No incoming calls until you make an outgoing one,?

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Hitryi_Barsuk2020-01-08 11:05:02

Asterisk

Hitryi_Barsuk, 2020-01-08 11:05:02

There is a sip trunk. No incoming calls, but outgoing calls work. And what is most interesting is when you make one outgoing call, within a couple of minutes, incoming calls start working. After again the calls do not come

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2 answer(s)

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Nikita Reshetnyak, 2020-01-08
@Hitryi_Barsuk

We decided it was the modem's firewall.

K

Keffer, 2020-01-08
@Keffer

The problem is NAT, configure the router correctly.