Re: Talitos on MPC8548

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On Mon, Mar 23, 2009 at 20:05, G.Muruganandam <gmuruga@xxxxxxxxxxx> wrote:
>
> After going through the docs and some googling,
> I am planning to use the following topologies using
> MPC8548 boards ( I have two boards )
> To start with, I'll use the topology I . Pl let me know
> your comments.
>
>
> Topology -I:
> ========
>                                          10.15.109.101 10.15.109.100
> Host A--------------------------MPC8548 -----------------------------Host B
> 192.168.50.5         192.168.50.1
>
>
> Topology-II:
> ========
>                                     10.15.109.101     10.15.109.100
> Host----------------------MPC8548-1--------------------MPC8548-2-----------Host
> 192.168.50.5     192.168.50.1 192.168.1.1        192.168.1.10
>
>

You need to decide whether you are using "transport mode"
or "tunnel mode", and which hosts be doing IPsec.
Topoplogy-II will work fine for the 8548 boards operating in "tunnel mode".

For Topology-I,  I don't know what you have in mind.  It takes at
least 4 systems for "tunnel mode"...
2 endpoints and 2 hosts in the middle for the IPsec tunnel.
You can do "transport mode" with 2 or more systems
since it is endpoint to endpoint.  But in that case Topology-I doesn't
have the 8548 doing any IPsec work since it's not an endpoint.

Best Regards,
Lee
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