pf rules

S4mmael s4mmael at gmail.com
Fri Jan 22 09:04:24 UTC 2010


If I guess your idea right, you should specify direction like this:
pass in proto udp to any port $udp

"pass proto udp to any port $udp" passes traffic in any direction
(ingoing and outgoing).

2010/1/22 kalin m <kalin at el.net>:
>
>
> hi all...
>
> doing testing with pf...
>
> how is it possible that if i have these rules below in pf.conf if i do:
> telnet that.host.org 25
>
> i get:
> Trying xx.xx.xx.xx...
> Connected to that.host.org.
> Escape character is '^]'.
> ........... etc .......
>
>
> pf.conf contetns:
>
> tcp_in = "{ www, https }"
> ftp_in = "{ ftp }"
> udp = "{ domain, ntp }"
> ping = "echoreq"
>
> set skip on lo
> scrub in
>
> antispoof for eth0 inet
>
> block in all
> pass out all keep state
> pass proto udp to any port $udp
> pass inet proto icmp all icmp-type $ping keep state
> pass in inet proto tcp to any port $tcp_in flags S/SAF synproxy state
> pass proto tcp to any port ssh
>
>
>
> thanks....
>
>
>
> _______________________________________________
> freebsd-security at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-security
> To unsubscribe, send any mail to "freebsd-security-unsubscribe at freebsd.org"
>


More information about the freebsd-security mailing list