Asterisk sip useragent

Customizing User-Agent field in the sip messages.

useragent = <string> : Allow the SIP header “User-Agent” to be customized. The default is “Asterisk PBX”.

Can only be specified under the [general] section in sip.conf.

This is used to trick providers that block “Asterisk PBX” as SIP User agents.

What “SIP user agent identification” can be used ?

Its is a free field but if you would like to mimic a UA on the market then there is a list here:
SIP user agent identification

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