@Alex:
Many router out there are using Full cone NAT.
On Tue, Mar 5, 2013 at 7:08 PM, Alex Balashov abalashov@evaristesys.comwrote:
On 03/05/2013 07:04 AM, Khoa Pham wrote:
When client use STUN, it can detect the NAT type. When client
register, it contains x-NAT (0:unknown, 1: full cone, ..., 6: symmetric), which will be helpful for the server to detect NAT type.
Again, where are you finding these nonsymmetric clients? The amount of non-symmetrical SIP and RTP implementations out there in the wild at this point is negligible.
-- Alex Balashov - Principal Evariste Systems LLC 235 E Ponce de Leon Ave Suite 106 Decatur, GA 30030 United States Tel: +1-678-954-0670 Web: http://www.evaristesys.com/, http://www.alexbalashov.com/
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