网络工程师当天每日一练试题地址：www.cnitpm.com/exam/ExamDay.aspx?t1=8往期网络工程师每日一练试题汇总：www.cnitpm.com/class/27/e8_1.html网络工程师每日一练试题（2023/7/28）在线测试：www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2023/7/28点击查看：更多网络工程师习题与指导网络工程师每日一练试题内容（2023/7/28）试题1TheTTLfieldwasoriginallydesignedtoholdatimestamp,whichwasdecrementedbyeachvisitedrouter.Thedatagramwas(1)whenthevaluebecamezero.However,forthisscheme,allthemachinesmusthavesynchronizedclocksandmustknowhowlongittakesforadatagramtogofromonemachinetoanother.Today,thisfieldisused该内容已过期，联系客服了解最新考试信息>>