多项选择题
Users can define policy to control traffic flow between which two components？（）
A.from a zone to the device itself B.from a zone to the same zone C.from a zone to a different zone D.from one interface to another interface
单项选择题 WhatisthepurposeofazoneinJUNOSSoftware？（）
单项选择题 WhatisthedefaultsessiontimeoutforUDPsessions？（）
单项选择题 Bydefault，whichconditionwouldcauseasessiontoberemovedfromthesessiontable？（）
