By default, the root path cost of the root bridge in the STP protocol must be 0.
A . True
B . False
Answer: A
Which of the following SNMP packets are sent to the NMS by the Agent on the managed device?
Which of the following SNMP packets are sent to the NMS by the Agent on the managed device?
A . Set-Request
B . Get-Request
C . Get-Next-Request
D . Response
Answer: D
When the Trunk port send the data frame, how to deal with?
When the Trunk port send the data frame, how to deal with?
A . When the VLAN ID is the same as the PVID of the port and is a VLAN ID allowed by the port, remove the Tag and send the message
B . When the VLAN ID is different from the PVID of the port, the data frame is dropped
C . When the VLAN ID is different from the PVID of the port, replace it with PVID forwarding
D . When the VLAN ID is different from the PVID of the port, strip off the TAG and forward
Answer: A
There are multiple route entries to the same destination network in the routing table. These routes are called:
There are multiple route entries to the same destination network in the routing table. These routes are called:
A . Sub-optimal routing
B . Multi-path routing
C . Default route
D . Equal cost routing
Answer: D
What percentage does the DHCP client expect to send the lease renewal message for the first time?
What percentage does the DHCP client expect to send the lease renewal message for the first time?
A . 0.5
B . 0.875
C . 1
D . 0.25
Answer: A
Which of the following statements about RA and RS in IPv6 are correct? (Multiple Choice)
Which of the following statements about RA and RS in IPv6 are correct? (Multiple Choice)
A . RS is used to reply address prefix information
B . RA is used to request address prefix information
C . RS is used to request address prefix information
D . RA is used to reply address prefix information
Answer: CD
Which field is added to the IPv6 packet header than the IPv4 packet header?
Which field is added to the IPv6 packet header than the IPv4 packet header?
A . Destination Address
B . Flow Label
C . Version
D . Source Address
Answer: B
In the network shown in the figure below, assuming that all routers enable the OSPF protocol at the same time, which router is the BDR in this network?
In the network shown in the figure below, assuming that all routers enable the OSPF protocol at the same time, which router is the BDR in this network?
A . Router D
B . Router B
C . Router C
D . Router A
Answer: D
On Huawei equipment, if you use aaa authentication for authorization. When the remote server does not respond, you can authorize from the network equipment side.
On Huawei equipment, if you use aaa authentication for authorization. When the remote server does not respond, you can authorize from the network equipment side.
A . True
B . False
Answer: A
In the campus network, network reliability can be improved by using link aggregation and stacking technology.
In the campus network, network reliability can be improved by using link aggregation and stacking technology.
A . True
B . False
Answer: A