[Standards] Re: Jingle bootstrapping

Andreas Monitzer jig at monitzer.com
Tue Mar 6 16:36:33 UTC 2007


On Mar 06, 2007, at 17:09, Thiago Camargo wrote:

> I worked for 3 years in corporative environments. Just like Jean- 
> Louis, but I think that he must be much larger experience than me.
> So what I usually see is:
>
> * Many Ports are blocked.
> * ICMP not allowed, even internally.
> * STUN not allowed. (Because they think, it can traces the NAT  
> model of their company network. And they got their reasons and  
> "Finish". They aren't that opened to discuss too many changes in  
> network security and model.)
> * Exists several that don't even open high UDP ports for voip.  
> (These ones are the most complicated ones. They usually just allow  
> HTTP, and HTTP through a http proxy.)
>
> And I used to work only with UDP/SIP, and fight good battles  
> against port and protocols blocking.

Should you really help people to violate their company policy? I  
guess there's a reason the system administrators of these networks  
are that restrictive.

andy




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