https://np.reddit.com/r/selfhosted/comments/oba757/help_with_autheliafreeipa/h3mj5e4/

And the output of the access log from IPA

[30/Jun/2021:20:12:50.311746014 -0400] conn=184 fd=96 slot=96 connection from 172.18.1.1 to 172.18.2.54
[30/Jun/2021:20:12:50.312416857 -0400] conn=184 op=0 BIND dn="uid=admin,cn=users,cn=accounts,dc=<domain>,dc=lan" method=128 version=3
[30/Jun/2021:20:12:50.314327649 -0400] conn=184 op=0 RESULT err=0 tag=97 nentries=0 wtime=0.000581632 optime=0.001922015 etime=0.002501257 dn="uid=admin,cn=users,cn=accounts,dc=<domain>,dc=lan"