Displaying 20 results from an estimated 3000 matches similar to: "DNAT Problem"
2010 Feb 02
17
WG: Suddenly DMZ can't access to internet
net dmz:192.168.0.1 tcp 80
I forgot to mention that this should be put to rules file, sorry.
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Von: Michael Weickel - iQom Business Services GmbH [mailto:mw@iqom.de]
Gesendet: Dienstag, 2. Februar 2010 17:37
An: ''Shorewall Users''
Betreff: AW: [Shorewall-users] Suddenly DMZ can''t access to internet
No.
For
2010 Feb 02
8
Suddenly DMZ can't access to internet
Hello
We are using old version ( shorewall-3.0.7-1) with Centos 5.3
The shorewall has three zones (net / loc / dmz).
Loc can access to internet with no problem and can access to DMZ.
DMZ can''t access to internet.
Net can''t access to DMZ with NAT.
I tried to restart the machine / check Lan card / check cable , they were work find.
Is it DMZ Lan card problem? but it can
2010 May 22
12
[ASK]How Many Interfaces Supported?
Hi,
I have 8 ethernet cards installed. Is it possible to use eth0-eth6 as the net interface for shorewall and eth1 as the lan network? Thanks.
sangprabv
sangprabv@gmail.com
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2009 Jul 03
5
rules and nat
Hi,
I just add these file rules:
DNAT net loc:192.168.8.35 tcp - - 202.158.70.38
DNAT net loc:192.168.8.36 tcp - - 202.158.70.38
DNAT net loc:192.168.8.37 tcp - - 202.158.70.38
And these on file nat:
202.158.70.38 eth0 192.168.8.35 no no
202.158.70.38 eth0 192.168.8.36 no no
202.158.70.38 eth0 192.168.8.37 no no
I try to connect to the internet and check the IP and all hosts returns
2010 Jan 27
5
Problem Shorewall
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2010 Feb 04
10
OpenVPN setup
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I''m running Shorewall 4.4.0/Debian Lenny and I''m trying to setup OpenVPN
with a mild degree of success so far.
My ultimate end goal is to basically have an extension of my home lan to
my laptop as well as my wife''s when we are away from home, and have all
of my normal network resources available as if I were sitting at home
2009 May 03
12
DNAT Question
Hi list,
I have a shorewall installed on 2 interfaces which also has multiple
static public IP. Let''s say I have 1.2.3.4 and 1.2.3.5. I have assigned
nat with:
1.2.3.4 eth0 11.22.33.4 no no
But then I have a situation where I need 11.22.33.44 to connect to a
host in the net zone and appears also to be 1.2.3.5 not only 1.2.3.4.
How to do it? TIA
Willy
2010 Mar 01
1
WG: NAT Issue
Forget about my part to nat file. I was wrong. Try my masq configuration.
_____
Von: Michael Weickel - iQom Business Services GmbH [mailto:mw@iqom.de]
Gesendet: Dienstag, 2. März 2010 00:17
An: ''Shorewall Users''
Betreff: AW: [Shorewall-users] NAT Issue
Try
1.1.1.198 eth0 172.16.1.23 no no
INTERFACE - interfacelist[:[digit]]
Interfacees that
2009 Nov 21
5
WG: Policy make troubles once multiple zones are applied
OK - I figured out what it is but maybe someone can give an explanation
here.
If I use he multiple zones configuration I have to do in addition
Hosts
v3005 vlan3005:0.0.0.0/0
And of course this seems to be very logic since this means all ip´s on the
internet.
But I am still confused a lot why this is the first time I have to do it
after using Shorewall over years without to be forced to say
2008 May 30
3
shorewall vrf support
Hey guys,
I have a question regarding shorewall and vrf functionality.
I have shorewall 3.4.8 and kernel 2.6.24-gentoo-r8
I have tried to use iproute2 (ip route and ip rule) to establish multiple
routing tables. The biggest problem seems to be, that I cannot add
interfaces such as vlan interfaces to the routing table.
My target is that linux takes attention of on which vlan interface
2010 Apr 16
3
Route availability check
Hi list,
is it true that Shorewall is not willing to forward traffic from a source-ip
which is not reachable by a static route from Shorewall itself? To say it on
another way. If Shorewall´s routing interface is neither connected nor able
to reach that source ip does it forward or deny it?
So the situation is the following. I send from an ip which is not part of
interface nor hosts file. But
2010 Jan 27
1
arp_ignore for lo-device
I have a working LVS-Setup on CentOS 5.4 with the following settings
in sysctl.conf:
net.ipv4.conf.lo.arp_ignore = 1
net.ipv4.conf.lo.arp_announce = 2
net.ipv4.conf.all.arp_ignore = 1
net.ipv4.conf.all.arp_announce = 2
Now I''d like to use shorewall, but after activating it, shorewall
changes both arp_ignore values to 0. I just found out how to set
arp_ignore for separate interfaces, but
2010 May 04
7
Packet Not 100% Received
I have problem with my shorewall. We are now doing some stress test with a http application behind the shorewall. Firstly we send 10.000 requests to a http based application with no firewall. It can received 100% requests. But when we put shorewall in front of it then it stats to loose requests. Is there any packet limitation from shorewall all it''s about conntrack? Thanks for the reply.
2010 Feb 20
0
Request for iproute2/shorewall engineer
Dear Sirs,
I try to setup a quite complex routing scenario with iproute2, shorewall,
bonding and hundrets of vlans as well as a lot of different virtual routing
tables.
In the past it was often possible to get great support directly by shorewall
list but since the routing becomes more complex I do see a need to have a
brief consulting by an experienced engineer.
Shorewall list recommended me
1997 Jan 13
4
xinetd v. tcp-wrappers
I am interested in opinions regarding the use of xinetd versus
the use of tcp wrappers. The two programs have similar functionality,
but I find xinetd suits my needs better.
The biggest problem is the age of xinetd, and AFAIK it is no longer
being kept up. Are there any known security issues with xinetd?
Another issue is that xinetd makes use of a non-standard inetd.conf
layout, but
2006 Oct 13
5
Cisco 7970 SIP won't update?
Does anyone know what triggers the 7970 to update its config? I
was able to get it to update to SIP, but the config I used initially
won't go away. I am making small changes to the SEPxxx.cnf.xml file and
rebooting the phone, the phone is downloading the (TFTP) new config
file, but I don't see any change on the phone itself.
I've looked at the VersionStamp and incremented that, but
2010 Nov 25
13
VLAN martians
I''m playing around with VLAN''s and I have a VLAN capable (layer 2) smart
switch. I see a steady stream of martians in the logfile if I have the
routefilter option set on the loc zone interfaces in
/etc/shorewall/interfaces. I have two interfaces in the loc zone, eth1
and vlan2 respectively. vlan2 is an 802.1q trunk going towards the switch.
Is this the expected behavior in
2013 Jun 20
2
Trap and Log With Shorewall
There are massive attacks on specific port, I want to trap and log just the ip source to this port. Is there anyway to do so with shorewall? Thanks.
Willy Mularto
sangprabv@gmail.com
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2007 Jan 15
2
Rt db lookup
Which command effects whether or not the * server will lookup a
peer from the db even though the phone isn't registered locally?
I have several * servers but I want any server to be able to
lookup and send a call to phones registered on another server (SIP
cluster?).
Thanks
Tim
2005 Feb 15
5
dnat problem
Hi, im running shorewall 2.0.16 with centos 3 (iptables v1.2.8), everything
is working fine for several days, i have configured a masq lan and all the
outgoing traffic is ok, but now i want to redirect (port forward) the
external web traffic to an internal machine, somethig like this
INTERNET ---------> SHOREWALL -------------------> INTERNAL_MACHINE
[public