先試後買

A. AgileController-DCN

B. SecoManager

C. Firewall

D. Agile Controller-Campus

A. Web firewall

B. App Proxy Firewall

C. Packet filtering firewall

D. Stateful Detection Firewall

A. FALSE

B. TRUE

A. The implementation objects of graded protection are mainly those of various enterprise units, while the implementation objects of ISMS are mainly government departments such as party and government organs at all levels that have the requirements of information system levels.

B. The graded protection system is a basic system for ensuring information security Both technology and qualifications are taken into account The focus is on how to leverage existing sophisticated protection critical information systems It mainly reflects the classification of hierarchies Protect the idea of focus. While ISMS is mainly from the perspective of security management The focus is on the establishment of information security guidelines, policies and security management systems and security management organizations within the organization or its specific scope, and their effective implementation, which mainly reflects the role and importance of security management.

C. The complete implementation process of ISMS runs through the entire life cycle of the information system The complete implementation process of graded protection runs through the entire life cycle of the management system of the organization or a specific scope of the organization , and can be synchronized with the management system of a specific scope of the organization or organization. It can also be carried out on the basis that its management system has been established.

D. The construction result of 1SMS is to establish a set of ISMS system documents for the organization Strongly strengthen the Organization's information security, and the result of the rating assessment is to give whether the subject meets the stated security level requirements.

A. Mouth NAPT

B. asy-IP

C. NAT No-PAT

D. Port triples NAT

A. FALSE

B. TRUE

A. IPv6 addresses can be generated by encryption However, privacy headers are not supported

B. IPv6 DNS and other related protocols are designed for security

C. The IPv6 address is 128 bits to ensure that the source address is trusted

D. AH, and ES can be used as extension headers for IPv6 IPsec is used for additional security.

A. Malformed message attack

B. DDos

C. TCP port scanning

D. Oversized ICMP packet attack

A. Install anti-virus software

B. Patching

C. Close unnecessary ports of the host

D. Enhance safety awareness

A. IPV4 SESSION LOGS

B. URL session logs

C. IPV6NAT64 SESSION LOGS

D. Half-connection session logs

A. User QQ account and its online and offline time

B. Sending and receiving emails

C. Keywords that users search for using search engines

D. User profiles

A. The DNS filtering function is usually used in enterprise gateways to effectively manage users' access to network resources

B. The DNS overcast function has a great impact on the performance of the device compared to the URL overcast, but all services corresponding to the domain name can be controlled.

C. DNS filtering can release or block requests for different time periods or different users/groups by referencing time periods or users/groups.

D. DNS filtering can be controlled at the stage of initiating HTTP/HHPS URL requests.

A. Self-help measures Require the infringer to stop the infringement

B. Call the police and ask the public security organs to deal with it.

C. Filing a lawsuit in the people's court

D. Obtain privacy information of infringers and warn them.

A. Added expansion requirements.

B. The workflow of equal protection assessment is more detailed.

C. The security requirements of each level are more detailed.

D. The classification of general safety requirements is more detailed.