OpenStack with IPv6 deployment failing with error "PXE-E16: No valid offer received"
Issue
You try to deploy your overcloud configured with dhcpv6-stateful and during the pxeboot, the nodes fail to get an IP address.
On screen you see the message "PXE-E16: No valid offer received".
Environment
- Red Hat OpenStack Platform 16
- Red Hat OpenStack Platform 17
- ipv6_address_mode set to dhcpv6-stateful in your undercloud.conf
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