netdev - Re: nat bypass

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <4C2B3319.5040306@earthlink.net>
Date:	Wed, 30 Jun 2010 08:05:45 -0400
From:	Stephen Clark <sclark46@...thlink.net>
To:	ratheesh k <ratheesh.ksz@...il.com>
CC:	Simon Horman <horms@...ge.net.au>,
	Netfilter mailing list <netfilter@...r.kernel.org>,
	netdev@...r.kernel.org
Subject: Re: nat bypass

On 06/30/2010 05:24 AM, ratheesh k wrote:
>> Let me try and understand this.
>>
>> R is routing between 192.168.1.0/24 and 10.232.18.0/24.
>> As A is on the 192.168.1.0/24 side of R.
>> But to give A an 10.232.18.0/24 address (dynamically)?
>>
>> Why?
>>
>
> For some clients , R should act as a mere bridge , Not a router .
>
>
> On Wed, Jun 30, 2010 at 8:07 AM, Simon Horman<horms@...ge.net.au>  wrote:
>> On Mon, Jun 28, 2010 at 03:43:46PM +0530, ratheesh k wrote:
>>> Hi,
>>>
>>>    A ------->  R ------->S
>>>
>>> I have a linux machine A is connected to Linux machine R . Machine R
>>> is having two network interfaces and acting as a router .
>>> It has a dhcp server running  . It will assign ip in 192.168.1.0/24
>>> subnet to all machine connected on lan side ( A is connected also in
>>> lan side ) . Wan side of R is connected to HTTP server S . There is
>>> also a DHCP server running on S to assign ip in 10.232.18.0/24 subnet
>>> .  Is there any way , in which NAT should be bypassed to get ip from
>>> DHCP server running  on S . My question is : How can A will get  an ip
>>> from 10.232.18.0/24 pool ip .?
>>> ebtables is an option ? How can we make it ?
>>> Is there any other optimal way ?
>>
>> Let me try and understand this.
>>
>> R is routing between 192.168.1.0/24 and 10.232.18.0/24.
>> As A is on the 192.168.1.0/24 side of R.
>> But to give A an 10.232.18.0/24 address (dynamically)?
>>
>> Why?
>>
>>
> --
> To unsubscribe from this list: send the line "unsubscribe netdev" in
> the body of a message to majordomo@...r.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>
Will dhcprelay work for you?

-- 

"They that give up essential liberty to obtain temporary safety,
deserve neither liberty nor safety."  (Ben Franklin)

"The course of history shows that as a government grows, liberty
decreases."  (Thomas Jefferson)


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html