Overcoming NAT for Asterisk can be very difficult (there is no sound) because RTP traffic and SIP signaling go separately. On the Internet, almost all descriptions of the NAT option settings are reduced to the older version of Asterisk 1.8. Let’s try to consider the settings options for the current Asterisk 11 – Asterisk settings. […]
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There are two main options when Asterisk is behind NAT: externaddr and extern host. The external address of the gateway (router) to the external network. “Externaddr = hostname [: port]” indicates the static address [: port] that will be used in SIP and SDP messages. The hostname (hostname) is raised every time [s] is loaded […]
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One of the most valuable features of Asterisk is its ability to connect different subscribers with each other. This is especially useful when subscribers use different communication channels. For example, subscriber A can communicate through a traditional analog telephone network, while user B can sit in a cafe halfway around the world and talk through […]
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