[asterisk-users] problems with natted phones

[Marek Greško]

There is always some risk. If there is a solution that should work, it
is best to use it. We just need the root cause, why it fails
sometimes.

Marek


2021-09-09 18:01 GMT+02:00, Antony Stone <Antony.Stone at asterisk.open.source.it>:
> On Thursday 09 September 2021 at 17:56:10, Marek Greško wrote:
>
>> Hello,
>>
>> I would not like to open whole range of udp ports for rtp.
>
> Why not?  What is the risk?
>
> What would possibly be listening on UDP ports 10000 - 20000 (the Asterisk
> default range) which an external scanner / attacker could make use of?
>
>
> Antony.
>
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>
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