H12-811-ENU 무료 덤프문제 온라인 액세스

After a fault occurs in the network, the administrator finds that the configuration of a certain router has been modified through troubleshooting. What measures should the administrator take to avoid this situation from happening again? ()*

• A.The administrator should configure the permission level of all accounts except the administrator to log in to the device as
• B.The administrator should configure AAA. to authenticate and authorize users who log in to the device
• C.The administrator should configure ACL to control that only the administrator can log in to the device
• D.The administrator should enable port-security on the routed management port

The Management Information Base (MIB) (Management Information Base) is a virtual database that only exists on the NMS. ()

• A.True
• B.False

If a windows host is started for the first time, if it uses DHCP to obtain an IP address, what is the source IP address of the first packet sent by this host? ()

• A.0.0.0.0
• B.127.0.0.1
• C.169.254.2.33
• D.255.255.255.255

The VlanIF IP addresses of the same switch cannot be the same. ()

• A.True
• B.False

By default, the bridge priority of Huawei switches is 32768.

• A.True
• B.False