[CentOS] UEFI and PXE

On Thu, Apr 25, 2019 at 5:25 AM isdtor <isdtor at gmail.com> wrote:

> 09:02:02.911381 IP client.cisco-ipsla > dhcp-server.tftp:  56 RRQ
> "linux-install/bootx64.efi" octet tsize 0 blksize 32768
> 09:02:02.911403 IP dhcp-server > client: ICMP dhcp-server udp port tftp
> unreachable, length 92
>

The “ICMP unreachable” should be a dead giveaway. . .

You are missing the `firewall-cmd` configuration. See this guide:

https://www.bo-yang.net/2015/08/31/centos7-install-tftp-server