Hi Björn,

After investigating the requirements with management at Cisco we
determined that it is not necessary to modify the happy eyeballs
algorithm. Thanks for your help with this.

Alan

On 09/09/2015 14:28, "curl-library on behalf of Björn Stenberg"
<curl-library-bounces_at_cool.haxx.se on behalf of bjorn_at_haxx.se> wrote:

>Alan Cronin (alcronin) wrote:
>> The requirement from the DoD is at:
>> http://jitc.fhu.disa.mil/jitc_dri/pdfs/UCR_2013_Combined_signed.pdf -
>> section 5.2.1 - requirement IP6-000020. This will be switched via
>> configuration in the application.
>
>As I read them, those requirements say that nothing shall under any
>circumstances use IPv6 until "deliberately enabled as part of a
>deliberate transition strategy". End points, nodes and interfaces must
>support IPv6 for future use, but must have it disabled by configuration.
>
>That is exactly what -4 does. It is a configuration option for a
>dual-stack system to choose IPv4 over IPv6.
>
>I don't see any DoD requirement for inverse happy-eyeballs. Quite the
>opposite, in fact. Am I missing something?
>
>--
>Björn
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Received on 2015-09-14