Standard parallel port assignments: LPT1 378-37F 7; LPT2 278-27F 5; LP* 3BC-3BE _.

Many systems do not use interrupts for printers, so the IRQ may or may not actually be used.
It is not also uncommon to share IRQs for printing and also share IRQ 7 with a sound card (Sound Blaster compatible)
ECP stands for Enhanced capabilites port and is designed for use with printers.
EPP stands for Enhanced Parallel port and is designed for devices such as CD-ROMs and tape drives which require large amounts of information to flow in either direction.