local proxy

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local proxy

by Umar :: Rate this Message:

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Dear Members!!

 I want to restrict my users that they don't bypass my squid proxy in linux iptables I achieved with these rulese.

$IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP --dport 3128 -j DROP
$IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP --dport 8080 -j DROP
$IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP --dport 80 -j DROP
$IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP --dport 6588 -j DROP

now please help me how I can do the same thing with PF

Regards,

Umar Draz


Re: local proxy

by Gilberto Villani Brito :: Rate this Message:

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On 21/09/2007, Umar <unix.co@...> wrote:

>
> Dear Members!!
>
>  I want to restrict my users that they don't bypass my squid proxy in linux
> iptables I achieved with these rulese.
>
> $IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP
> --dport 3128 -j DROP
> $IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP
> --dport 8080 -j DROP
> $IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP
> --dport 80 -j DROP
> $IPTABLES -t nat -A PREROUTING -s 192.168.1.0/24 -d ! 192.168.1.250 -p TCP
> --dport 6588 -j DROP
>
> now please help me how I can do the same thing with PF
>
> Regards,
>
> Umar Draz
>
>
> --
> View this message in context: http://www.nabble.com/local-proxy-tf4497398.html#a12825908
> Sent from the freebsd-pf mailing list archive at Nabble.com.
>
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Try this:
block in quick proto tcp from 192.168.1.0/24 to ! 192.168.1.250 port 3128
block in quick proto tcp from 192.168.1.0/24 to ! 192.168.1.250 port 8080
block in quick proto tcp from 192.168.1.0/24 to ! 192.168.1.250 port 80
block in quick proto tcp from 192.168.1.0/24 to ! 192.168.1.250 port 6588


--
Gilberto Villani Brito
System Administrator
Londrina - PR
Brazil
gilbertovb(a)gmail.com
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