Abstract:
This article analyzes suggestions for availability improvement of optical cables. There are specially analyze two different suggestions: decrease numbers of failures respectively increase mean time to failure and decrease mean time of repair optical cable. The date, which used in this article, are results of attended of failure rate during lasting several years exploitation of optical cables in SDH network HT d.o.o. Mostar. Based on the data about failure rates, unavailability and mean down times of optical cables are made the suggestions for availability improvement.