H12-211_V3.0 Exam Questions

Which of the following default action business module ACL is permit?

What is the Solicited-node multicast address corresponding to the IPv6 address 2019::8:AB?

What is the destination port number of the DHCPv6 request packet sent by the DHCPv6 client?

The OSPFv3 adjacency cannot be established. Which of the following reasons might be caused? (Muitiple choice)

Which field is added to the SNMP packet header than the IPv4 packet header?

LDP penultimate hop pop-up mechanism (PHP), which allows the label to be ejected on the penultimate hop LSR. This can reduce the packet processing complexity of which options?

Which of the following MAC addresses cannot be used as the MAC address of the host NIC? (Muitiple choice)

Which of the following statements regarding the verification of IP connectivity are false? (Multiple Choice)

Now there are four network segments 10.24.0.0/24, 10.24.1.0/24, 10.24.2.0/24, 10.24.3.0/24. Which of the following network segments can be summarized? (Muitiple choice)

The administrator wants to upgrade the configuration file for the AR2200 through the USB cable. Which is correct? (Muitiple choice)

The switch receives a unicast data frame. If the destination MAC address of the data frame can be found in the MAC local table, the data frame must be forwarded from the MAC corres...

The output information of switch STP port is as follows: Which is wrong with the following statement?

The network shown in the figure below, all switches open STP. Disable the sending function of the BPDU on the G0/0/2 port of the SWA. The G0/0/1 of the SWC re-converges to become t...

An existing switch directly connects to a designated port of peer device through a port, but the port does not forward any message, but can receive the BPDU to monitor the network...

The switch MAC address table is as follows, which is correct?

The device running STP will discard when it receives the configuration BPDU of RSTP.

STP When the designated port receives a configuration BPDU that is worse than itself, it immediately sends its own BPDU downstream.

What message is sent when the STP downstream device notifies the upstream device of topology change?

Which flag bits of the STP protocol are not used by the Flag field in the RSTP configuration BPDU? (Muitiple choice)

The backup port in RSTP can replace the failed root port.

As shown in the following figure, the following configurations exist on the Router A. ip route-static 10.0.2.2 255.255.255.255 10.0.12.2 ip route-static 10.0.2.2 255.255.255.25510....

VRP supports OSPF multi-process. If no process number is specified when OSPF is enabled, the default process number is?

The output information of a router is as follows. Which is correct? (Muitiple choice)

Which state does OSPF use to indicate that a neighbor relationship has been established?

By default, the period for sending OSPF HELLO packets on the broadcast network is?

Which of the following problems may emerge when a loop exists on a router? (Multiple Choice)

The two routers are interconnected through the PPP link. The administrator configures OSPF on the two routers and runs in the same area. If their router IDs are the same, which is...

Which of the following OSPF versions suit for IPv6?

The router R1 routing table output information is as follows, which is correct? (Muitiple choice)

The following election statement about DR and BDR, which is correct? (Muitiple choice)

A Windows host is started for the first time. If the address cannot be obtained from the DHCP server, which of the following IP addresses may the host use?

What is the main role of the DHCP DISCOVER message?

As shown in the figure, the two hosts implement inter-machine communication through a single-route. When the available G0/0/1.2 sub-interface receives the data frame sent by Host B...

What is the role of link aggregation? (Muitiple choice)

Which of the following is correct about link aggregation for LACP mode?

The following statement about the Hybrid port, which is correct?

In the process of establishing PPP link, which phase can be directly converted into by the Dead phase?

Which of the following values is used in the Length/Type field of the Ethernet data frame, indicating that the packet carrying the PPPoE session phase is carried?

On theVRP platform, which command can set the encapsulation type of the data link layer of the Serial interface to HDLC?

SNMPv1 defines five protocol operations.

How many domains can be configured when configuring AAA authentication on Huawei ARG3 series routers?

After the GRE keepalive function is enabled, the local end of the GRE tunnel periodically sends a keepalive packet to the peer every 10s.

A The AAA protocol is the RADIUS protocol.

The router Radius information is configured as follows: Which is correct? (Muitiple choice)

Which of the following SNMP protocols supports encryption?

Which packets are used by the DHCPv6 client and the DHCPv6 server to determine whether the client uses DHCPv6 stateful autoconfiguration or DHCPv6 stateless autoconfiguration? (Mui...

What is the destination port number of the DHCPv6 ADVERTISE packet sent by the DHCPv6 server?

When the DHCPv6 client receives the value of the O flag and the O flag in the RA message sent by the DHCPv6 server, the DHCPv6 client uses the DHCPv6 stateful auto configuration to...

On the network shown in the following figure, if the static route is configured on the RouterB, the NextHop corresponding to 2001::1/128 is in the routing table of RouterB. ipv6 ro...

SR (Segment Routing) is attracting more and more attention as a new alternative MPLS tunneling technology. Many users hope to introduce SR technology to simplify network deployment...