[c-nsp] L2 over L3 scenario

Ge Moua moua0100 at umn.edu
Fri Oct 23 10:22:40 EDT 2015


+1 for holistically thinking about the MTU issues (as the L2TPv3 headers 
shrinks the size of the payload of a std 1500 mtu, worse yet if you add 
ipsec on top of that for a "secure pseudowire" type setup)

Overlay features akin to VxLAN and eVPN were not mature at the time, but 
I would at least consider that now if feasible.

Contact me off-list I can provide topology diagrams for real-world 
deployments re: L2TPv3 (with and without IPsec).


Regards,
Ge Moua
moua0100 at umn.edu

U of MN Alumnus
--

On 10/23/2015 05:30 AM, John Kougoulos wrote:
> Hi,
>
> On Fri, Oct 23, 2015 at 10:37 AM, james list <jameslist72 at gmail.com> wrote:
>
>> I’d like to share experience, receive suggestions if any, alternatives if
>> any, recommendations, scalability numbers if any, etc.
>>
>
> Make sure to handle the MTU appropriately or your routers will start
> fragmenting packets
>
> Regards,
> John.
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