[asterisk-users] NAT keep-alive

Ugo Bellavance ugob at lubik.ca
Thu Nov 22 21:47:45 CST 2007


Ugo Bellavance wrote:
> Hi,
> 
>      On my linksys/sipura phones/ATA, there is a setting called "NAT 
> Mapping Enable" and another called "NAT Keep Alive Enable"
> 
> These settings must be on in my setup so that my phones/ATA remain 
> connected to my * server.  My setup is:
> 
> Home LAN - Pfsense (NAT, Dynamic Public IP)- Internet - PFsense (1-to-1 
> NAT, Static public IP) - Asterisk server.
> 
> I was wondering:
> 
> What are doing those parameters?
> 
> I looked on my Polycom 330 and I haven't found anything similar... Is 
> Linksys the only Mfg that has a similar setting?  The polycom doesn't 
> have STUN settings either.  I'm looking to buy some SNOM phones (M3 and 
> a wired one), does SNOM phones have something similar?
> 
> BTW, are there public STUN servers, or must I have my one to use it?
> 
> Regards,
> 
> Ugo

I found a part of the answer here:

http://www.sipura.com/Documents/SPA941AdminGuide.pdf, page 41, but I'm 
still wondering how to get many polycoms working in a setup like mine... 
Or Aastra, or maybe Snom.

Regards,

Ugo




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