I think is not passible on packet tracer be(7.3) because the ios is 12 and not 15 and in not possible to change.???@jslaymon11 wrote:I'm new to cisco command language, so please be gentle.  lol As part of a class, in Packet Tracer, I have to configur...

This command is not valide on packet tracer ( 7.3) for 2960 ????@JeromeDUTEIS wrote:update your 2960 to ios 15 go to conf tsdm prefer ? you should see now dual-ipva-and-ipv6 .....select , use as default , reload