Re: NXOS upgrade on parent switch and affect on FEX

Awesome, thanks - really appreciate it!

On Mon, Dec 30, 2013 at 2:57 PM, mmarvel37122 . <mmarvel37122_at_gmail.com>wrote:

> OK, if you are dual homed, here's what's going to happen. After you
> upgrade the first 5K, if there's a difference in the FEX firmware, they
> will be attached to the un-upgraded 5K and not to the upgraded one. You'll
> be able to see which one controls them by doing a SHOW FEX on both 5Ks. If
> you can take the downtime hit, you can just upgrade the 2nd 5K but
> understand you'll lose all connectivity to your FEX when that 5K reboots,
> they will download their firmware and reconnect to the upgraded 5K. If you
> want to do it in a controlled manner, reload each FEX one at a time.
> (Reload fex xxx) They take about 2-3 minutes in my experience... wait
> until each one is done before moving on.
>
> Here's my general procedure for upgrading:
>
> 1. Upgrade vPC primary 5K
> 2. Reload each FEX. Wait until each is completely up and active on the
> upgraded 5K before doing the next one.
> 3. Once all FEX are reloaded and controlled by the upgraded 5K, upgrade
> the 2nd.
>
> Let me know if you have any questions.
>
> Thanks.
>
>
> On Mon, Dec 30, 2013 at 1:49 PM, Anthony <anthonybonilla.ccie_at_gmail.com>wrote:
>
>> Dual homed to a pair.
>>
>> Sent from my iPhone
>>
>> On Dec 30, 2013, at 2:47 PM, "mmarvel37122 ." <mmarvel37122_at_gmail.com>
>> wrote:
>>
>> Are your FEX 2Ks single homed into one 5K or dual homed into a pair of
>> 5Ks? There are different behaviors depending on which way you have them
>> done.
>>
>> Thanks.
>>
>>
>> On Mon, Dec 30, 2013 at 12:25 PM, Anthony Bonilla <
>> anthonybonilla.ccie_at_gmail.com> wrote:
>>
>>> Hi guys,
>>>
>>> I have to plan for upgrading few of my Nexus 5k switches that are hosting
>>> few FEX 2k and I was wondering if there is anything special I have to do
>>> once I upgrade 5k. Would 2k automatically download the code or I have to
>>> do it manually and in case if two codes are not in sync between parent
>>> and
>>> FEX, what is the affect of this on FEX module ports? TIA.
>>>
>>> Tony
>>>
>>>
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Received on Mon Dec 30 2013 - 15:04:56 ART