Huawei Related Exams
H12-721 Exam

In the IPSec active/standby link backup application scenario, gateway B uses IPSec tunneling technology and gateway A to establish an IPSec VPN.
Avoid DHCP server spoofing attacks. DHCP snooping is usually enabled. What is the correct statement?
As shown in the figure, the firewall is dual-system hot standby. In this networking environment, all service interfaces of the firewall work in routing mode, and OSPF is configured on the upper and lower routers. Assume that the convergence time of OSPF is 30s after the fault is rectified. What is the best configuration for HRP preemption management?