This issue should be introduced by the patch named "dhcp-dhclient_ipv6_prefix.patch", which is included the new version of dhcp for the CentOS srpm mirror(https://review.opendev.org/c/starlingx/integ/+/771752). This patch change the default value of the ipv6 prefixlen to 128 when using dhcp.
The previous value it 64.
Next step we will revert the patch dhcp-dhclient_ipv6_prefix.patch to keep the previous value.
This issue should be introduced by the patch named "dhcp-dhclient_ ipv6_prefix. patch", which is included the new version of dhcp for the CentOS srpm mirror(https:/ /review. opendev. org/c/starlingx /integ/ +/771752). This patch change the default value of the ipv6 prefixlen to 128 when using dhcp. ipv6_prefix. patch to keep the previous value.
The previous value it 64.
Next step we will revert the patch dhcp-dhclient_