Question1: When the Access type port sends a message, it will ().
Question2: What is the range of VLAN ID that users can use? ()
Question3: By default, what is the RouterDeadInterval of the OSPF protocol on the broadcast network?
Question4: According to the command output as shown in the figure, which of the following descriptions is correct? () (Multiple Choice Questions)
Question5: When planning a campus network, which of the following methods can be used to divide service VLANs? ()
Question6: Use the ACL shown in the figure on the router RTA to match routing entries. Then which of the following entries will be matched?
(RTA) acl 2002
(RTA-acl-basic-2002) rule deny source 172.16.1.1 0.0.0.0
(RTA-acl-basic-2002) rule deny source 172.16.0.0 0.255.0.0
Question7: Which of the following fields does the MPLS header include?
Question8: Which of the following features does the default VLAN in the Layer 2 Ethernet switch have? ()*
Question9: When the Access type port sends a message, it will ().
Question10: Which of the following working modes are supported by Huawei enterprise APs? ()*
Question11: The configuration information of a certain port of the switch is shown in the figure. Which of the following statements is wrong? () (Single-choice question)
Question12: The link aggregation interface can only be used as a Layer 2 interface.
Question13: The display startup information of the AR2200 router. Regarding these information, the statement is wrong ()
Question14: The HybriD. port can be connected to the user host or other switches. ()
Question15: When the IPv4 protocol is used as the network layer protocol, which field is not included in the network layer header? ()
Question16: The host uses the IP address 192.168.1.2 to access the Internet-it must go through NAT. ()
Question17: The IP addresses of the VLANIF interfaces of the same switch cannot be the same. ()
Question18: When configuring the PPP authentication mode as PAP, which of the following operations are necessary? ()*
Question19: The network shown in the figure below. From a security perspective, router A refuses to receive OSPF packets and ICMP packets received from interface G0/0/1. Which of the following commands can achieve this requirement? () (Multiple Choice Questions)
Question20: Which of the following networks belong to a local area network? ()
Question21: Which of the following protocols can be used to prevent Layer 2 loops on a campus network?
Question22: The network shown in the figure below. The router receives a data packet with a destination IP address of 11.0.12.1 from host A. After this data is forwarded by the router, what are the destination MAC and destination IP? )(Single-choice question)
Question23: The config mode is the default ACL matching order on Huawei devices.
Question24: When the switch port receives a data frame that does not carry VLAN TAG, it must add PVID. ()
Question25: What kind of packets does the OSPF protocol use to discover and maintain neighbor relationships?
Question26: Which of the following address types does IPV6 have?
Question27: According to the following configuration, which statement is correct? () (Multiple Choice Questions)
Int g0/0/1
Int g0/0/2
Port hybrid pvid vlan 20
Port hybrid pvid vlan 10
Port hybrid untagged vlan 10 20
Port hybrid untagged vlan 10 20
Question28: Use the command kdir test in the VRP operating platform. The system will create a directory named test.
Question29: When two OSPF routers form a 2-WAY neighbor relationship, LSDB. has been synchronized. ()
Question30: If the Proto of a certain route information in the routing table is Direct, the priority of this route must be0.()
Question31: Which of the following statements about the election of DR and BDR are correct? ()*
Question32: The network shown in the figure below. All routers run OSPF. The link cost value is shown in the figure. What is the cost value of the route entry to the network 10.0.0.0/8 in the RTA routing table? () (Single-choice question)
Question33: The switch GE0/0/1 port configuration information is shown in the figure. Which VLAN data frame does the switch not carry when forwarding?()
Question34: Layer 3 devices like routers receive data frames based on () Forwarding data frames.
Question35: When using the FTP protocol to upgrade the router software, the transmission mode should be selected ()
Question36: As shown in the figure, the administrator hopes that all hosts cannot access the Internet from 8:00 to 17:00 every day. Which ACL rule needs to be bound to traffic-filter outbound in the interface configuration of G0/0/1? () (Single-choice question)
Question37: What are the characteristics of VLAN based on ports? ()
Question38: Which of the following IPv6 is a global unicast address ()
Question39: What elements can NAPT transform? ()
Question40: The MAC address table of existing switches is shown in the figure. Which of the following statements are correct? () (Single-choice question)
Question41: The network management workstation manages network devices through the SNMP protocol. When an abnormality occurs in the managed device, what kind of SHMP message will the network management workstation receive? ()
Question42: All four switches run STP, and various parameters adopt default values. If the G0/0/2 port of switch C is blocked and the configuration BPDU cannot be sent through this port, how long will the blocked port in the network enter the forwarding state ()
Question43: Which of the following port numbers is used by the FTP control plane?
Question44: Which of the following fields is not included in the HELL0 packet of the OSPF protocol? ().
Question45: In the network shown in the figure below, what commands can be entered on the router to make host A ping host B through? ()
Question46: A company applies for a C. address segment, which needs to be evenly distributed to 8 subsidiaries. The largest subsidiary has 14 computers. Different subsidiaries must be in different network segments. The subnet mask should be designed as ( )
Question47: The network administrator of a certain company wants to uniformly divide the users who often access the company network from different switches to VLAN 10 when they frequently change office locations. Which of the following methods should be used to divide VLANs? ()
Question48: UDP is oriented to connectionless and must rely on () to ensure the reliability of transmission. ()
Question49: Which of the following statements is correct? ()
Question50: Currently, the company has a network administrator, and the AR2200 in the company network can be remotely managed by directly entering the password through Telnet. After the two new network administrators arrived, the company hopes to assign their own user names and passwords to all the administrators, as well as different levels of authority. So how should it be done? ()
Question51: If the configured ACL rules have an inclusive relationship, it should be noted that the rule numbers of strict conditions need to be sorted first, and the rule numbers of loose conditions need to be sorted later to prevent packets from hitting the rules of loose conditions and stop being pushed down to continue matching. Cannot hit the strict conditions of the rules. ()
Question52: The Priority field in the VLAN tag can identify the priority of the data frame. What is the scope of this priority? ()
Question53: When the host frequently moves, which VLAN division method is most appropriate? ()
Question54: By default, network devices running the SNMPv2C. protocol use which of the following port numbers to send trap messages to the network management system? ()
Question55: As shown in the figure below, all hosts can communicate normally. Is the correspondence between the MAC address and the port in the MAC address table of SWB correct? () (Single-choice question)
Question56: Which of the following is the full name of VRP?
Question57: As shown in the figure below. Host A and Host B cannot communicate. ()(True or False)
Question58: If the broadcast address of a network is 172.16.1.255, then its network address may be ().
Question59: 192.168.1.127/25 represents () address ()
Question60: In the MAC address table of the switch, which of the following entries will not age?
Question61: How many types of data flows with different service levels can be marked based on MPLS labels?
Question62: CSS refers to the combination of two switch devices that support cluster features. Logically combined into one switch device. ()
Question63: The following two configuration commands can implement router RIA. The route to the same destination 10.1.1.1.0 is active and standby:
Question64: VLANs can be assigned based on service types during campus network planning.
Question65: The VlanIF IP addresses of the same switch cannot be the same. ()
Question66: What is the main function of the dynamic routing protocol?
Question67: Which of the following fields is not included in the HELL0 packet of the OSPF protocol? ().
Question68: Compared with the IPv4 packet header, which field is added to the IPv6 packet? ()
Question69: Which of the following network parameters can be assigned by Dynamic Host Configuration Protocol DHCP? ()*
Question70: Which statement about the dynamic AC. address table is correct?
Question71: Which of the following fields does the ARP packet format contain? ()*
Question72: For switches running the SIP protocol, the port needs to wait for the forwarding delay in the Learning state before it can be converted to the Forwarding state. ()
Question73: The router needs to modify the destination IP address in the data packet when forwarding the data packet.
Question74: The broadcast address is a special address that all the host bits in the network address are set to, and it can also be used as a host address. ()
Question75: Which of the following statements about Prefix Segment is wrong? ()
Question76: Since the TCP protocol uses a three-way handshake mechanism when establishing a connection and closing a connection, TCP supports reliable transmission.
Question77: The output information of a certain switch is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)
Question78: Regarding the control plane of the device, which of the following statements is correct? ()*
Question79: On the network shown in the figure, router A adopts link aggregation in manual load balancing mode, and G0/0/1 and G0/0/2 are added to link aggregation group (LAG) 1. Which of the following statements is false about Eth-Trunk 1 on router A?
Question80: What is RouterDeadInterval of the OSPF protocol on the broadcast network by default? ()
Question81: After OSPF is configured on the two routers, the administrator configures commands on RTA. Which of the following descriptions is correct? ()
Question82: Which of the following functions does the LCP protocol in the PPP protocol support? ()*
Question83: OSPF Router ID. It must be the same as the IP address of an interface on the router.
Question84: If the Length of an Ethernet data frame/Type = 0x8100, which of the following statements is correct? ()
Question85: Which of the following fields is not included in the He1lo packet of the OSPF protocol? ()
Question86: By default, in the SNMP protocol, which port number does the agent process use to send alarm messages to N? ()
Question87: In order to realize the launch of FIT AP, FIT AP first needs to obtain the IP address of AC. Which of the following is not included in the way FITAP obtains the IP address of AC.? ()
Question88: Which of the following statements about the edge port in the RSTP protocol is correct? ()
Question89: If the broadcast address of a network is 172.16.1.255, which of the following addresses is the network address?
Question90: Which of the following options describes the concept of the IEV architecture correct? ()*
Question91: The network administrator configures the RTA on the Huawei router as shown in the figure. If a user needs to be authenticated in the authentication domain "huawei", which of the following descriptions is correct? () (Single-choice question) (RTA) aaa (RTA-aaa) domain huawei (RTA-aaa-doaain huavei) authentication -schene au1 (RTA-aaa-dogairhuavel) authenticIcation-schene au2
Question92: Which of the following fields are present in both IPv6 and IPv4 packet headers?
Question93: What are the components of the OSI reference model from top to bottom?
Question94: Which of the following IPv4 addresses the host uses cannot directly access the Internet? ()
Question95: By default, the port cost calculated by STP has a certain relationship with the port bandwidth, that is, the larger the bandwidth, the higher the cost ()
Question96: The network is shown in the figure below. The router uses a sub-interface as the host gateway. The gateway IP address is 10.0.12.2. Which of the following commands can achieve this requirement? () (Multiple Choice Questions)
Question97: VRP operating platform, which of the following commands can only view static routes? ()
Question98: IPv6 uses NS and NA packets to perform duplicate address detection (DAD).
Question99: On an interface that uses PPP as the data link layer protocol, you can configure a static route by specifying the next hop address or outgoing interface. ()
Question100: An ACL rule is as follows: Which of the following IP addresses can be matched by permit rules? () rule5per mit ip source10.0.2.00.0.254.255
Question101: The broadcast address is a special address in which the host bits in the network address are all set to 1, and it can also be used as a host address. ()
Question102: The router running the OSPF protocol reaches the FULL state first, and then synchronizes the LSDB. ()
Question103: When Fit APs go online on an AC, they will necessarily download the system software package from the AC.
Question104: What is the full name of the general routing platform VRP? ()
Question105: In which working state of the port in the STP protocol can it be changed to the Forwarding state without going through other states? ()
Question106: If a windows host is started for the first time, if it uses DHCP to obtain an IP address, what is the source IP address of the first packet sent by this host?
Question107: Apply the ACL configured in the figure in Telnet. Only the device with the IP address of 172.16.105.2 is allowed to log in remotely: ()#acl number 2000 rule 5 permit source 172.16.105.20#
Question108: Which of the following statements about IPv6 address configuration are correct? ()*
Question109: What is correct about the SNMP protocol?
Question110: VLAN4095 cannot be created on Huawei switches, and VLAN1 cannot be deleted.
Question111: Which of the following statements about IPv6 anycast addresses are correct? ()*
Question112: What kind of network equipment can host A and host B use to achieve communication?
Question113: Link aggregation is a common technology in enterprise networks. Which of the following descriptions are the advantages of link aggregation technology? ()
Question114: AAA. Which of the following is not included? ()
Question115: What is the MAC address of the data link layer of each VAP on the AP? ()
Question116: Which of the following interfaces are not open to Huawei controllers?
Question117: Which of the following port states is not included in the RSTP protocol? ()
Question118: Which of the following are not open interfaces for Huawei network equipment? ()*
Question119: FIT AP can work independently without relying on AC. ()
Question120: The two ends of the PPP link are not in the same network segment and cannot communicate
Question121: The subnet mask of a network segment 150.25.0.0 is 255.255.224.0, then () is a valid host address in this network segment. ()
Question122: According to the command shown in the figure, which of the following descriptions is correct? () (Multiple Choice Questions)
Question123: Ethernet_I containing the Ethernet headerIWhat is the length of the frame? ()
Question124: The MAC address table of existing switches is shown in the figure. Which of the following statements are correct? () (Single-choice question)
Question125: All interfaces of the router belong to the same broadcast domain. ()
Question126: DNS is used for domain name resolution
Question127: Which of the following descriptions about firewalls is wrong? ()
Question128: In the network as shown in the figure, the administrator hopes that all hosts cannot access the Web service (the port number is 80). Other services can be accessed normally. Then, in the interface configuration of G0/0/1, traffic-filWhich ACL rule needs to be bound to ter outbound? ()
Question129: In a Layer 2 network with redundant links, which of the following protocols can be used to avoid loops?
Question130: Which of the following IEEE802.11 standards does not support communication in the 5GHz frequency band? ()
Question131: How many planes does a network device have? ()*
Question132: Wireless access controller (AC, Access Cntroller) As a unified management and control device in the FIT AP architecture, the following description of the role of AC. is wrong ()
Question133: The IEEE802.11aC. standard only supports the 5GHz frequency band ()
Question134: Which of the following statements about MPLS Labe1 labels is wrong? ()
Question135: Which packet type is used by network devices running the SNMPv1 protocol to actively send alarm information? ()
Question136: As shown in the following figure, in the switching network, all switches are running the stp protocol. When the topology is stable, which of the following switches can be used to modify the BPDU sending cycle. Can it affect the SWD configuration BPDU sending cycle? () (Single-choice question)
Question137: The network shown in the figure below assumes that all routers can enable OSPF at the same time. Which router is the DR in this network? () (Single-choice question)
Question138: The output information of a router's routing table is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)
Question139: The mask length is 12 bits can be expressed as?
Question140: Which of the following descriptions about OSPF's DD. packets and LSA. is correct ()*
Question141: To ensure that the same data flow is forwarded on the same physical link, which load sharing method does the Eth-Trunk adopt? ()
Question142: Which of the following descriptions about the switch is wrong?
Question143: Which of the following protocols does the RA. message used by IPv6 stateless autoconfiguration belong to? ()
Question144: What is the total length of the port ID in STP?
Question145: In the STP protocol, which of the following factors will affect the election of the root switch? ()*
Question146: In what ways does VRP support router configuration? ()*
Question147: Using a traditional landline to make a call is a way of network communication. ()
Question148: In the OSPF protocol, which of the following descriptions of DR is correct? ()
Question149: At what percentage does the DHCP client send the lease renewal message for the first time? ()
Question150: The switch receives a unicast data frame. If the destination MAC of the data frame can be found in the MAC table, the data frame will be forwarded from the corresponding port of this MAC. ()
Question151: The mac address of the existing switch is shown in the figure. Which of the following statements is correct ()? (Multiple Choice Questions)
Question152: A DHCP server is deployed on the network, but the administrator finds that some hosts have not correctly obtained the addresses specified by the DHCP server. What are the possible reasons? (Multiple Choice Questions)
Question153: As shown in the figure, router A has successfully telneted to router B using 10.0.12.2. Which of the following operations will interrupt the Telnet session between router A and router B?
Question154: The following two configuration commands can realize the router RTA. The main and backup backup routes to the same destination 10.1.1.0: () (RTA)ip route--statiC.10.1.1.02412.1.1.1 permanent(RTA)ip route--statiC.10.2.2.02413.1.1.1.
Question155: What is the function of the command port trunk allow pass vlan all? ()
Question156: On an interface that uses PPP as the data link layer protocol, can you configure a static route by specifying the next hop address or outbound interface? ()
Question157: AP does not need AC. It can independently complete the work of wireless user access, wireless user authentication, and business data forwarding.
Question158: Which fields in the IPv4 header are related to fragmentation? ()*
Question159: UDP cannot guarantee the reliability of data transmission, and does not provide functions such as message sequencing and flow control. It is suitable for flows that do not require high transmission reliability, but require high transmission speed and delay ().
Question160: In the network shown in the figure below, the host has an ARP cache, and host A sends a packet to host B. What are the destination MAC and destination IP of this packet? () (Single-choice question)
Question161: The network is shown in the figure below. Switch configuration information is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)
Question162: By default, the bridge priority of Huawei switches is 32768.
Question163: The network management system can only view the operating status of the device through the SNMP protocol, but cannot issue configurations. ()
Question164: The administrator plans to implement route backup by configuring static floating routes, the correct way to achieve this is ().
Question165: As shown in the figure below. Which network device can host A and host B use to achieve communication? () (Single-choice question)
Question166: Refer to the following commands run on GigabitEthernet0/0/1 and GigabitEthernet0/0/2. Which of the following statements are true?
Question167: Which of the following fields is not included in the HELL0 packet of the OSPF protocol?
Question168: In the VRP system, what function does the Ctrl+Z key combination have? ()
Question169: In order to implement FIT AP online, FIT AP first needs to obtain the IP address of AC. Which of the following options is not included in FITAP obtaining the IP address of AC. ()
Question170: The following rules exist in an ACL of a router. Rule deny top source192.168, 1.00.0.0.255 destination 172.16.10.1 0.0.0.0 destination-port eq 21 is the correct statement? ()
Question171: By default, what is the forward delay time of the STP protocol in seconds?
Question172: Broadcast network. OSPF runs on four routers in the same are
a. Same network segment. OSPF will automatically elect one DR and multiple BDRs to achieve better backup results
Question173: The following figure shows the display interface Eth-Trunk 1 command output on SWA. In the MAC address table of SWA, which of the following interfaces maps the MAC address of SWB?
Question174: In STP, which of the following items may affect the selection of the root switch?
Question175: The Huawei tracert diagnostic attack is used to track the forwarding path of data ()
Question176: In the VRP interface, use the command delete vrpcfg.zip to delete a file. The file must be emptied in the recycle bin to completely delete the file. ()
Question177: The configuration of the country code will affect the actual frequency used for transmission and the maximum transmission power ()
Question178: The MAC address table of existing switches is shown in the figure. Which of the following statements are correct? () (Single-choice question)
<Huawei>display mac address
MAC address table of slot 0:
MAC Address VLAN/PEVLAN CEVLAN Port Type LSP/LSR-ID
VSI/SI MAC-Tunnel
5489 9811 0b49 1 Eth0/0/3 static 0/
Total matching items on slot 0 displayed =1
MAC address table of slot 0:
MAC Address VLAN/ PEVLAN CEVLAN Port Type LSP/LSR-ID
VSI/SI MAC-Tunnel
5489-989d-1d30 1 Eth0/0/1 dynamic 0/-
5489-9885-18a8 1 Eth0/0/2 dynamic 0/-
Total matching items on slot 0 displayed =2
Question179: Complete the ACL configuration shown in the figure on the router RTA. Which of the following descriptions is correct? () (Single-choice question) (RTA) acl 2001 (RTA-acl-basic-2001) rule 20 permit source 20.1.1.0 0.0.0.255
[RTA-acl-basic-2001]rule 10 deny source 20.1.1.0 0.0.0.255
Question180: Which of the following statements about link aggregation are correct? ()
Question181: The network shown in the figure below. Host A is not configured with a gateway, and Host B has the ARP cache of the gateway. Which of the following statements are correct? () (Multiple Choice Question) The answer describes the address wrong
Question182: On Huawei ARG3 routers, the -i parameter of the Ping command in VRP is used to set ().
Question183: When the LCP phase of PPP is negotiated, the content of the negotiation includes ()*
Question184: Users cannot configure VLAN ID. to 0. ()
Question185: In order for the STA to obtain the SSID related information on the AP, which of the following messages is used by the AP to proactively declare the wireless network SSID information?
Question186: As shown in the figure below: The wrong statement is: ()acl number 2000 rule 5 deny source 200.0.12.00.0.0.7 rule 10permit source200.0.12.00.0.0.15 interfaceGigabitEthernetO/0/1 traffic-filteroutbounD.ac12000
Question187: In order to realize the network layer function on the VLANIF interface, do you need to configure it on the VLANIF interface? ()
Question188: After the administrator successfully logs in to the router through Telnet, it is found that the router's interface P address cannot be allocated, then the possible reasons are ()
Question189: On Huawei equipment, if AAA authentication is used for authorization, when the remote server does not respond, authorization can be performed from the network equipment side ()
Question190: There is a WeB server in the private network that needs to provide HITP services to public network users. Therefore, the network administrator needs to configure NAT on the gateway router RTA.
Question191: When deploying ACL on Huawei equipment, which of the following descriptions is correct is ()
Question192: Which of the following statements about static routes on Huawei devices is false?
Question193: What is the length of the Ethernet II frame containing the Ethernet header?
Question194: Take effect immediately after the Router ID of the OSPF process is modified ()
Question195: After the network administrator uses the TracertRoute function on the router device, in the data packet sent by the router, the value of the Protoco1 field in the IPv4 header is? ()
Question196: Now there are the following four segments: 10.24.0.0/24, 10.24.1.0/24, 10.24.2.0/24, 10.24.3.0/24, which route can point to these four network segments at the same time? ()*
Question197: If it is UDP, the value of the protocol field of the network layer is 6 ()
Question198: What kind of message does the OSPF protocol use to confirm the received LSU message?
Question199: The network shown in the figure below. The network where host A is required to access the Internet through Easy IP, then which of the following ACLs should be used on the G0/0/3 interface of router A? () (Single-choice question)
Question200: Which of the following is not the reason why RSTP can increase the speed of convergence? ()
Question201: When a switch receives a unicast data frame with a VLAN tag, but finds that the destination MAC address of the data frame cannot be queried in its MAC address table, the switch's processing behavior for the data frame is.
Question202: STA. The only way to discover the wireless network is the Beacom frame sent by the AP. ()
Question203: The following statement about Python is incorrect ()
Question204: The IPv6 address 2001: ABEF:2240E:FFE2:BCC0:CD0:DDBE:8D58 cannot be abbreviated. ()
Question205: In the RSTP protocol, when the edge port receives the configuration BPDU message, it loses the edge port attribute.
Question206: NAT configuration is as follows, which IP can be converted when accessing the public network (RTA) acl2000 (RTA-acl-basic-2000) rule5 permit source 192.168.1.00.0.0.255 RTA-acl-basic-2000) rule 10 permit source 192.168. 2.0 0.0.0.255 RTA-acl-basic-2000)quit RTA)interface serial1/0/0 (RTA-Serial1/0/0 )nat outbound 2000 address-group1 no-pat *
Question207: The processing behavior of the data frame received by the switch is ()
Question208: Which of the following messages is used for IPv6 stateless address autoconfiguration? ()*
Question209: The following two configuration commands can realize the master and backup backup of the router RIA to the same destination 10.1.1.0.
Question210: How many types of OSPF packets are there? ()
Question211: The network is shown in the figure. Which router is the BDR in this network? () (Single-choice question)
Question212: What are the ACL classifications*
Question213: Regarding the corresponding relationship between the access control list number and type, the following description is correct ()
Question214: In VRPOn the platform, the command"interfacevlanit<vlan-id>"The role is (). ()
Question215: Which of the following parameters need to be considered when electing a root port in STP? ()*
Question216: The network shown in the figure below. The administrator wants RTA to use a static router. Priority is given to sending data packets to RTB's LoopbackO interface through G0/0/1 port. At the same time, G0/0/2 is used as a backup. Then any configuration on RTA can be Realize this requirement? () (Single-choice question)
Question217: OSThe I reference model from high-level to bottom-level is ()
Question218: Which of the following statements is true?
Question219: What is the default lease time of the IP address allocated by the DHCP server?
Question220: The administrator cannot log in to the Huawei router through Telnet, but other administrators can log in normally. What are the possible reasons for the following items? ()
Question221: On the command line interface of Huawei AR routers, the role of the Save command is to save the current system time.
Question222: The WPLS tag header is encapsulated between the data link layer header and the network layer header of the message.
Question223: As shown in the figure. If host A has the ARp cache table of host B, then host A can ping host B. ()(True or False)
Question224: The following statement about static routing in Huawei equipment is wrong ().
Question225: The administrator made the configuration on the router as shown in the figure. At the same time, the administrator wants to assign a shorter lease period to the DHCP address. Which of the following commands should be used? () (Single-choice question) ip pool pooll netyork10.10.10.0ask255.255.255.0 gateway-list 10.10.10.1
Question226: Which of the following statements about direct routing is correct? ()
Question227: Telnet is based on TCP protocol.
Question228: During data access, when accessing different network segments, the destination MAC. Encapsulate the MAC address of the gateway on the source host
Question229: There are hosts in a private network that need to access 1nternet. In order to achieve this requirement, which of the following configurations should be done by the administrator on the edge router of the network? ()*
Question230: The following description of the Router ID of OSPF is incorrect ().*
Question231: Regarding the configuration shown in the figure, which statement is correct? () (Single-choice question)
Question232: Which bridge is in the configuration BPDU sent by the switchID. Impossible to appear?
Question233: The routing table is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)
Question234: As shown in the figure, the network administrator creates VLAN2 on SWA and SWB. The ports connecting the hosts on the two switches are configured as Access ports. They are assigned to VLAN2. G0/0/1 of SWA and G0/0/2 of SWB are configured as Trunki ports. All VLANs are allowed to pass. What is needed to achieve normal communication between two hosts? () (Single-choice question)
Question235: In order to realize the network layer function on the VLANIIF interface, need to be configured on the VLANIF interface? ()*
Question236: FAT AP can independently complete wireless user access, wireless user authentication, and business data forwarding without AC. ()
Question237: The switch G0/0/1 port configuration information is shown in the figure. Which VLAN data frame does the switch forward without VLANTAG? ? () (Single-choice question)
Question238: For switches running the STP protocol, the port needs to wait for the forwarding delay in the Learning state to transform into the Forwarding state. ()
Question239: As shown in the figure, two switches use the default parameters to run STP root primary; Switch B uses the configuration command STP priority 0. Then which port will be blocked? () (Single-choice question)
Question240: Which of the following descriptions about firewalls is wrong? ()
Question241: After FIT AP obtains AC.'s IP address, what is the first operation to perform? ()
Question242: The administrator has configured the router as shown in the figure. At the same time, the administrator wants to assign a shorter lease period to the DHCP address. Which of the following commands should be used? () (Single-choice question)
Question243: Which of the following parameters is not included in the configuration BPDU of the STP protocol? ()
Question244: The Layer 2 networking of WLAN refers to STA. It uses AC as its own gateway. ()
Question245: It is known that there are two entries in the routing table of a router. If the router wants to forward packets with the destination address of 9.1.4.5, the correct one of the following statements is ()
Question246: NAPT allows multiple private IP addresses to be mapped to the same public P address through different port numbers. The following description of the port number in NAPT is correct ().
Question247: What is the default step length of ACL on AR G3 series routers? ()
Question248: The following description about the specified port of the spanning tree is correct ()
Question249: If the Ethernet data frame Length/Type=0X0806, which statement is correct ()*
Question250: When the router forwards a data packet, if it does not match the corresponding detailed route and there is no default route, it will directly discard the data packet ()
Question251: In the VRP interface, use the command startup saved-configuration backup.cfg. Configure the startup.cfg file to be used at the next startup ()
Question252: Neither the A1 ternate interface nor the Backup port in RSTP can forward user traffic, nor can they receive, process, and forward BPDUs ()
Question253: After FIT AP obtains AC.'s IP address, what is the first operation to perform? ()
Question254: Which of the following statements about IPv6 address configuration is correct? ()*
Question255: Which of the following statements is correct for the ACL configured in the Telnet application? ()
Question256: Which information of the data frame is used by the interface to determine whether to forward Layer 2 or Layer 3 forwarding? ()
Question257: Which of the following types of addresses are not included in IPv6 addresses? ()
Question258: As shown in the figure below, host A and host B cannot communicate ()
Question259: As shown in the figure, if the command ping 10.1.1.2 is executed on R1, the data frame of VLAN 10 received from LSW2 by LSW1 is tagged. ()(True or False)
Question260: The route entry 10.0.0.24/29 may be aggregated from which of the following subnet routes? ()*
Question261: Among the following commands for configuring the default route, the correct one is ()
Question262: Which of the following methods can read data non-blocking in Python's telnetliB.? ()
Question263: In the history of WLAN development, which of the following is not included in the main wireless protocol standards in the primary mobile office era? ()
Question264: Management Information Base (MIB) Information Base) is a virtual database, which only exists on the NMS. ()
Question265: On the VRP, when the mkdir test command is run, the system creates a directory named test.
Question266: On Huawei devices, if you use aaA authentication to authorize. When the remote server does not respond, you can authorize from the network device side ()
Question267: After the administrator successfully logged in to the router through Te1net, he found that the router's interface could not be configuredIP address. Then the possible reasons are ()
Question268: The IPV6 address 2001:ABEF:224E:FFE2:BCC0:CD00:DDBE:8D58 cannot be abbreviated.
Question269: The priority of the LACP protocol is shown in the figure. Switch A and Switch B adopt LACP mode link aggregation, and all interfaces are added to the link aggregation group. At the same time, set the maximum number of active ports to 3. Then which port of switch A is not an active port ? () (Single-choice question)
Question270: Which of the following commands is used to display the CPU usage of a router?
Question271: As shown in the figure. All four switches are running $TP. Various parameters are set to default values. If the GO/0/2 port of switch C is blocked and cannot send configuration BPDUs through this port, how long will it take for the blocked port in the network to enter the forwarding state? () (Single-choice question)
Question272: What is the priority value of the direct route entry? ()
Question273: What is the IEEE802.11 standard corresponding to Wi-F16? ()
Question274: The IPv6 protocol uses NS and NA. packets for duplicate address detection ().
Question275: Telnet.read in TelnetliB._The role of all() is to read all data until EOF. If the echo does not return EOF, it will always block ()
Question276: Which of the following parameters cannot be used for advanced access control lists? ()
Question277: On VRP, the command lines are classified into four levels in increasing priority: Visit level, Monitoring level, Configuration level, and Management level. At which level, the operator is permitted to configure service but is not permitted to operate the file system?
Question278: The output information of the sub-interface of a router aggregate port 1 is shown in the figure. Based on this information, which of the following statements are correct? ()
Question279: The DHCP request message is sent by broadcast
Question280: ip route-static.10.0.2.2255.255.255.25510.0.12.2 preference20, the correct statement about this command is ()
Question281: Which of the following descriptions about the 0SPF area is correct ()*
Question282: The administrator configures R1 as shown in the figure. But R1 cannot learn the routes of other routers, so it may be.
The reason is? () (Multiple Choice Questions)
Question283: The output information of the sub-interface of a certain router's aggregation port 1 is shown in the figure. Based on this information, which of the following statements is correct? ( )
[Router A] display Interface Eth-Trunk 1.100Eth-Trunk1.100 current state UP Line protocol current state UP Last line protocol up time 2019-03-04 10:22:40 UTC.-08:00 Description: HUAWEI, ARSeries, Eth-Trunk1.100 Interface Route Port, Hash arithmetiC.:According to SIP-XOR-DIP, Maximal BW:2G.Current BW:2G, The Maximum Transmit Unit is 1500 Internet Address is 10.0.12.2/24 IP Sending Frames'Format is PKTFIT ETENT 2, Hardwareaddress 1s 00e0-fc3b-2015 Current system time:2019-03-04 10:24:29-08:00 Last 300 seconds input rate0 bits/sec.0 packets/sec Last 300 seconds output rate 0 bits /seC.0 packets/sec Realtime 0 seconds inputrate 0 bits/seC.0 packets/sec Realtime 0 seconds output rate 0 bits/seC.0 packets/sec Input: 6 packets, 574 bytes, Output: 7 packets, 638 bytes, Input bandwidth utilization 0% Output bandwidth utilization 0% PortName Status Weight GigabitEthernet0/0/1 UP 1 GigabitEthernet0/0/2 UP 1 The Number of Ports in Trunk:2 The Number of UP Ports in Trunk:2*
Question284: What command line views exist on the VRP operating platform? ()*
Question285: The role of the OSPF protocol is
Question286: Which of the following are not the characteristics of a small campus network? ()
Question287: The network shown in the figure below. Which router is the BDR in this network? () (Single-choice question)
Question288: What kind of message does the 0SPF protocol use to request the locally missing LSA? ()
Question289: Which of the following advantages does the single-arm routing method achieve routing intercommunication between Vlan? ()
Question290: The Tracert diagnostic tool in Huawei routers is used to track the data forwarding path.
Question291: Network as shown in the picture. The administrator hopes that all hosts cannot access the Web service (the port number is 80). Other services can be accessed normally. In the interface configuration of G0/0/1, which ACL rule needs to be bound to trattie-frilter outbound?
Question292: Which of the following statements about the various versions of the SNMP protocol are correct?
Question293: OSPF protocol needs to elect DR and BDR in which of the following network types? ()*
Question294: The bridge ID of the STP protocol in the switching network is as follows. Which of the following bridge IDs will be the root bridge? ()
Question295: The MPLS label header is encapsulated between the data link layer header and the network layer header of the message. ()
Question296: Refer to the configuration of the single-arm routing in the figure below, you can judge that even if the ARP proxy is not enabled on the sub-interface of R1,The administrative department and the financial department can also visit each other. ()(True or False)
Question297: When adopting LACP mode for link aggregation, what is the default system interference level of Huawei switches? ()
Question298: Which of the following commands configures the authentication mode as HWTACACS authentication? ()
Question299: The output information of the routing table of a certain router is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)
<R1>display ip routing-table
Route Flags: R-relay, D-download to fib
Question300: Assume that an OSPF-enabled router has no loopback interface configured. What would be used as the router ID?
Question301: Which of the following information is not included in the MAC address table of the switch? ()
Question302: Which of the following protocols is OSPF based on?
Question303: 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?
Question304: Which category does the IPv6 address FE80:2E0:FCFF:FE6F:4F36 belong to? ()
Question305: In the network shown in the figure, which of the following descriptions is correct? () (Multiple Choice Questions)
Question306: Which of the following IPv6 addresses is a multicast address? ()
Question307: The G0/0/1 interface configuration information of router A is shown in the figure. Which of the following statements are correct? () (Multiple Choice Questions)
Question308: There is no channel overlap in the 14 available frequency bands in the 2.4GHz frequency band. ()
Question309: Link aggregation is a common technology in enterprise networks. Which of the following descriptions are the advantages of link aggregation technology? ()
Question310: Refer to the graphic, which of the following statements is true about OSPF topology and configuration?
Question311: The function of the 0SPF hel1o message is ()
Question312: Which of the configurations in the following options belong to a Layer 2 ACL? ()*
Question313: Two switches use manual link aggregation at the same time. The following statement is wrong. () (Single-choice question)
Question314: The device port running the STP protocol is in the Forwarding state. Which of the following statements are correct? ()
Question315: STA. Before associating to AP, it needs to obtain SSID through some message exchange. What are these messages? ()
Question316: Switch stacking supports more than two devices, and multiple switches can be grouped into a logical device through stacking. ()
Question317: Which version of the SNMP protocol below supports encryption features?
Question318: A routing entry contains multiple fields. Which of the following statements about these fields is false?
Question319: After the two routers are configured with 0SPF, the administrator configures the command on RTA. The following description is correct ()
Question320: Which of the following packet types is used by RADIUS to indicate authentication rejection? ()
Question321: When an AP and an AC are located on different Layer 3 networks, which of the following methods is recommended for the AP when discovering the AC?
Question322: Which of the following statements about single-arm routing are correct? ()*
Question323: A network administrator of a company wants to be able to remotely manage the network equipment of the branch. Which of the following protocols will be used? ()
Question324: The following figure shows the routing table of a router. When the router receives a destinationIWhen the P address is a data packet of 9.1.1.1,The router will forward according to the route of 9.1.0.0/16 because the mask length of this route is longer. ()(True or False)
Question325: What command can be typed in the system view to switch to the user view? ()
Question326: The network structure and OSPF partition are shown in the figure. Except for RTA in the figure, the routers RTB, RTC and RTD are all ABR routers. ()(True or False)
Question327: Which of the following port states does the RSTP protocol include?
Question328: On the switch, which VLANs can be deleted by using the undo command? ()*
Question329: When the lease period reaches what percentage does the DHCP client send the lease renewal message for the first time? ()
Question330: Which of the following IPv4 addresses is a class A address? ()
Question331: Which of the following statements about the S field in the MPLS packet header are correct? ()*
Question332: In the network as shown in the figure below, host A logs in to router A through Telnet. Then obtains the configuration file of router B through FTP on the remote interface. At this time, how many TCP connections does router A have? () (Single-choice question)
Question333: The HybriD. port can be connected to the user host or other switches. ()
Question334: Compared with STP, which of the following port roles are newly defined in RSTP? ()*
Question335: LACP protocol priority, switchA. and switch B. adopt LACP mode link aggregation, and all interfaces join the link aggregation group, and set the maximum number of active ports to 3, then which interface of switch A is not an active port? ()
Question336: Fit APs can work independently of an AC.
Question337: In a Layer 2 network with redundant links, which of the following protocols can be used to avoid loops?
Question338: Which of the following types does IPv6 address include? ()*
Question339: As shown in the figure below. All hosts can communicate normally. Which of the following statements are correct? () (Multiple Choice Questions)
Question340: PPPoE sessions can only use CHAP authentication.
Question341: The configuration of the country code will affect the frequency used for actual transmission and the maximum transmission power. ()
Question342: The priority of OSPF routing protocol is ()
Question343: As shown in the broadcast network. 0SPF runs on four routers. And in the same are a. Same network segment. OSPF will automatically elect one DR and multiple BDRs to achieve a better backup effect. ()(True or False)
Question344: The network shown in the figure below. Two switches are connected by four links. COPPER refers to electrical interface and FIBER refers to optical interface. Then which two interfaces can realize link aggregation? () (Single-choice question)
Question345: The transport layer protocol has UDP and TCP, but UDP is more reliable than TCP