what is difference between 802.af ,802.at & UPOE

[knaik99]

What is difference between 802.af ,802.at & UPOE

[Leo Laohoo]

15.4wac, 30.0wac, 90wac

[Rasika Nayanajith]

Refer below document to get more details perspective
https://www.cisco.com/c/en/us/solutions/collateral/enterprise-networks/nb-06-upoe-plus-it-ot-wp-cte-en.html 

Here is the summary of max power at PSE & PD

Note that UPOE is a Cisco standard based on IEEE802.3bt. UPOE provide max 60W at the PSE

802.3bt max offer 90W at PSE

HTH
Rasika
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