Current problem reports assigned to freebsd-ipfw@FreeBSD.org

2011-07-18 Thread FreeBSD bugmaster
Note: to view an individual PR, use: http://www.freebsd.org/cgi/query-pr.cgi?pr=(number). The following is a listing of current problems submitted by FreeBSD users. These represent problem reports covering all versions including experimental development code and obsolete releases. S Tracker

ipfw and nat problem

2011-07-18 Thread David van Rensburg - PC Network
Hi Ive been having a problem with ipfw and nat. I can get nat to work but I want the following: My lan must only have access to outgoing port 80 I want to be able to allow some lan users access to ftp and outgoing 3389 (remote desktop), but by default only port 80 I have transparent proxy work i

FW: ipfw and nat problem

2011-07-18 Thread David van Rensburg - PC Network
>Hi > >Yes sorry - I suppose I was assuming that goes without saying. >Will open 443 for https and close 80 and do a transparent squid proxy >which I got to wkr. > >I just cant seem to understand in and out. >Does in mean INTO the BOX or into the specific interface what happens if >you don¹t speci

Re: ipfw and nat problem

2011-07-18 Thread Chuck Swiger
On Jul 18, 2011, at 11:53 AM, David van Rensburg - PC Network wrote: > Yes sorry - I suppose I was assuming that goes without saying. Well, you can't design working firewall rulesets with unstated requirements. > Will open 443 for https and close 80 and do a transparent squid proxy > which I got

Re: FW: ipfw and nat problem

2011-07-18 Thread Grégoire Leroy
Hi, > >I just cant seem to understand in and out. > >Does in mean INTO the BOX or into the specific interface what happens if > >you don¹t specify an interface when u say in or out? > >OR does in mean into the internal network from outside or just into the > >box? in and out are filters, like fro

Re: ipfw and nat problem

2011-07-18 Thread David van Rensburg - PC Network
> >Ok so why cant I resolve names here.. Ive added rule 20 and 21 Ive deleted rule 60 then I cant telnet mailserver 25 so the set seems to be working... [root@bsd ~]# ipfw show 5 589 53220 allow ip from any to any via alc0 00010 0 0 allow ip from any to any via lo0 00011 0 0 fwd

Re: ipfw and nat problem

2011-07-18 Thread Chuck Swiger
On Jul 18, 2011, at 10:41 AM, David van Rensburg - PC Network wrote: > Ive been having a problem with ipfw and nat. I can get nat to work but I want > the following: > My lan must only have access to outgoing port 80 For web access to be useful for most cases, you also need to permit 443 for HTT

Re: ipfw and nat problem

2011-07-18 Thread Chuck Swiger
On Jul 18, 2011, at 12:17 PM, David van Rensburg - PC Network wrote: > In can mean traffic going from the lan to the internet AND from the > internet to the lan because either way it goes into the box as if flows > through the box correct? Yes, I think so. Most people seem to prefer to use "recv