baresip(1) on Linux
The text 3388581d430c, as Debian 13 (Trixie) shipped it. The page shows this text now.
portable and modular command-line SIP user-agent
Flags it lists
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-4 -
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-? -
-d -
-e -
-f -
-h -
-m -
-n -
-p -
-s -
-t -
-u -
-v