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Ubuntu Manpage: default.pa - PulseAudio Sound Server Startup Sc…
http://manpages.ubuntu.com/manpages/xenial/man5/default.pa.5.html#:~:text=The%20PulseAudio%20sound%20server%20interprets%20a%20configuration%20script,and%20that%20file%20doesn%27t%20exist%2C%20%2Fetc%2Fpulse%2Fdefault.pa%20is%20used.
default.pa(5) — Arch manual pages
https://man.archlinux.org/man/extra/pulseaudio/default.pa.5.en
The PulseAudio sound server interprets a configuration script on startup, which is mainly used to define the set of modules to load. When PulseAudio runs in the per-user mode and ~/.config/pulse/default.pa exists, that file is used. When PulseAudio runs in the per-user mode and that file doesn't exist, /etc/pulse/default.pa is used.
default.pa - man pages section 5: File Formats
https://docs.oracle.com/cd/E88353_01/html/E37852/default-pa-5.html
When PulseAudio runs in the per-user mode and ~/.con- fig/pulse/default.pa exists, that file is used. When PulseAudio runs in the per-user mode and that file doesn't exist, /etc/pulse/default.pa is used. When PulseAudio runs as a system service, /etc/pulse/system.pa is used. The script should contain directives in the PulseAudio CLI language ...
PulseAudio/Examples - ArchWiki - Arch Linux
https://wiki.archlinux.org/title/PulseAudio/Examples
To configure the remote pulseaudio server, add the following to /etc/pulse/default.pa (or to /etc/pulse/system.pa if running pulseaudio in --system mode): load-module module-rtp-recv latency_msec=10 sap_address=0.0.0.0
default.pa(5) - Linux man page
https://linux.die.net/man/5/default.pa
/etc/pulse/default.pa Description The PulseAudio sound server interprets the file ~/.pulse/default.pa on startup, and when that file doesn't exist /etc/pulse/default.pa. It should contain directives in the PulseAudio CLI languages, as documented on http://pulseaudio.org/wiki/CLI.
Set default profile for PulseAudio - Unix & Linux Stack ...
https://unix.stackexchange.com/questions/462670/set-default-profile-for-pulseaudio
from the command line to see if it sets the profile correctly, then add it to /etc/pulse/default.pa. Since the index name is dynamic (it can change your PCI device index if you boot with a USB audio device plugged in), you could use <symbolic-name> instead of <index> (if you run pacmd list-cards, the symbolic name is right below the index).
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