diffServArpAceSourceMacAddr — Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community), Edgecore official enterprise switch MIBs, Edgecore MIB copies (Observium Community)
Indicates the 48-bit destination MAC address. The specified source MAC of the packet. The packet's source MAC address is AND'ed with the value of aceArpSourceMacAddrBitmask and then compared against the value of this object. This object cannot be configured when the status of the entry, diffServArpAceStatus, is active(1).