IPA server installation fails with '[Errno -2] Name or service not known' error

Issue

• During ipa server installation '[Errno -2] Name or service not known' error occurred

[root@server]# ipa-server-install 
Traceback (most recent call last):
  File "/sbin/ipa-server-install", line 23, in <module>
    from ipaserver.install import ipa_server_install
  File "/usr/lib/python3.9/site-packages/ipaserver/install/ipa_server_install.py", line 10, in <module>
    from ipaserver.install.server import ServerMasterInstall
  File "/usr/lib/python3.9/site-packages/ipaserver/install/server/__init__.py", line 11, in <module>
    from ipaclient.install import client
  File "/usr/lib/python3.9/site-packages/ipaclient/install/client.py", line 37, in <module>
    from ipalib import api, errors, x509
  File "/usr/lib/python3.9/site-packages/ipalib/__init__.py", line 919, in <module>
    from ipalib import plugable
  File "/usr/lib/python3.9/site-packages/ipalib/plugable.py", line 43, in <module>
    from ipalib import errors
  File "/usr/lib/python3.9/site-packages/ipalib/errors.py", line 109, in <module>
    from ipalib.text import ngettext as ungettext
  File "/usr/lib/python3.9/site-packages/ipalib/text.py", line 139, in <module>
    from ipalib.request import context
  File "/usr/lib/python3.9/site-packages/ipalib/request.py", line 28, in <module>
    from ipalib.base import ReadOnly, lock
  File "/usr/lib/python3.9/site-packages/ipalib/base.py", line 26, in <module>
    from ipalib.constants import NAME_REGEX, NAME_ERROR
  File "/usr/lib/python3.9/site-packages/ipalib/constants.py", line 36, in <module>
    FQDN = gethostfqdn()
  File "/usr/lib/python3.9/site-packages/ipapython/fqdn.py", line 21, in gethostfqdn
    gai = socket.getaddrinfo(
  File "/usr/lib64/python3.9/socket.py", line 954, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -2] Name or service not known
[root@server]#