This feature adds support for configuring multiple area addresses in an IS-IS instance.

EOS 4.23.0F adds support for redistributing DHCPv6 routes in IS IS when using the multi agent routing protocol mode.

EOS 4.23.0F adds support for ‘match ip next hop’ clause for static routes redistributed into IGPs.

EOS 4.22.1F adds support for disabling the IS IS authentication check for received IS IS PDUs. By enabling this