Testing with both an OTDR and an OLTS is referred to as “Tier 2” testing within TIA standards and “extended” testing within ISO standards. Find out how OLTS and OTDR testers work, when to use them and how they complement each other when it comes to ensuring the performance of today’s fiber optic links in this free guide from Fluke Networks.
Read the full article at: www.flukenetworks.com