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Re: FW: Help! ipmasqadm problem - Help its still not working



Why not doing it the Debian way ?

That is ip_forward=yes in /etc/network/options

and then  /etc/init.d/networking restart

That is simpler for newbies

Cheers.


Michael Wood writes:
 > On Wed, Feb 14, 2001 at 09:12:09AM -0600, Vince Mulhollon wrote:
 > > If unquoted, most shells will search for a file with that name
 > > before giving up and using the parameter as a string.
 > 
 > Are you sure?  That would be very strange if so.  What would it
 > want to do with the file called "1" if I said:
 > 	echo 1 >something
 > 
 > I'm afraid I think you're a little confused.
 > 
 > > echo "0" > ./1
 > 
 > This puts the character '0' followed by an end of line character
 > into the file in the current directory called "1".
 > 
 > > cat 1 > /proc/stuff
 > 
 > This reads the contents of the file called "1" and writes it to
 > the file called "/proc/stuff".  i.e. "0\n" gets written to
 > "/proc/stuff"
 > 
 > > Not quoting the one will result in the file 1 being copied to
 > > /proc/stuff, and file 1 contains a zero, resulting in the
 > 
 > Indeed, but that's irrelevant.
 > 
 > > exact opposite of what was intended.
 > 
 > "cat" is not the same as "echo".
 > 
 > The command to turn on IP forwarding is:
 > 	echo 1 >/proc/sys/net/ipv4/ip_forward
 > not:
 > 	cat 1 >/proc/sys/net/ipv4/ip_forward
 > 
 > The first sends "1\n" to ip_forward, whereas the second sends
 > the contents of the file called "1" to ip_forward.  It makes no
 > difference if 1 is quoted or not.
 > 
 > The quotes are used to stop the shell interpreting "shell
 > meta-characters" as special characters.
 > 
 > e.g. if you want to write a string containing '<' or '>' or '('
 > or ')' etc., etc. to a file using echo, you must quote it.
 > 
 > $ echo (
 > bash: syntax error near unexpected token `('
 > 
 > $ echo "("
 > (
 > 
 > Hope this helps.
 > 
 > -- 
 > Michael Wood        | Tel: +27 21 762 0276 | http://www.kingsley.co.za/
 > wood@kingsley.co.za | Fax: +27 21 761 9930 | Kingsley Technologies
 > 
 > 
 > --  
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 > 
 > 



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