H12-211 무료 덤프문제 온라인 액세스

Which of the following statement about Length/Type = 0x8100 in an Ethernet data frame is/are true?

• A.The upper layer of the data frame must have a UDP header
• B.The data frame must carry a VLAN tag
• C.The upper layer of the data frame must have an IP header
• D.The upper layer of the data frame must have a TCP header

Which of the following statements are true about the default route?

• A.The default route can only be manually configured by the administrator
• B.If the destination address of a packet does not match any entry in the routing table, the packet is forwarded through the default route
• C.The routing table of any router must contain the default route
• D.In a routing table, the route to 0.0.0.0 (with the mask being 0.0.0.0) is the default route

Which of the following field exits in both IPv6 and IPv4 packet headers?

• A.Source Address
• B.Version
• C.Destination Address
• D.Next Header

As shown in the figure the host has ARP cache. Host A sends a data packet to host B.
Which of the following are the destination MAC address and destination IP address of the data packet?

• A.MAC -C, 11.0.12.1
• B.MAC -B, 11.0.12.1
• C.MAC -C, 11.0.12.2
• D.MAC -A, 11.0.12.1

The LACP Priority is shown in the figure. Switch A and Switch B adopt link aggregation in LACP mode, All interfaces are added to link aggregation group (LAG), and the maximum number of active port is set to
3.Which port of switch A is not an active port?

• A.G0/0/2
• B.G0/0/1
• C.G0/0/0
• D.G0/0/3