Applies to Fabric MetroCluster ONTAP 9 Brocade FC switches Issue A Brocade switch ISL port is down. sfpshow on SFPs at both ends of the connection shows low RX power. 41 41 082900 id 16G No_Light FC L...Applies to Fabric MetroCluster ONTAP 9 Brocade FC switches Issue A Brocade switch ISL port is down. sfpshow on SFPs at both ends of the connection shows low RX power. 41 41 082900 id 16G No_Light FC LS