@george1421

Here is the traffic capture - https://www.filemail.com/d/mzvmafnxwjaqyfk

@george1421

Could this be something else?? I see DHCP service is running

@george1421 This result when executing these commands

netstat -an | grep :69 is not returning anything

@george1421

Hello

Yes, FOG server is setup for DHCP

@george1421

Hello

I have a Centos 7 version machine and a 8 port unmanaged switch as my isolated network setup.

host server ip: 192.168.107.200
Fog version: 1.5.10

(Isolated Network)
I’m unable to boot clients

Getting this error

@george1421 Hello any ideas?

Hello do i have the correct DHCP conf settings?

@george1421 Hello

sure, here you go:

#
# DHCP Server Configuration file.
#   see /usr/share/doc/dhcp*/dhcpd.conf.example
#   see dhcpd.conf(5) man page
#

option space PXE;
option PXE.mtftp-ip    code 1 = ip-address;
option PXE.mtftp-cport code 2 = unsigned integer 16;
option PXE.mtftp-sport code 3 = unsigned integer 16;
option PXE.mtftp-tmout code 4 = unsigned integer 8;
option PXE.mtftp-delay code 5 = unsigned integer 8;
option arch code 93 = unsigned integer 16; # RFC4578

use-host-decl-names on;
ddns-update-style interim;
ignore client-updates;
next-server 192.168.107.200;
authoritative;

subnet 192.168.107.0 netmask 255.255.255.0 {
    option subnet-mask 255.255.255.0;
    range dynamic-bootp 192.168.107.10 192.168.107.254;
    default-lease-time 21600;
    max-lease-time 43200;
    option domain-name-servers 192.168.107.200;
    #option routers x.x.x.x;
 
    class "UEFI-32-1" {
    match if substring(option vendor-class-identifier, 0, 20) = "PXEClient:Arch:00006";
    filename "i386-efi/ipxe.efi";
    }

    class "UEFI-32-2" {
    match if substring(option vendor-class-identifier, 0, 20) = "PXEClient:Arch:00002";
     filename "i386-efi/ipxe.efi";
    }

    class "UEFI-64-1" {
    match if substring(option vendor-class-identifier, 0, 20) = "PXEClient:Arch:00007";
     filename "ipxe.efi";
    }

    class "UEFI-64-2" {
    match if substring(option vendor-class-identifier, 0, 20) = "PXEClient:Arch:00008";
    filename "ipxe.efi";
    }

    class "UEFI-64-3" {
    match if substring(option vendor-class-identifier, 0, 20) = "PXEClient:Arch:00009";
     filename "ipxe.efi";
    }

    class "Legacy" {
    match if substring(option vendor-class-identifier, 0, 20) = "PXEClient:Arch:00000";
    filename "undionly.kkpxe";
    }

}

@george1421 Hello I’ve DM the traffic cap