Applies to SANtricity OS 08.40.60.x Brocade FOS v7.3.0 and later Issue Random link flaps on E-Series controller when RDP (Read Diagnostic Parameters) Extended Link Service (ELS) is enabled on the fabr...Applies to SANtricity OS 08.40.60.x Brocade FOS v7.3.0 and later Issue Random link flaps on E-Series controller when RDP (Read Diagnostic Parameters) Extended Link Service (ELS) is enabled on the fabric switch.