Chan_sip to PJSIP settings

its very confusing
is it 18.16 or 18.14

to go for certified LTS or just LTS version??

[root@mnhpbx ~]# asterisk -rvvv
Asterisk 18.16.0, Copyright (C) 1999 - 2022, Sangoma Technologies Corporation and others.
Created by Mark Spencer <[email protected]>
Asterisk comes with ABSOLUTELY NO WARRANTY; type 'core show warranty' for details.
This is free software, with components licensed under the GNU General Public
License version 2 and other licenses; you are welcome to redistribute it under
certain conditions. Type 'core show license' for details.
=========================================================================
Connected to Asterisk 18.14.0 currently running on mnhpbx (pid = 2019)
mnhpbx*CLI> core show version
Asterisk 18.14.0 built by mockbuild @ jenkins7 on a x86_64 running Linux on 2022-08-24 07:32:01 UTC
mnhpbx*CLI> exit
Asterisk cleanly ending (0).
Executing last minute cleanups
[root@mnhpbx ~]# asterisk-version-switch -h

        Current version:  Asterisk 18.16.0 is running

        (LTS) = Long Term Support | (EOL) = End of Life | (S) = Standard

        Press 1 for  Asterisk 13 (EOL)
        Press 2 for  Asterisk 13 Certified (EOL)
        Press 3 for  Asterisk 15 (EOL)
        Press 4 for  Asterisk 16 (EOL)
        Press 5 for  Asterisk 16 Certified (EOL)
        Press 6 for  Asterisk 17 (EOL)
        Press 7 for  Asterisk 18 (LTS)
        Press 8 for  Asterisk 18 Certified (LTS)
        Press 9 for  Asterisk 19 (EOL)
        Press 0 for  Asterisk 20 (LTS)

        Press q to exit and not change your Asterisk Version

This action below will cause Asterisk to stop and all calls in progress will be terminated