Hello Minseok, You can use some base image and templates with coud-init and set both there. Or you can use ansible or so. - name: Create VM "{{ hostname }}" from template  ovirt_vm:    auth: "{{ ovirt_auth }}"    name: "{{ hostname }}"    comment: "{{ ovirt_comment }}"    description: "{{ ovirt_description }}"    template: "{{ ovirt_template }}"    cluster: "{{ ovirt_cluster }}"    memory: "{{ ovirt_vm_memory }}"    memory_max: "{{ ovirt_vm_memory_max }}"    memory_guaranteed: "{{ ovirt_vm_memory }}"    cpu_cores: "{{ ovirt_vm_cores }}"    cpu_sockets: "{{ ovirt_vm_sockets }}"    operating_system: "{{ ovirt_operating_system }}"    clone: true    nics:      - name: "{{ ovirt_nic_name }}"        profile_name: "{{ ovirt_nic_profile }}"    cloud_init_persist: True    cloud_init:      host_name: "{{ hostname }}"      timezone: "GMT+01:00"      dns_servers: "{{ ovirt_dns_servers }}"      authorized_ssh_keys: "{{ ovirt_default_ssh_keys }}"    cloud_init_nics:      - nic_name: "{{ ovirt_nic_name }}"        nic_boot_protocol: static        nic_ip_address: "{{ ovirt_nic_ip_address }}"        nic_netmask: "{{ ovirt_nic_netmask }}"        nic_gateway: "{{ ovirt_nic_gateway }}"        nic_on_boot: True    wait: yes Jirka On 7/4/22 06:52, msjang(a)kisti.re.kr wrote: