Which IP protocol is connectionless and unreliable? 06/14/2017 – by Mod_GuideK 0 CORRECT TEXT Which IP protocol is connectionless and unreliable? Answer: A. B. C. D. SHOW ANSWERSCorrect Answer: Explanation/Reference: Answer: UDP/IP Answer: udp Answer: udp/ip Download Printable PDF. VALID exam to help you PASS.