Products are required to abide by a protocol so that the interrupt-ask for (IRQ) traces can be shared. The PCI bus consists of 4 interrupt lines, INTA# by means of INTD#, all of which can be obtained to each unit. Approximately eight PCI gadgets share the identical IRQ line (INTINA# https://nathanlabsadvisory.com/how-soc-2-compliance-protects-your-usa-business-from-cyber-attacks/