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What is the default aging time of the MAC address table of Huawei switches in seconds?
What is the default aging time of the MAC address table of Huawei switches in seconds?A . 300B . 500C . 400D . 5View AnswerAnswer: A
As shown in the figure:
As shown in the figure: A . There is Type 5 LSA flooding in Area2B . There is no Type 3 LSA flooding in Area2C . There is Type 5 LSA flooding in Area1D . There is no Type3 LSA flooding in Area1View AnswerAnswer: D
As shown in the figure, all interfaces of the router enable OSPF. The ip address identified in the figure is the IP address of the device's Loopback 0 port. R1, R2, R3EJLoopbacD are advertised in area 1, and Loopbacfk D of R4 is advertised in area D, the Loopback D of R5 is advertised in area 2. Which of the following addresses can ping each other?
As shown in the figure, all interfaces of the router enable OSPF. The ip address identified in the figure is the IP address of the device's Loopback 0 port. R1, R2, R3EJLoopbacD are advertised in area 1, and Loopbacfk D of R4 is advertised in area D, the Loopback D...
Which of the following is wrong about DHCP Snooping?
Which of the following is wrong about DHCP Snooping?A . DHCP Snooping can prevent illegal attacks by setting trusted ports (all interfaces are untrusted by default)B . Enable DHCP Snooping globally, without any post parameters, the device only processes DHCPv4 messages by defaultC . Enable the DHCP Snooping function in...
Now the engineer wants to realize the loopback address of R1 to R4. Which of the following operations can meet this requirement?
As shown in the figure, an engineer uses 4 routers to test branch network interoperability. Among them, R1, R2, and R3 in branch 1 deploy OSPF to achieve network interoperability. R2, R3, and R4 in branch 2 deploy IS-S to achieve network interoperability. Now the engineer wants to realize the...
Regarding the cause of the dual-master failure of the VRRP backup group, which of the following is the most unlikely?
Regarding the cause of the dual-master failure of the VRRP backup group, which of the following is the most unlikely?A . The link that transmits the VRRP notification message is faultyB . The low-priority VRRP backup group discards the received VRRP notification packets as illegal packetsC . The VRRP backup...
If you want to check files under Flash, which command should use?
If you want to check files under Flash, which command should use?A . dir sdl:B . dir sd0:C . display patch-informationD . dir flash:View AnswerAnswer: D
In the LDP session establishment process, the active party will first send the lnitialization information for parameter negotiation, and if the passive party does not accept the negotiation parameters, it will send _____ .
In the LDP session establishment process, the active party will first send the lnitialization information for parameter negotiation, and if the passive party does not accept the negotiation parameters, it will send _____ .A . Keepalive MessageB . Initialization MessageC . Hello MessageD . Error Notification MessageView AnswerAnswer: D
R1 executes the operation ping -a 10.1.1.1 10.5.16.2, what does this command mean?
R1 executes the operation ping -a 10.1.1.1 10.5.16.2, what does this command mean?A . The source IP address of the ping packet is any directly connected port address of R1B . The source IFP address of the ping packet is the outgoing interface address of the optimal IP route that...
If the display current-configuration can reach the IS-IS configuration, but there is no IS-IS configuration in the display saved-configuration, what does it mean?
If the display current-configuration can reach the IS-IS configuration, but there is no IS-IS configuration in the display saved-configuration, what does it mean?A . The IS-IS configuration that the Flash is running is not saved to the memoryB . The running IS-IS configuration in the memory has been saved to...
