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Huawei HCIE-Security (Huawei Certified Internetwork Expert-Security) Sample Questions:

1. The attacker sends a TCMP request message to the broadcast address in the network with the attacker's IP address, so that all hosts in the network respond to the attacked ICMP response message, causing the victim's system to be busy and link congestion.
Why is this attack attacked?

A) IP Spoofing Attack
B) Smurf Attack
C) Fraggle Attack
D) Land Attack

2. Regarding the firewall IP-Link feature, the following description is incorrect:

A) ARP detection mode only supports detection of direct links.
B) The ICMP detection method can be used to detect the reliability of chromium paths across network segments.
C) The firewall continuously sends ARP request packets to the target network segment, and when it receives ARP response packets, it considers the link to be normal.
D) The firewall continuously sends ICMP packets to the specified destination address, and if no ICMP echo reply is received for 3 seconds (default), the link is considered to be faulty.

3. In the scenario of dual-system hot backup, what is wrong about the description of the main firewall device and the standby device?

A) When the dual-system hot backup works in the active/standby state, the command prompt of the active device displays HRPA, and the command prompt of the standby device displays HRP_S.
B) Configure the master device to define HRP_A, configure the slave device to define HRP_S, and it does not change with the priority.
C) By default, the configuration of the active device will be backed up to the standby device immediately.
D) Only the master device can perform command configuration, and the standby device command cannot be configured.

4. The main differences between the RADIUS and HWTACACS protocols include:

A) HWTACACS encrypts the entire body of the message, and RADIUS only encrypts the password field in the authentication message.
B) RADIUS authentication and authorization are separated, and HWTACACS authentication and authorization are processed together.
C) RADIUS uses TCP protocol, network transmission is more reliable, HWTACACS uses UDP protocol.
D) HWTACACS supports authorization of configuration commands, RADIUS does not support authorization of configuration commands.

5. The terminal uses Agent for 802.1x authentication, the IP address of SC and Radius server is 172.18.10.68, and it always prompts network communication failure during authentication;
Viewing the Radius authentication log shows that the Radius authentication is successful and the authorization is ACL3001. The switch configuration is as follows:
dot1x enable
dot1x authentication-method eap
radius-server template lzy
radius-server shared-key simple 123456
radius-server authentication 172.18.10.68 1812
radius-server accounting1 72.1 3.10.63 1813
radius-server authorization 172.18.10.68 shared-key simple 123456
aaa
authentication-scheme default
authentication-scheme auth
authentication-mode radius
accounting-scheme acco
accounting-mode radius
accounting realtime 3
domain default
authentication-scheme auth
accounting-scheme acco
radius-server lzy
interface GigabitEthernet0/0/14
description connect 222
port hybrid pvid vlan 105
port hybrid untagged vlan 105
dot1x enable
acl number 3001
rule 1 permit ip destination 172.18.100.235 0
rule 2 permit ip destination 172.18.100.237 0
rule 10 deny ip
What could be the reason for the failure of network communication?

A) GigabitEthernet0/0/14 port configuration error
B) Authorization rule ACL configuration error
C) AAA configuration error
D) Billing configuration may be wrong

Solutions: