hi everyone ,, i just have bought a Cisco SG300-52P for my organization, i have 12 access point of ( Unifi UAP lr ) separated between two floor , i want to power those access point by my Cisco Router by POE , but it seen not working what every i tried , i know in advance that My Cisco SG300-52p support 802.3at , and My Access point support 802.3af only , but as i read in the internet it should work correctly , any ideas by you community to help me power my access points by POE.