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Free H12-721 Exam Braindumps (page: 13)

Page 12 of 62
PDF with 245 Questions

Regarding IKE DPD, which statement is incorrect?

  1. IKE is used to detect the state of a neighbor
  2. DPD regularly send messages between IKE peers.
  3. When DPD messages are not received within the specified time DPD sends a request to the remote side and waits for response packets.
  4. DPD sends encrypted queries only when the timer expires.

Answer(s): B



Refer to the following hot standby and IP-link linkage networking environment shown below:

Which configuration will enable hot standby configuration key linkage?

  1. hrp mirror ip-link 1
  2. hrp track ip-link 1 master
  3. hrp track ip-link 1 slave
  4. ip-link check enable

Answer(s): B



Virtual firewall technology does not include which of the following characteristics?

  1. Provides multi-instance routing, security, multi-instance, multi-instance configuration, NAT multi-instance, VPN multi-instance application flexibility to meet a variety of networking needs.
  2. Each virtual firewalls can support four separate security zones TRUST, UNTRUST, DMZ, etc., flexible interface partitioning and allocation.
  3. It guarantee that every virtual system and a separate firewall instance, and can be safely implement access between each virtual system.
  4. Each virtual system provides independent administrator privileges.

Answer(s): C



Which statement is correct regarding load checks and fingerprint learning with UDP Flood defenses.

  1. UDP packet data segments are exactly the same content that can be used to check the load defense.
  2. Fingerprint learning is dynamically generated by cleaning equipment, the attack packets after learning some salient features of the fingerprint, fingerprint matching packets will be dropped.
  3. Load inspection checks all UDP packets of data.
  4. Load checks need to set the offset number of bytes, fingerprint learning does not need to set the offset number of bytes.

Answer(s): D






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