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Community Member

upgrading firmware versions on CUCM

Hi all. I was wondering when you upgrade the firmware on the phones, do you have to do it to both the Pub and Sub, separately?

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Accepted Solutions

Re: upgrading firmware versions on CUCM

Yes. Each server has its own TFTP directory. So with that said you need to apply the device packs to both servers.

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Re: upgrading firmware versions on CUCM

Yes. Each server has its own TFTP directory. So with that said you need to apply the device packs to both servers.

Community Member

Re: upgrading firmware versions on CUCM

Thanks!

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