(
Fiber
Optic
Inter
Repeater
Link) An IEEE fiber-optic Ethernet standard. FOIRL and 10Base-F were compatible, but FOIRL was an earlier standard used to extend a backbone beyond the 328-foot limitation of 10Base-T. FOIRL was limited to .6 miles, whereas 10Base-F extended to 1.2 miles and was a more comprehensive standard. See
10Base-F and
Ethernet.