Which of the following statements are correct regarding MAC address of VRRP packet?
A . The destination MAC is broadcast MAC address.
B . The destination MAC is multicast MAC address.
C . The source address is virtual MAC address.
D . The source address is physical MAC address of Master.
Answer: BC
Which statement about the trunk interface is true?
A . A trunk interface is always connected to hosts.
B . Multiple VLAN IDs can be set on a trunk interface. The VLAN IDs can be the same as or different from the PVI
D . The trunk interface cannot have a PVI
F . If the trunk interface receives a packet with a VLAN not in the allowed VLAN list, the trunk interface broadcast the packet in the VLA
Answer: B
Which of the following firewalls is the most popular?
A . Packet filtering firewall
B . Stateful firewall
C . Proxy firewall
D . Anti-virus firewall
Answer: B
Which statements about OSPF packets are true?
A . Hello packets can be sent after OSPF is enabled on an interface.
B . LS Request packets are sent only after an adjacency is established.
C . LS Update packets contain detailed LSA information for LSDB synchronization.
D . LS Update packets are sent only after an adjacency is established.
Answer: ABC
Which of the following statements are correct regarding VRRP?
A . Only Master can process the data packets sending to virtual router.
B . Only Slave can process the data packets sending to virtual router.
C . Both Master and Slave can process the data packets sending to the same virtual router to realize load balance.
D . By default, only Master can process the data packets sending to virtual router; but we can do some configuration to make the Slave process the data packets sending to virtual router.
Answer: A
Which of the following statements are correct regarding VRRP?
A . Only Master can process the data packets sending to virtual router.
B . Only Slave can process the data packets sending to virtual router.
C . Both Master and Slave can process the data packets sending to the same virtual router to realize load balance.
D . By default, only Master can process the data packets sending to virtual router; but we can do some configuration to make the Slave process the data packets sending to virtual router.
Answer: A
What is the maximum bits of a Class C address can be used for subnet?
A . 6
B . 8
C . 12
D . 14
Answer: A
Which statements about OSPF packets are true?
A . Hello packets can be sent after OSPF is enabled on an interface.
B . LS Request packets are sent only after an adjacency is established.
C . LS Update packets contain detailed LSA information for LSDB synchronization.
D . LS Update packets are sent only after an adjacency is established.
Answer: ABC
In OSPF, which of the following statements are incorrect regarding Router LSA generated by Router A.?
A. In Point-to-Point link type, Data is set to the interface IP address of RouterA.
B. In TransNet link type, Data is set to the interface IP address of RouterA.
C. In StubNet link type, Data is set to the interface IP address of RouterA.
D. In Virtual link type, Data is set to the Router ID of RouterA.
Answer: CD
What is the legal virtual MAC address in VRRP?
A . 01-01-5E-OO-Ol-OI
B . 01-00-5E-OO-OI-OO
C . 00-00-5E-OO-Ol-01
D . 01-01-5E-OO-OO-OI
Answer: C