单项选择题
A network engineer wants to allow a temporary entry for a remote user with a specific usename and password so that the user can access the entire network over the internet.which ACL can be used?（）
A.reflexive B.extended C.standard D.dynamic
单项选择题 On which options are standard access lists based?（）
多项选择题 What are two benefits of using NAT?（）
单项选择题 Which statement describes the process of dynamically assigning IP addresses by the DHCP server?（）
