RE: Difference between tunnel modes: GRE/IP versus IPv6/IP

Garry,

> -----Original Message-----
> Sent: Tuesday, February 23, 2010 6:48 AM
> To: Andy Reid
> Cc: <ccielab_at_groupstudy.com>
> Subject: Re: Difference between tunnel modes: GRE/IP versus IPv6/IP
>
> ' difference in functionality ' that i can see from a quick debug ip
> packet
> is
>
> GRE/IP = len 124, sending, proto=47
> IPv6/IP = len 120, sending, proto=41
>

I've seen this asked in a mock lab before as well. Use the protocol that is most efficient, looks like you have the answer.

-ryan

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Received on Tue Feb 23 2010 - 15:38:04 ART