Hi @P675, basically replacing a faulty stack member is really as easy as mounting and cabling a new device no matter which stack member has failed. So the short answer to both of your questions is YES. There are a few things to keep in mind: The IOS-...

I tried to explain that I wrote my answer having the limited toolset of a CCNA-level student in mind. I will never intentionally provide incorrect information as this would be just plain stupid. Maybe my wording does not 100% match what I want to exp...

Of course changing the system MTU also changes the system Jumbo MTU size accordingly. Hence you can use jumbo frames. This appears to be one of the cases where different platforms behave differently. Just changed the system mtu on one of my 2960X swi...

Hi @kkrause  Just checked some of my switches and as you expected the default Jumbo MTU size is 1500 as well: #show system mtu System MTU size is 1500 bytes System Jumbo MTU size is 1500 bytes System Alternate MTU size is 1500 bytes Routing MTU size...

The CCNA world uses a bunch of simplifications and has clear boundaries of what you can or cannot do due to the very limited toolset you have available at that point. This really helps students to focus on getting a solid understanding of the basics ...