FRS401cXuất hiện trong 2 đề thi
Which of the following is NOT a characteristic or shortcoming of packet filtering gateways?
Các lựa chọn
AThey don't protect against IP or DNS address spoofing.
BThe source and destination addresses, protocols, and ports contained in the IP packet header are the only information that is available to the router in making a decision whether or not to permit traffic access to an internal network.
CThey are appropriate for medium-risk environment.
DThey do not support strong user authentication.