The STP protocol cannot prevent MAC address table flapping caused by loops on the Layer 2 network. 06/05/2017 – by Mod_GuideK 0 The STP protocol cannot prevent MAC address table flapping caused by loops on the Layer 2 network. A. True B. False SHOW ANSWERSCorrect Answer: B Explanation/Reference: Download Printable PDF. VALID exam to help you PASS.