on that interface.  No idea what I should add for filter/sfilter 
> though to that line.
> 

As I corrected the above typo, I also changed the text to mention that
"routefilter" on all interfaces is another acceptable workaround (for
IPv4) in addition to "sfilter".

-Tom
-- 
Tom Eastep        \ When I die, I want to go like my Grandfather who
Shoreline,         \ died peacefully in his sleep. Not screaming like
Washington, USA     \ all of the passengers in his car
http://shorewall.net \________________________________________________

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