What they typically do , is deep packet inspection or port blocking. The latter you can
divert by changing the default port of 5060, the first can be circumvented by using tls (
then they can't analyse the internals of your packets).
If it still doesn t work you can push everything through a lightweight vpn tunnel like
openvpn or tinc. Which is a doable alternative on a laptop , while it is a bit of a
challenge on a mobile.
But you could also just change 3g provider ;)
Good luck!
Sent from my iPhone
On 28 Feb 2014, at 05:03, Rene Montilva
<renemontilva(a)gmail.com> wrote:
Hi List
I'm trying to call over 3G networks, but doesn't work, i think my mobile provider
block voip traffic, is there any way to hide voip traffic or jump the provider block rule
??
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