After executing the display interface Ethernet 1/0/2 command on the switch SWA, the output information is as follows:
[SWA]display interface Ethernet 1/0/2
Ethernet1/0/2 current state: UP
PVID: 10
Mdi type: auto
Link delay is 0(sec)
Port link-type: trunk
VLAN passing: 1 (default vlan), 10
VLAN permitted: 1 (default vlan), 2-4094
Trunk port encapsulation: IEEE 802.1q
Port priority: 0
It can be judged from the above output

Mid-to-high-end switch equipment has its own redundancy. If the dual main control board of a core switch in the customer's network is active and standby redundant hot backup, AC power supply 2+1 redundant hot backup, and fan system 1:1 hot backup, Then, among the following operations, which may have a significant impact on the customer network is

To query the CPU utilization of a certain device through SNMP, before executing the query action, which information should be mastered by the network management application

The following information is the snmp-related configuration on a H3C network device:
snmp-agent
snmp-agent local-engineid 800007DB00E0FC79887C6877
snmp-agent community read public
snmp-agent community write private
snmp-agent sys-info version all
Which description of the result of snmp access to this device is correct?

Regarding the relationship between SuperVLAN and Sub VLAN, the following description is correct