About vv0bbLeS

vv0bbLeS · 08-14-2024

Hello all,I'm curious if anyone knows a way to upgrade a Cisco APIC via .iso on a USB drive, say if I got a new APIC in and I need to upgrade/downgrade its OS version before swapping it into the APIC cluster? Would be nice to be able to do this via U...

vv0bbLeS · 08-13-2024

Hello all,This question has been asked in other places but I feel like there's never a solid answer on what these commands technically do.For Remove From Controller , things I've heard are:Remove From ControllerWipes the switch itself and removes it ...

vv0bbLeS · 08-06-2024

Hello all,Per the C9336-FX2 Hardware Installation Guide : From ACI release 3.2(3i) onwards, ports 31-34 are convert-able to downlink ports. Per this great answer from @Sergiu.Daniluk , it should be fairly simple to convert a port to a Downlink port....

vv0bbLeS · 07-31-2024

Hello all,In Cisco ACI L3OUT, we have an option called Export Route Control Subnet which is used for Transit Routing (i.e. advertising external routes from one L3OUT to another L3OUT).My question is, what's with that name? Why is it called Export Rou...

vv0bbLeS · 06-25-2024

Hello all,On Cisco IOS-XE, we can run show version to tell whether the device is in Install or Bundle mode.On Cisco IOS, what is a good way to tell Install vs Bundle mode? (i.e. the software install IOS upgrade command vs boot system straight to the ...

vv0bbLeS · 08-19-2024

@a12288 funny, that's the procedure I used as well :- ) I was just curious if it could also be done via USB, which could be useful in a Disaster scenario or other situations where network connectivity is slow or outright unavailable. Thanks!

vv0bbLeS · 08-15-2024

Great article. The pictures don't load for me for some reason, so I had a bit of trouble figuring out what my USB drive was called in the UCS boot menu, so pasting this here so myself and others can reference it later if needed. On my C225-M6 (APIC-L...

vv0bbLeS · 08-06-2024

Wow, right after I post this I found the answer LOL - I thought hmm I have Interface Selector policies applied to this Port 31 interface, I wonder if I need to remove those first, and yep that was it :- D So if you need to convert a port to a Downlin...

vv0bbLeS · 08-02-2024

@AshSe sure, when I said learned "by default" I was speaking in general terms, not of the specific mechanism (iBGP RR) by which the route is distributed through the fabric. Thanks!

vv0bbLeS · 08-01-2024

@AshSe per the above article We Don't Need No Stinkin' Flags! ACI External EPG Subnet Flags...Just for Fun! (cisco.com) , I believe Export Route Control Subnet is used for Transit Routing.In other words, in your diagram above, the external 20.1.1.0/2...

Member Since	‎07-26-2019 06:57 AM
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New APIC OS upgrade via USB supported?

Cisco ACI Leaf - Decommission vs Remove From Controller

C9336-FX2 - Convert ports 31-34 to downlink ports

Why is it called Export Route Control Subnet?

Cisco IOS (not XE) - how to tell Install vs Bundle mode

Re: New APIC OS upgrade via USB supported?

Re: APIC CIMC upgrade via HUU using USB

Re: C9336-FX2 - Convert ports 31-34 to downlink ports

Re: Why is it called Export Route Control Subnet?

Re: Why is it called Export Route Control Subnet?