>>Start PXE over IPv4.
  PXE-E16: No valid offer received.
BdsDxe: failed to load Boot0002 "UEFI PXEv4 (MAC:344922B08330)" from PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)/MAC(344922B08330,0x1)/IPv4(0.0.0.0,0x0,DHCP,0.0.0.0,0.0.0.0,0.0.0.0): Not Found>>Start PXE over IPv6.
  PXE-E16: No valid offer received.
BdsDxe: failed to load Boot0003 "UEFI PXEv6 (MAC:344922B08330)" from PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)/MAC(344922B08330,0x1)/IPv6(0000:0000:0000:0000:0000:0000:0000:0000,0x0,Static,0000:0000:0000:0000:0000:0000:0000:0000,0x40,0000:0000:0000:0000:0000:0000:0000:0000): Not Found
BdsDxe: failed to load Boot0001 "UEFI Misc Device" from PciRoot(0x0)/Pci(0x1,0x3)/Pci(0x0,0x0): Not Found
BdsDxe: No bootable option or device was found.
BdsDxe: Press any key to enter the Boot Manager Menu. 

# virsh net-dumpxml integration
<network xmlns:dnsmasq='http://libvirt.org/schemas/network/dnsmasq/1.0' connections='1'>
  <name>integration</name>
  <uuid>1c8fe98c-b53a-4ca4-bbdb-deb0f26b3579</uuid>
  <forward mode='nat'>
    <nat>
      <port start='1024' end='65535'/>
    </nat>
  </forward>
  <bridge name='integration' zone='trusted' stp='on' delay='0'/>
  <mac address='52:54:00:36:46:ef'/>
  <ip address='192.168.100.1' netmask='255.255.255.0'>
    <dhcp>
      <range start='192.168.100.2' end='192.168.100.254'/>
      <host mac='34:49:22:B0:83:30' name='vm-1' ip='192.168.100.50'/>
      <host mac='34:49:22:B0:83:31' name='vm-2' ip='192.168.100.51'/>
      <host mac='34:49:22:B0:83:32' name='vm-3' ip='192.168.100.52'/>
    </dhcp>
  </ip>
  <dnsmasq:options>
    <dnsmasq:option value='dhcp-vendorclass=set:efi-http,HTTPClient:Arch:00016'/>
    <dnsmasq:option value='dhcp-option-force=tag:efi-http,60,HTTPClient'/>
    <dnsmasq:option value='dhcp-boot=tag:efi-http,&quot;http://192.168.100.1/httpboot/EFI/BOOT/BOOTX64.EFI&quot;'/>
  </dnsmasq:options>
</network> 

# cat /var/www/html/httpboot/EFI/BOOT/grub.cfg 
set default="3"function load_video {
  insmod efi_gop
  insmod efi_uga
  insmod video_bochs
  insmod video_cirrus
  insmod all_video
}load_video
set gfxpayload=keep
insmod gzio
insmod part_gpt
insmod ext2set timeout=10
### END /etc/grub.d/00_header ###search --no-floppy --set=root -l 'RHEL-9-4-0-BaseOS-x86_64'### BEGIN /etc/grub.d/10_linux ###
menuentry 'Install Red Hat Enterprise Linux 9.4' --class fedora --class gnu-linux --class gnu --class os {
    linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=RHEL-9-4-0-BaseOS-x86_64 quiet
    initrdefi /images/pxeboot/initrd.img
}
menuentry 'Test this media & install Red Hat Enterprise Linux 9.4' --class fedora --class gnu-linux --class gnu --class os {
    linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=RHEL-9-4-0-BaseOS-x86_64 rd.live.check quiet
    initrdefi /images/pxeboot/initrd.img
}
submenu 'Troubleshooting -->' {
    menuentry 'Install Red Hat Enterprise Linux 9.4 in text mode' --class fedora --class gnu-linux --class gnu --class os {
        linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=RHEL-9-4-0-BaseOS-x86_64 inst.text quiet
        initrdefi /images/pxeboot/initrd.img
    }
    menuentry 'Rescue a Red Hat Enterprise Linux system' --class fedora --class gnu-linux --class gnu --class os {
        linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=RHEL-9-4-0-BaseOS-x86_64 inst.rescue quiet
        initrdefi /images/pxeboot/initrd.img
    }
}
menuentry 'Install Red Hat Enterprise Linux for Bootc' --class fedora --class gnu-linux --class gnu --class os {
    linuxefi /httpboot/images/pxeboot/vmlinuz inst.stage2=http://192.168.100.1/httpboot inst.ks=http://192.168.100.1/ks.cfg inst.text console=ttyS0,115200
    initrdefi /httpboot/images/pxeboot/initrd.img
}