This is merely a historical archive of years 2008-2021, before the migration to mailman3.
A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/baseband-devel@lists.osmocom.org/.
lot of advanced linux users. You can get help from them as well if you still face issues as they can see your computer screen. Regards, RM