This week I got some demo ACI equipment for a bigger PoC. Before shipping everything out to the customer I wanted to test everything so that it will work fine. While trying to boot up the APIC’s we found out that they didn’t want to boot. So ok, maybe we got them without the image, so who cares, just reinstall them with the ISO (I’ve done that quite a few times). But while the install we hit the following screen on all 3 of the APIC’s: Ok, that looked weird,…
Month: July 2017
The failed lab exam, was it just an expensive lunch?
As I already mentioned through a few channels, I failed my first attempt. And since I don’t like to jump to premature conclusions, I wanted to wait for the feedback from the Cisco case before writing a bit more about it. Today I got it and now I fulfill the promise and write a few lines about the exam day. I know most people would like to know more, but the NDA won’t allow to get into any specifics. I went to my closest testing center (Brussels) the afternoon before…
N5600 – Verify Switching Mode
Usually you don’t have to change the hardware forwarding mode on the Nexus 5600 from the standard cut through to mode. But if you want to run VxLan on them, you have to. The syntax to change the forwarding mode is pretty forward: N5K1# sh run | inc hardware hardware ethernet store-and-fwd-switching But after the change you need to reload the switch! And here is the problem. If you don’t do the reload immediately, there is was no show command to verify in which switching mode the switch actually is. It seems…