Hi !
After you advice i did this :
# kinit admin
# ipa ping
IPA server version 4.6.90.pre1+git20180411. API version 2.229
# ipa-cacert-manage -p 'Q*password' -n COMODO -t C,, install
/home/addtrustexternalcaroot2.crt
Installing CA certificate, please wait
CA certificate successfully installed
The ipa-cacert-manage command was successful
# ipa-certupdate
ipaplatform.redhat.tasks: INFO: Systemwide CA database updated.
ipalib.backend: DEBUG: Destroyed connection context.rpcclient_140600762419792
ipapython.admintool: INFO: The ipa-certupdate command was successful
# ipa-server-certinstall -w -d /home/ldap_soft2bet_com.key /home/ldap_comodo.pem
ipapython.admintool: DEBUG: The ipa-server-certinstall command failed, exception:
ScriptError: Peer's certificate issuer is not trusted (certutil: certificate is
invalid: Peer's Certificate issuer is not recognized.
). Please run ipa-cacert-manage install and ipa-certupdate to install the CA certificate.
ipapython.admintool: ERROR: Peer's certificate issuer is not trusted (certutil:
certificate is invalid: Peer's Certificate issuer is not recognized.
). Please run ipa-cacert-manage install and ipa-certupdate to install the CA certificate.
ipapython.admintool: ERROR: The ipa-server-certinstall command failed.