单项选择题
A. Bandwidth,Delay,and MTU B. Bandwidth C. Bandwidth and MTU D. Bandwidth , MTU,Reliability,Delay,and Load
A network engineer wants to allow a temporary entry for...
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
Which term describes a spanning-tree network that has a...
单项选择题Which term describes a spanning-tree network that has all switch ports in either the blocking or forwarding state?（）
A. redundant B. spanned C. provisioned D. converged
Which PPP subprotocol negotiates authentication options...
单项选择题Which PPP subprotocol negotiates authentication options?（）
A. NCP B. LCP C. ISDN D. DLCI E. SLIP
