Re: IPSec tunnel mode

Hi Daniel

Right, "ipsec ipv4" does not add those additional 24B of overhead. But when
you say "mode gre", you will have them.

Regards,

Piotr Kaluzny : Sr Instructor : iPexpert <http://www.ipexpert.com>
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On Wed, Apr 16, 2014 at 4:58 AM, Daniel Barney
<daniel.barney.b_at_hotmail.com>wrote:

> Hello experts!
> I have a quick question, hope you could clarify my doubt.
> When using IPSec on a tunnel interface.
> Does the tunnel mode ipsec ipv4 insted of adding the GRE payload, it only
> adds the ESP payload?
>
> So when using tunnel mode gre and tunnel protection ipsec, we will have
> GRE paylod + ESP paylod?
>
> Please correct me if I am wrong!
> Thank you all!
>
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> Daniel Barney Briseqo
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Received on Wed Apr 16 2014 - 10:33:10 ART