After updating an ASA5545 with IPv6 functionality enabled to version 9.12(3)12 (coming from 9.8(2)28) we get the warning:"Warning: duplicate link-local address: xxxdetected on interface abc. IPV6 function is stalled. You need to shutdownand then unsh...

We are running an ASA 5585 connecting different switch infrastructures with trunk interfaces. On trunk ten2/0 we have vlan 200, 201 and 203 (for vtp domain xxx) On trunk ten2/1 we have vlan 204, 205 and 206 (for vtp domain yyy) Now I need to add vla...