Typically, every time a bus bridge sees a transaction on 1 bus that has to be forwarded to another, the initial transaction will have to wait until finally the forwarded transaction completes just before a result's ready. A single notable exception occurs in the situation of memory writes. Below, the https://nathanlabsadvisory.com/how-nist-800-171-compliance-consulting-in-usa-can-secure-your-business-data/