EOS 4.24.0 adds support for egress IPv6 RACLs without using packet recirculation. So, by default, egress IPv6 ACL

ACL 4.24.0

Port Security: Protect mode (PortSec Protect) is newly added to the Port Security feature and is designed to restrict

4.24.0

EOS 4.21.3F introduces support for BGP Flowspec, as defined in RFC5575 and RFC7674. The typical use case is to filter or redirect DDoS traffic on edge routers.