[April 2018] Latest Released Cisco 400-251 Exam Question Free Download From Lead2pass 359q
400-251 Exam Dump Free Updation Availabe In Lead2pass: https://www.lead2pass.com/400-251.html 4 1 QUESTION 21 Refer to the exhibit which two statement about the given IPV6 ZBF configuration are true? (Choose two)
A. It provides backward compability with legacy IPv6 inspection B. It inspect TCP, UDP,ICMP and FTP traffic from Z1 to Z2. C. It inspect TCP, UDP,ICMP and FTP traffic from Z2 to Z1. D. It inspect TCP,UDP,ICMP and FTP traffic in both direction between z1 and z2. E. It passes TCP, UDP,ICMP and FTP traffic from z1 to z2. F. It provide backward compatibility with legacy IPv4 inseption. Answer: AB QUESTION 22 In which class of applications security threads does HTTP header manipulation reside? A. Session management B. Parameter manipulation C. Software tampering D. Exception managements Answer: B Explanation: http://www.cgisecurity.com/owasp/html/ch11s04.html 2 Session management doesn't have anything to do with HTTP header QUESTION 23 What is the most commonly used technology to establish an encrypted HTTP connection? A. the HTTP/1.1 Upgrade header B. the HTTP/1.0 Upgrade header C. Secure Hypertext Transfer Protocol D. HTTPS Answer: D QUESTION 24 What functionality is provided by DNSSEC? A. origin authentication of DNS data B. data confidentiality of DNS queries and answers C. access restriction of DNS zone transfers D. storage of the certificate records in a DNS zone file Answer: A QUESTION 25 What are the two mechanism that are used to authenticate OSPFv3 packets?(Choose two) A. MD5 B. ESP C. PLAIN TEXT D. AH E. SHA Answer: BD QUESTION 26 You have been asked to configure a Cisco ASA appliance in multiple mode with these settings: (A) You need two customer contexts, named contextA and contextB (B) Allocate interfaces G0/0 and G0/1 to contextA (C) Allocate interfaces G0/0 and G0/2 to contextB (D) The physical interface name for G0/1 within contextA should be "inside". (E) All other context interfaces must be viewable via their physical interface names. If the admin context is already defined and all interfaces are enabled, which command set will complete this configuration? A. context contextA config-url disk0:/contextA.cfg allocate-interface GigabitEthernet0/0 visible allocate-interface GigabitEthernet0/1 inside context contextB config-url disk0:/contextB.cfg allocate-interface GigabitEthernet0/0 visible allocate-interface GigabitEthernet0/2 visible B. context contexta config-url disk0:/contextA.cfg allocate-interface GigabitEthernet0/0 visible allocate-interface GigabitEthernet0/1 inside context contextb config-url disk0:/contextB.cfg allocate-interface GigabitEthernet0/0 visible allocate-interface GigabitEthernet0/2 visible C. context contextA config-url disk0:/contextA.cfg allocate-interface GigabitEthernet0/0 invisible allocate-interface GigabitEthernet0/1 inside context contextB config-url disk0:/contextB.cfg allocate-interface GigabitEthernet0/0 invisible allocate-interface GigabitEthernet0/2 invisible D. context contextA config-url disk0:/contextA.cfg allocate-interface GigabitEthernet0/0 allocate-interface GigabitEthernet0/1 inside context contextB config-url disk0:/contextB.cfg allocate-interface GigabitEthernet0/0 allocate-interface GigabitEthernet0/2 E. context contextA config-url disk0:/contextA.cfg allocate-interface GigabitEthernet0/0 visible allocate-interface GigabitEthernet0/1 inside context contextB config-url disk0:/contextB.cfg allocate-interface GigabitEthernet0/1 visible allocate-interface GigabitEthernet0/2 visible Answer: A QUESTION 27 Which statement about the cisco anyconnect web security module is true ? A. It is VPN client software that works over the SSl protocol. B. It is an endpoint component that is used with smart tunnel in a clientless SSL VPN. C. It operates as an NAC agent when it is configured with the Anyconnect VPN client. D. It is deployed on endpoints to route HTTP traffic to SCANsafe Answer: D QUESTION 28 Which two statements about the SeND protocol are true? (Choose two) A. It uses IPsec as a baseline mechanism B. It supports an autoconfiguration mechanism C. It must be enabled before you can configure IPv6 addresses D. It supports numerous custom neighbor discovery messages E. It counters neighbor discovery threats F. It logs IPv6-related threats to an external log server Answer: BE Explanation: http://www.cisco.com/c/en/us/td/docs/security/ips/6-1/configuration/guide/cli/cliguide/cli_signature_engines.html#wp1141808 3 400-251 dumps full version (PDF&VCE): https://www.lead2pass.com/400-251.html 4 1 Large amount of free 400-251 exam questions on Google Drive: https://drive.google.com/open?id=0B3Syig5i8gpDU1JrNmttR1dfUm8 5
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