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Huawei HCIA-Security V4.0 Sample Questions:

1. IPsec VPN uses pre-shared keys, () and digital envelopes to verify peer identities.

2. Regarding the description of VGMP group management, which of the following is incorrect?

A) Regularly send hello messages between VGMP of the active and standby firewalls
B) The active and standby devices understand each other's status through heartbeat line exchange messages, and back up relevant commands and status information.
C) The interface types and numbers of the heartbeat interfaces of the two firewalls can be different, as long as they can ensure Layer 2 interoperability.
D) All changes in the active/standby status of a VRRP backup group need to be notified to the VGMP management group to which it belongs.

3. If we do not want to generate a reverse Server Map entry when configuring the NAT Server, we need to add a parameter when configuring the NAT Server. This parameter is ().

4. In digital signature technology, we usually use the sender's () to encrypt the digital fingerprint.

5. () Tunnel technology is suitable for client-to-site scenarios and can authenticate the identity of access users, but it does not have a mechanism to verify the integrity of transmitted data and ensure confidentiality.

Solutions: