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Free H12-721 Exam Braindumps (page: 3)

Page 3 of 62
PDF with 245 Questions

A network is shown below.


A dial customer cannot establish a connection via a VPN client PC and USG (LNS) l2tp vpn. What are valid reasons for this failure? (Choose three answers)

  1. LNS tunnel tunnel name change is inconsistent with the client name.
  2. L2TP tunnel authentication failed.
  3. PPP authentication fails, PPP authentication mode set on the client PC and LNS inconsistent.
  4. Client PC can not obtain an IP address assigned to it from the LNS.

Answer(s): B,C,D



From the branch offices, servers are accessed from the Headquarters via IPsec VPN. An IPSEC tunnel can be established at this time, but communication to the servers fails. What are the possible reasons? (Choose three answers)

  1. Packet fragmentation, the fragmented packets are discarded on the link.
  2. Presence opf dual-link load balancing, where the path back and forth may be inconsistent.
  3. Route flapping.
  4. Both ends of the DPD detection parameters are inconsistent.

Answer(s): A,B,C



A user has been successfully authenticated using an SSL VPN. However, users can not access the Web-link resources through the Web server.



Using the information provided, which of the following is correct?

  1. Network server does not have the Web services enabled.
  2. Virtual Gateway policy configuration error
  3. Virtual connection between the gateway and the network server is not normal
  4. Virtual gateway and network server is unreachable

Answer(s): A



According to the network diagram regarding hot standby, which of the following are correct? (Choose three answers)

  1. VRRP backup group itself has preemption. As shown, when USG_A failurs and is restored, USG_A re-use preemption becomes it has master status.
  2. With VGMP management group preemption and VRRP backup groups, when the management group fails and recovers, the priority management group will also be restored.
  3. By default, the preemption delay is 0.
  4. If a VRRP group is added to the VGMP management group, preemption will fail. The VGMP unified management group decides this behavior.

Answer(s): A,B,D






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