diffServArpAceSourceIpAddr — Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community), Edgecore MIB copies (Observium Community)
The specified source ARP address. The packet's source address is AND'ed with the value of diffServArpAceSourceIpAddrBitmask and then compared against the value of this object. This object cannot be configured when the status of the entry, diffServArpAceStatus, is active(1).