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Fluke Networks LinkSprinter 100 Network Tester

Network tester for use in diagnosing and testing power over Ethernet PoE the link to the switch and DHCP gateway and Internet connections
LinkSprinter cloud-based management system for remote diagnosis
One-button three-state LED interface
Tester is powered with either two AA alkaline batteries or PoE connection
Operates on IEEE 80211 channels 1-11