Peak Atlas IT – Network Cable Analyser – Peak IDT8C, The Peak Atlas IT is a fast, comprehensive tool for testing RJ45 based network cabling (such as Cat5, Cat6 etc). Plug one end of your cabling into the Atlas IT and the other end into one of the supplied miniature terminators and let the Atlas IT analyse the cable run. Peak IDT8C ID Terminators For UTP05 Nos 17-24