[VoiceOps] Acme STUN

[Peter Childs]

On 23/09/2009, at 2:49 AM, anorexicpoodle wrote:

> I have been looking at this as well, and yes there are some  
> advantages but you really have to have the need.
>
> The good news:
>
> - STUN will result in lower CPU on the SD since the keepalives dont  
> need to be responded to. Chances are this will not be a factor.
> - Can be used when the customers endpoint is behind multiple layers  
> of NAT, Acme HNT falls flat on its face in this environment.

I have endpoints behind multiple layers of NAT working fine.    HNT  
finds the smallest pinhole existing on the NAT path.

> - STUN mangled traffic will not trigger the broken ALG's in many  
> newer home routers since it doesnt match the lan-side network any  
> longer. If you have had the displeasure of experiencing these broken  
> ALG's in customer routers (linksys, dlink etc etc), and the fact  
> that they quite often cannot be disabled, it can lead to a very  
> frustrating customer experience. Once again HNT and poorly  
> implemented ALG's do not make for happy customers.


(..)