What are the functions of the DR and BDR in OSPF?

Which of the following technologies is used to bind MAC addresses to interface on a switch

What packet types are included in DHCP?

The MPLS architecture consists of the control plane and forwarding plane. The following plane switches lables and forwards packets

A router cannot function as both a DHCPv6 server and a DHCP server.

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

If the EUI-64 address 78BC-FEFF-FFFE-EFAB is calculated based on a MAC address, what is the MAC address

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

Which commands can be used to check the PPPoE client session status?

If a route destined for the same network has multiple next hops, what is the route?

Which of the following network parameters can be allocated using DHCP?

An ACL does not filter traffic generated by the huawei device towards other devices, but only filters forwarded traffic including traffic generated by other devices to access the Huawei device.

A DHCPv6 client send a ( ) packet to a DHCPv6 server to request an IPv6 address and network configuration parameters

If a device running STP receives an RSTP configuration BPDU, it discards the BPDU

Which of the following parameters is used to elect Root Bridge in STP?

One of the reasons that segments routing (SR) is introduced is that traditional LDP has some restrictions. Which of the following statements about LDP restrictions are true?

If the packet matches the deny rule in an ACL, the packet is discarded

The users who log on the router through Telnet are not permitted to configure IP address. What is the possible reason

What is the destination MAC address of STP BPDUs?

All interface on a router belongs to the same broadcast domain?

On the Network shown in the figure, two switches are connected through four links. COPPER indicates the electrical interface and Fiber indicates the optical interfaace. Which of the following interface can form an Eth-trunk?

The broadcast address of the subnet 192.168.1.0/25 is 192.168.1.128

Which of the following IPv6 addresses is /are permanent multicast address(es)?

On the command Line interface of Huawei AR routers , the role of the save command is to save the current system time.

On Huawei switches, you can run the vlan batch commands to create multiple VLANs in batches

In the LCP negotiation phase of the PPP protocol, which of the following packets is sent if all the parameters sent by the peer end are accepted?

When redundant links exist on a switching network, STP can be used to eliminate loops.

All interface on a router running OSPF must belong to the same area

Which of the following statements is true about link aggregation in manual load balancing mode ?

The loop protection function provided by RSTP can take effect only on designated port

Which of the following parameters can be allocated to clients in DHCPv6 statefull autoconfiguration?

On a serial interface you can configure a static route by spending the next hop address or outbound interface ?

The TCP protocol uses the three-way handshake mechanism to establish and disable connections. Therefore, TCP support reliable data?

Which of the following SNMP packets is/are sent by the agent on the managed device to the NMS?

The maximum number of VTY user interfaces determines how many users can log in to the device through Telnet or STelnet at the same time.

According to OSI reference model, which layer is responsible for end to end error checking and flow control?

When configuring the PPP auhentication method as PAP, which of the following operations are necessary

The Output of the "display ospf peer" command on a router is as follows. Which of the following statements are true?

[Huawei]display ospf peer

OSPF Process 1 with Router ID 10.0.2.2 Neighbors

Area 0.0.0.0 interface 10.0.12.2(GigabitEthernet0/0/0)'s neighbors

Router ID: 10.0.1.1Address: 10.0.12.1 State: Full Mode:Nbr is Master Priority: 1 DR: 10.0.12.2 BDR: 10.0.12.1 MTU: 0

Dead timer due in 40 sec

Retrans timer interval: 5 Neighbor is up for 00:00:09 Authentication Sequence: [ 0 ]

Which of the following is/are advantages of inter-VLAN routing in one-arm routing mode?

What is the default least time of the IP address allocated by the DHCP server

IPv6 interface do not forward received data packets whose “Hop Limit” field is set to 1?

Which of the following IP addresses can be used by another host to communicate with the host whose ip address is 200.200.200.201/30 without the need to forward traffic through a router?

When a switch port sends a data frame with the same VLAN tag and PVID , the switch port removes the VLAN tag and forwards frame.

SNMPv1 defines five protocol operations

The basic header of IPv6 packets has a fixed length

Which of the following address types are of IPv6 addresses?

A segment routing global block (SRGB) is a set of local labels reserved for global segments, In MPLS and IPv6 an SRGB is a set of local labels reserved for global labels?

What is the default priority of static routes on a Huawei AR router?

Which of the following values of the Length/Type field in an Ethernet data frame indicates the PPPoE discovery stage?

Which of the following description regarding the STP forwarding state is incorrect?

Which of the following statements are true about STP BPDUs

Which of the following packet is used by OSPFv3 to maintain neighbor relationship

Which field in the IPv6 packet header can be used for QOS?

Which of the following statements are true according to the following configuration of a router?

Huawei]display ospfv3 interface GigabitEthernet 0/0/0 GigabitEthernet0/0/0 is up, line protocol is up

Interface ID 0x3 Interface MTU 1500 IPv6 Prefixes

FE80::2E0:FCFF:FE59:3498 (Link-Local Address)

2004::1/64

OSPFv3 Process (1), Area 0.0.0.0, Instance ID 0

Router ID 10.0.4.4, Network Type BROADCAST, Cost: 1 Transmit Delay is 1 sec, State Backup, Priority 1 Designated Router (ID) 10.0.2.2

Interface Address FE80::2E0:FCFF:FEBB:6CF9 Backup Designated Router (ID) 10.0.1.1 Interface Address FE80::2E0:FCFF:FEC6:4A10

Timer interval configured, Hello 10, Dead 40, Wait 40, Retransmit 5 Hello due in 00:00:05

Neighbor Count is 3, Adjacent neighbor count is 2 Interface Event 2, Lsa Count 4, Lsa Checksum 0xf258

Interface Physical BandwidthHigh 0, BandwidthLow 1000000000

What is the destination address of DHCPv6 request packets ?

As Shown in figure, all switches run STP. When a topology is stable, Power off SWA. Which of the following statements are true?

What is the value of the type field in RSTP configuration BPDUs?

Segment routing (SR) is a protocol designed based on ( ) to forward data packet on a network

Which of the following statements are true about the static MAC address table?

Which of the following statements is true about the forward Delay timer of STP?

In which of the following state can an STP- enabled port transition of the forwarding state directly

A trunk interface and a hybrid interface process packet in the same way when receiving data frames?

The solicited-node multicast address consists of the prefix FF02::1:FF00:0/104 and the last 24 bits of the corresponding unicast address

Which of the following modes can be used to generate a DUID for a DHCPv6 device ?

Which of the following commands line views exist on the Versatile Routing Platform

The multicast address FF02::1 indicate all nodes within the link-local scope?

PPP support both unidirectional authentication and bidirectional authentication?

By default, it takes at least 30 seconds for an STP-enabled port to transition from disabled to forwarding?

Routing Table: Public Destination: 4 Route: 4

Destination/Mask Proto Pre Cost Flags NextHop Interface

When the host accesses web service of the server , the value of the 'protocol' field at the network layer is 6.

According to the following configuration of Router C, how many Global unicast address prefixes are advertised by Router C?

Huawei]display ospfv3 interface GigabitEthernet 0/0/0 GigabitEthernet0/0/0 is up, line protocol is up Interface ID 0x3

Interface MTU 1500 IPv6 Prefixes

FE80::2E0:FCFF:FE59:3498 (Link-Local Address) 2003::1/64

2005::1/64

2009::1/64

OSPFv3 Process (1), Area 0.0.0.0, Instance ID 0

Router ID 10.0.4.4, Network Type BROADCAST, Cost: 1 Transmit Delay is 1 sec, State Backup, Priority 1 Designated Router (ID) 10.0.2.2

Interface Address FE80::2E0:FCFF:FEBB:6CF9

Backup Designated Router (ID) 10.0.1.1 Interface Address FE80::2E0:FCFF:FEC6:4A10

Huawei VRP platform which of the following can be used to invoke the history commands saved by the command line interface?

If AAA authentication is used on Huawei devices and the remote server does not respond , the authentication can be performed on network devices?

On the network shown in the following figure, all interface run OSPFv3. How many DRs exist on the network?

An Eth-Trunk interface can be used only as a layer 2 interface

MPLS dual-label stacking packets are ( ) bytes longer than original IP packets

Which of the following commands can be used to change the device name to huawei ?

When a two-way neighbor relationship is set up between two OSPF-enable routers, it means the LSDB synchronization has been completed, but the SPF algorithm has not been performed yet

What is the UDP port number used by the DHCPv6 server?

DHCP request packets must be sent in broadcast mode.

The routers in the backbone area have information about all the LSDBs of other areas.

Which of the following options is the simplest form of IPv6 address 3001:0DB8:0000:0000:0346:ABCD:42BC:8D58?

A DHCP Offer packet can carry only one DNS server address?

Which of the following port states are included in Rapid Spanning Tree Protocol (RSTP)?

The root protection function provided by RSTP can take effect only on designated ports

As shown in Figure, Host A and Host B cannot communicate with each other?

Which of the following packet is sent by a DHCPv6 client before it send a request packet to the DHCPv6 server

IPv6 uses NS and NA packets to perform duplicate address detection(DAD)

Refer to the graphic, which of the following statement are true about VLAN configuration on Huawei Switches?

Which of the following statement are true about the OSPF neighbor status