** Reply to message from Jack Bowling <[EMAIL PROTECTED]> on Sun, 08 Sep 2002 10:56:48 
-0700


> ** Reply to message from daniel <[EMAIL PROTECTED]> on Sat, 07 Sep 2002 02:43:37 
>-0700
> 
> 
> > in my rc.firewall script i have the following two lines:
> > 
> > 
> > iptables -A OUTPUT -o $EXT_INTERFACE -p tcp \ -m multiport \
> >   --destination-port $NFS_PORT,$OPENWINDOWS_PORT,$SOCKS_PORT,$SQUID_PORT \
> >   --syn -j REJECT
> > 
> > iptables -A INPUT  -o $EXT_INTERFACE -p tcp -m multiport \
> >   --destination-port $NFS_PORT,$OPENWINDOWS_PORT,$SOCKS_PORT,$SQUID_PORT \
> >   --syn -j DROP
> > 
> > 
> > but for some reason, they're not working.
> > instead, i'm met with the error:
> > 
> >   iptables v1.2.7 invalid TCP port/service `2049:2000:1080:3128' specified
> >   Try `iptables -h' or 'iptables --help' for more information
> > 
> > a googling for the problem came up with "it's a bug, or a feature, i don't
> > know".  so which is it?  and what's the best way to get around it?  do i
> > have to make up a rule for each port?
> 
> The -m multiport match is protocol-specific, working only with tcp or udp. So be 
>specific in your rules and add "-p tcp" to your rules. Also, it may just be an 
>artifact of your mailer, but you do not need the first "\" before -m in the above 
>rules.
> 
> jb

Sorry, no coffee yet this morning. I see now that the -p tcp is there so disregard 
everything I typed. Do you have the libipt_multiport.so module in your /lib/iptables?

jb



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