Products Are necessary to follow a protocol so the interrupt-ask for (IRQ) lines is usually shared. The PCI bus incorporates four interrupt traces, INTA# through INTD#, all of which can be found to each unit. As many as 8 PCI gadgets share the same IRQ line (INTINA# through INTINH#) in https://nathanlabsadvisory.com/application-security-testing/