Which term describes a field in the IPv4 packet header used to limit the lifetime of a packet? Posted on November 2, 2020 Last Updated on November 2, 2020 by Admin Which term describes a field in the IPv4 packet header used to limit the lifetime of a packet? TTL source IPv4 address protocol header checksum For more question and answers: Click Here CCNA 1 ITN v7 – Modules 8 – 10: Communicating Between Networks Exam Answers Full 100%