Boson Practice Exam

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• An ACL configured as 'ip access-list 1 permit 172.16.4.0 0.0.1.255' is applied to VTY lines with 'access-class 1 in'. Which statement accurately describes how ACL 1 affects Telnet access to the router?
• In autonomous AP deployment, the wireless LAN controller is integrated into the access point.
• Which plane is associated with operational configuration and ongoing management of network devices?
• Which cloud service model provides access to applications running in the cloud but does not allow management of the cloud infrastructure or configuration of the applications?
• Which wireless frame is periodically transmitted by an access point to announce its presence to clients?
• Which plane deals with encapsulation/decapsulation, adding/removing trunk headers, MAC tables, routing tables, encryption, NAT, and ACLs?
• FlexConnect ACLs are configured on which devices, abbreviated as LAP?
• Which Layer 2 security mode combines WPA and WPA2 on a wireless network?
• Which table in EIGRP stores possible routes including feasible successors before selecting the successor?
• Which network device OS is typically interacted with via CLI, with access possible through the console port, Telnet, or SSH?
• In IPv6, which address is used as a link-local multicast address to reach all routers on a segment?
• Which cloud service model provides the most control over provisioning processing, memory, storage, and network resources?
• To restore the LLDP hold timer configuration to its default value, which command should you issue?
• For enabling SSH with cryptographic functionality on a Cisco device, the device must run which IOS image?
• What is the default OSPF Hello timer on Broadcast and P2P networks?
• Which plane is primarily responsible for network management, including configuration and monitoring?
• Routers then send LSR (link-state request) packets to request the contents of the neighbor's OSPF database. The neighbor replies with LSU packets containing the routing database information. Which state handles this LSR/LSU exchange?
• In OSPF, which mechanism is used to discover neighbors and form adjacencies?
• How often does a switch transmit LLDP advertisements by default?
• Which command displays the best next-hop routes learned via EIGRP?
• Which statement best describes why WRED is useful in networks where the majority of traffic is TCP?
• Wireless Domain Services refers to a WLC module that can be installed on Catalyst 6500 series switches or Cisco 7600 series routers and is not part of Cisco Autonomous WLAN solutions.
• Which term is another name for a hypervisor?
• Which of the following is an MD5-hashed secret example as shown in the notes?
• In the Cisco IOS, which protocol transports control messages and data between APs and the Wireless LAN Controller in a lightweight architecture?
• Which configuration line is used on non-broadcast OSPF networks to specify a neighbor?
• What is the default CoS value for Voice signaling packets in VoIP?
• Which statement about RFC 1918 private address spaces is true?
• REST is an example of which API type alongside OSGi?
• Which OSPF command causes a router to originate a default route into the OSPF domain?
• Which configuration management tool accepts inbound requests from agents by using HTTPS on TCP port 8140?
• Which configuration management tool pairs with a Ruby DSL for its modules?
• Which command disables LLDP globally on a device?
• Which of the following is a private IP address within RFC 1918?
• What HTTP status code indicates a successful POST creating a resource?
• In an ACL, which rule applies to all traffic not matched by explicit statements?
• How many MAC address fields are present in an 802.11 data frame sent from a wireless station to a host on a wired network?
• Which command displays the memory dump for a specific lightweight AP named MYLAP?
• Which of the following is a valid HSRP version 1 virtual MAC address?
• Which component provides dedicated hardware-based packet forwarding in the fabric?
• Which statement about 802.11 channel usage is true for the United States?
• The metric that the next-hop router has calculated for a destination is called what?
• Which CIDR notation corresponds to the private IPv4 block 172.16.0.0?
• Which service model involves installing provider-supported applications in the cloud infrastructure, with access to infrastructure, tools, and languages to develop and serve applications?
• On a Cisco router, which passwords will be encrypted after you enable password encryption?
• Which protocol uses a default 30-second update frequency?
• Which enterprise management platform is specifically built to support Cisco SDA and abstracts the complexity of network configuration through a centralized controller and GUI?
• Which traditional Cisco management platform is browser-based and does not support Cisco SDA?
• REST APIs encode data either in XML format or JSON format.
• Which cloud service model allows users to access cloud applications but does not enable the user to manage the cloud infrastructure or the applications?
• Which statement best describes the scope of passwords encrypted by the service password-encryption feature?
• Which First Hop Router Protocol uses the virtual MAC address 0000.5E00.0101?
• WRED aims to prevent which problem in networks with congestion?
• What does the Duration field indicate in 802.11 MAC frames?
• Which encryption standard offers the most security among the options: RC4, AES, DES, 3DES?
• Which IPv6 address is used to send a packet to all routers on the local link?
• In GRE over IPSec, what does the sending host do during encapsulation?
• Which SNMP action retrieves the next value in a sequence from an SNMP agent?
• What is the EIGRP data structure that lists all networks EIGRP found and their connected interfaces?
• Which SNMP version supports the user and group configuration in its authentication security model?
• Which statement best describes PortFast in STP?
• In EIGRP, Advertised Distance refers to the distance to the destination as advertised by a neighbor. Which option best describes AD?
• Which command enables PortFast on an interface?
• Cisco Meraki APs connect to a centralized management system called Cisco Meraki _______.
• Which command should you issue to encrypt the password required to access privilege level 7 on a Cisco router?
• Which IPv6 prefix is globally routable?
• Which statement about ACLs is true?
• What is the consequence of a MAC address table overflow on a switch?
• In GLBP, how many AVFs can be associated with a single AVG?
• Which statement best describes the purpose of deauthentication frames?
• Which component serves as the centralized management plane in Cisco ACI?
• In a Wireless LAN Controller environment configured with Link Aggregation (LAG) across eight distribution system ports, what happens when seven links fail?
• Which EIGRP term refers to a backup route that can be used if the successor fails?
• In the REST API output, which value is a text value?
• To minimize roaming time for 802.1X clients when using WPA2 on a WLAN, which key management method should be selected in the Auth Key Mgmt option?
• What is the normal OSPF neighbor state for a router that is not the DR or BDR?
• The command ip route 10.1.1.0 255.255.255.0 f0/1 is an example of which type?
• Which statement is true about encryption options for Cisco automation APIs?
• Which interface is the only one available while the WLC is booting?
• Which channel and SSID configuration is considered best practice when expanding an existing 802.11 network?
• Why does the command 'enable password 7 password123' produce an 'Invalid encrypted password' error?
• In OSPF, if the router-id command has not been entered, the RID is taken from the loopback interface with which IP attribute?
• What is a key benefit of having an SDK as part of DNA Center?
• Which cloud service enables a consumer to install and configure provider-supported applications, using the provider's infrastructure and tools to develop cloud-based applications?
• Which application layer protocol is commonly used for file transfer over TCP?
• What is the primary role of the Northbound API in SDN architecture?
• Which option correctly expands the acronym GRE?
• Which VLAN is used by DTP to negotiate a trunk link when 802.1Q encapsulation is configured on the interface?
• Disables ports that erroneously receive BPDUs. This is applied to edge ports that have PortFast enabled.
• Which action corresponds to the second step of the site-to-site IPSec encryption process?
• Which southbound API uses a declarative SDN model?
• Which security threat can be mitigated with User Awareness or Training?
• DR & BDR are fully synchronized. A router will periodically send Hello packets to its neighbors to indicate that it is still functional. What is the neighbor state when this is true?
• In HSRP, which part of the virtual MAC address identifies the HSRP group number?
• Which statement best describes PortFast's effect on a port?
• Which platform is designed to support SDA with a centralized controller and GUI, and is marketed as an enterprise management solution?
• In EIGRP, Advertised Distance (AD) stands for what?
• PortFast, UplinkFast, and BackboneFast are features native to which 802.1 standard?
• Which of the following metrics is NOT part of EIGRP's default metric components?
• In an Ethernet frame, which field is encountered first?
• In the REST API example, the value 12345 is best described as which data type?
• Which CIDR notation corresponds to the private IPv4 block 192.168.0.0?
• Which deployment enables a Cisco Meraki AP to automatically configure itself when connected to a network?
• What is the range for a Class C network block?
• It is NOT possible to configure FlexConnect ACLs for the native VLAN if the VLAN configuration is inherited from a FlexConnect group. (True/False)
• Which service model involves the consumer installing their own applications and operating system, while the provider maintains the underlying cloud infrastructure?
• Which plane is described as the component of a controller-based network in which applications are written to interact with the centralized controller?
• Which of the following is a recommended measure to prevent VLAN hopping?
• Which protocol only elects an active router and a standby router (based on priority value)?
• Which Wi-Fi frame type is primarily used to announce the presence of a Basic Service Set to nearby stations?
• Which command should you issue in interface configuration mode on the Catalyst 2950 switch to make the IP phone trust the CoS priority of incoming data packets generated by the attached host?
• Which of the following is NOT listed as a southbound API option in the material?
• Which command allows you to display debugging messages?
• When multiple ACLs that use the same protocol are applied to an interface, which statement is true?
• Which two VLANs were used as native VLANs on the two switches in the trunk example?
• In an Ethernet frame, which field follows the Type field?
• Which ACL number will take effect on interface G0/0/0 given the listed ACL entries?
• LLDP: Update Frequency and Hold Timer default values?
• Which statement best describes TACACS+ in comparison to RADIUS?
• What feature can you leverage on the AP to prevent administration of the WLAN from a particular VLAN?
• In SDN architecture, which plane is intended to host applications and northbound interfaces?
• Which interfaces are user defined and typically used for wireless client data, functioning like VLANs, with up to 512 can be created?
• In the APIC-ACI model, which option best describes the Endpoints grouping we refer to as Endpoint Groups (EPGs)?
• Which of the following networks is not defined by RFC 1918?
• Which tunneling protocol enables carrying any Layer 3 protocol inside an IP tunnel?
• Which interface type is explicitly associated with Fiber Distributed Data Interface in the OSPF note?
• Which security threat can be mitigated with Physical Access Control?
• Which of the following devices cannot be connected to leaf nodes in the Cisco ACI architecture?
• Which of the following is a Layer 2 security option you might configure on a switch for wired clients?
• In OSPF, on a Broadcast network, DR and BDR elections occur after which neighbor state is reached?
• Which configuration management tool stores configurations in "playbooks" that are written in YAML?
• When configuring OSPF on a router with loopback0 10.10.10.10 and loopback1 5.5.5.5, which address will be selected as the router ID?
• Which term is an SBI (as listed in the material)?
• What is the metric used by the IS-IS routing protocol?
• Which statement is true about CCMP's encryption?
• In the Site-To-Site IPSec flow, which device decrypts the data and the session key?
• Which plane deals with Telnet, SSH, SNMP, and SYSLOG?
• Which of the following WLC interfaces is the only available interface when the WLC is booting?
• Which SYSLOG severity level corresponds to number 3?
• Which of the following APIs is not typically used to enable communication between an SDN controller and the application plane?
• Which application layer protocol can operate over both UDP and TCP?
• Which OSPF packet is used to request specific LSAs from a neighbor?
• Reduces convergence time by placing edge ports into a forwarding state.
• On an OSPF non-broadcast network, which command is required to establish adjacencies?
• What is the default LLDP holdtime (in seconds) before LLDP information is discarded?
• Creates VXLAN tunnels between SDA switches.
• In OSPF, which description best fits the purpose of the maximum-paths directive?
• What is the maximum number of dynamic interfaces a WLC can contain?
• Which statement best describes what must match across switches for VTP to function?
• Some Cisco IOS commands store passwords as clear text, but you can then encrypt the passwords with the service password-encryption global command. By comparison, other commands store a computed hash of the password instead of storing the password. Which option is most accurate about why one method is better than the other?
• Which of the following terms is NOT an SBI term listed in the material?
• In a Switch-Phone-PC QoS scenario, which action moves the trust boundary to the IP phone by configuring the switch port?
• Which frames are used to manage the connection between an access point and a wireless client?
• In the site-to-site IPSec encryption process, which action corresponds to the first step?
• An API provides data to an administrator from a centralized controller. Which network management technique is being used?
• APs operating in ______ mode enables a failsafe for if the CAPWAP tunnel to the WLC goes down.
• Which product is described as a LAN management platform predating SDA and suitable for up to 80 devices?
• Which CiscoWorks component can be installed to automate the management and deployment of APs in a Cisco Autonomous WLAN solution?
• Which OSPF network type uses DR and BDR elections?
• Which Cisco component provides wireless network management services in a Cisco Unified Wireless Network and uses LWAPP?
• When PortFast is enabled globally, which ports will immediately start forwarding?
• In an 802.11 MAC frame, what is the first component?
• Which of the following addresses is a private IPv4 address?
• Which WLC interface is dedicated for maintenance and recovery if the controller fails?
• Which pair of ports is used by FTP?
• In OSPF, which state is entered after the 2-Way state when routers begin database synchronization?
• Which statement correctly describes Northbound APIs in SDN?
• Which statement about FlexConnect ACLs is true?
• In addition to four static interfaces, a WLC can contain up to 512 of this type of interface?
• Which deployment typically requires a separate wireless controller (WLC)?
• Which two protocols cannot load balance?
• What is the reason given for the ping behavior in the trunk example?
• Under OSPF's default reference bandwidth, which factor determines the path cost for an interface?
• Which configuration management tool stores configurations in "cookbooks" written in Ruby DSL?
• What is the last field in an Ethernet frame?
• Which field directly follows the sequence number (SEQ) in the 802.11 MAC frame header?
• In a controller-based network, which routing protocol's functions are most likely moved to the centralized controller?
• Which cloud service model provides an environment where developers can build and deploy applications using provider-managed infrastructure?
• Which SNMP action is used by the agent to proactively notify the management system of an event?
• Which southbound API uses XML and RPCs to configure network devices?
• When a HostA browser connects to WWW_server for the first time and there is no hosts file, which component is contacted to resolve the hostname before establishing the TCP connection?
• What is the default administrative distance of directly connected routes?
• Which of the following is a Layer 3 security option for a guest LAN?
• Which QoS level would you typically allocate for guest access to minimize resource usage?
• What is the best practice when expanding an existing 802.11 wireless network?
• Which Cisco-proprietary FHRP elects an AVG and up to four AVFs?
• A router is stuck in ExStart state. Which issue should you check?
• A company licenses a provider's office software and email service accessed through a web browser. This is an example of which cloud service model?
• What is the next component after SEQ in the 802.11 MAC frame?
• WLC QoS: Which QoS option prioritizes video traffic?
• When LAG is enabled on a WLC with eight distribution system ports, which statement is true?
• If you issue power inline police action log from interface configuration mode, what happens when a PD attempts to draw more than its allocated power?
• CCKM stands for which of the following?
• Which service model is least likely to require changes to the consumer's network design because it is delivered through a web browser?
• What is the prefix length that identifies a host route in CIDR notation?
• Which command would you use to enter an unencrypted secret password of 'password123'?
• Which statement about FlexConnect ACLs is true?
• In the MAC address example 00-50-56-C0-00-04, how many octets make up the OUI?
• Which protocol encrypts only the password in Access-Request packets?
• Which command stops debug message output?
• In Spanning Tree Protocol (STP), which Bridge ID value is used to elect the root bridge?
• Is the entirety of the overlay network and the underlay network.
• Which encryption standard is more secure?
• Which example best describes the SaaS service model?
• Which SYSLOG severity level corresponds to number 5?
• Which SYSLOG severity level corresponds to number 1?
• Which protocol is not Cisco-proprietary and elects a master router and a virtual router backup?
• In a split-MAC deployment, which function is performed by the WLC besides resource reservation?
• Which congestion management method identifies traffic flows based on source and destination IP address, port number, protocol number, and ToS, and is easy to configure but only on interfaces at 2.048 Mbps or lower with no bandwidth or delay guarantees?
• Which SYSLOG severity level does the numeric value 7 correspond to?
• Which action is NOT recommended to prevent VLAN hopping?
• Which interface is used if DHCP relay is enabled on the controller and can serve as the DHCP server address for wireless clients?
• Which plane is the component of a controller-based network in which applications are written to allow interaction with the centralized controller, typically to improve management through automation?
• Which of the following command sequences would change the OSPF administrative distance to 25 if OSPF process ID is 1?
• When configuring a WLAN with MyCompanyLAN, which action should be performed first on the GUI?
• Which command configures a clear-text password for enabling privileged EXEC mode?
• What is the Administrative Distance of IGRP?
• Which statement is true about RFC 1918 addresses?
• Which field identifies the source address in an Ethernet frame?
• L2 switches, L3 switches, and end devices typically operate in which plane?
• In a routing table, which code denotes a directly connected network?
• Which statement best describes the default operating mode for a Lightweight Access Point (LAP)?
• Which routing protocol provides gateway redundancy by using a virtual IP address and a master-backups arrangement?
• What term describes an Ethernet frame that exceeds 1518 bytes?
• Gmail and Outlook are examples of which type of cloud infrastructure?
• In EIGRP, what is the best entry in the topology table called?
• Which term describes an Ethernet frame that exceeds 1518 bytes?
• Which 802.11 MAC frame field provides error detection through a Frame Check Sequence?
• Which management frame is sent from the wireless client to the AP to request access to the wireless network after authentication?
• Which EIGRP command is used to determine whether feasible successors can be used for unequal-cost load balancing?
• Which statement about IPsec is true?
• What is the default CoS value for traffic received from the host on the access port?
• CDP Hold Timer is 180 seconds.
• WLC QoS: Which QoS option provides the lowest bandwidth (Typically for guest services).
• What feature prevents MAC flooding by limiting learned MAC addresses on an interface?
• In IPSec, which term describes the step that encapsulates encrypted data and session key into a packet with a VPN header and a new IP header?
• Which plane is responsible for network decision making in both a controller-based network and a traditional network?
• Which description best fits the exhibit snippet?
• Which management frame is used by a wireless client to request network information from APs in range?
• In EIGRP, which distance value is used by the router to determine the best route distance to a destination, as advertised by the neighbor?
• If you are installing three 802.11b WAPs in administrative offices in NY, which channel set should be configured on the APs to avoid overlap?
• What is the second-best entry in the topology table called?
• AVG may be referred to as which of the following?
• What is the purpose of a DBD packet in the OSPF neighbor adjacency process?
• What is the default CoS value for Voice Data packets in VoIP?
• Imagine that you have configured the enable secret command, followed by the enable password command, from the console. You log out of the switch and log back in at the console. Which command defines the password that you had to enter to access privileged mode?
• In SDN, which term describes the virtual network built on top of the physical network to support virtualization?
• In SDN, which plane hosts network applications and policies and is accessed via APIs from higher-level software?
• Which actions describe features typically supported by a Cisco next-generation intrusion prevention system beyond traditional IPS capabilities?
• In GLBP, what is the role of an AVF?
• REST APIs are typically used to communicate with an SDN application plane.
• EtherChannel: Active/Passive refers to which protocol?
• On which type of LAN is Layer 2 security not possible?
• Which MAC address represents an IP multicast address?
• In the REST API example, 'group' is an example of an _______.
• Which type of route is represented by the command ip route 10.1.1.0 255.255.255.0 172.1.1.1?
• In a site-to-site VPN using GRE with IPSec for transport, what happens immediately after the sending host encapsulates the packet?
• What is the default maximum number of equal-cost paths in OSPF?
• CAM stands for what in switch terminology?
• What is the maximum VLAN ID defined by 802.1Q?
• Which LAN management platform predates SDA and is a free Java based desktop application that can manage up to around 80 devices?
• Which statement is true about RFC 1918 private address blocks?
• Which command allows you to filter log messages to a SYSLOG server?
• Which HSRP router or routers will use the HSRP virtual IP address and respond to ARP requests with the HSRP virtual MAC address?
• Which command enables BPDU Guard on an interface in interface configuration mode?
• Which virtual device is used to route telephone calls between a telephone company and phones within a single office location?
• APs deployed at the access layer contact the cloud to automatically configure themselves. Which deployment type is described?
• Which command displays SYSLOG server settings for every AP joined to the WLC?
• Which statement is true about applying multiple ACLs on the same interface?
• Which statement describes a benefit of network automation related to deployments?
• Typically used to initiate a session with a DSL service provider. Frames are encapsulated into Ethernet frames for transmission to the service provider. Because these frames are not encrypted, it cannot provide a secure connection between a remote location and a company headquarters.
• Which Cisco component simplifies the management and deployment of wireless APs in a Cisco Autonomous WLAN solution?
• Which device is used for policy enforcement in Cisco API fabric?
• Which statement describes the relationship between the control plane and the data plane in a controller-based SDN?
• Which capability distinguishes a next-generation firewall from a traditional firewall?
• Which CIDR notation corresponds to the private IPv4 block 10.0.0.0?
• Which component is the central controller in Cisco's API architecture?
• In the REST API sample, 'id': 12345, the value of the 'id' key is _______.
• Which plane handles the network decision-making logic in both controller-based and traditional networks?
• In EIGRP, which distance is the metric value reported by a neighbor to the destination?
• Which of the following is a valid HSRP version 2 virtual MAC address?
• OSGi and REST are examples of which API type?
• Which command configures an already encrypted enable password with type 5 encryption?
• Which automation protocol uses XML and RPC to configure network devices and typically relies on SSH for transport?
• Which statement about OSPF neighbor states is true?
• What does the acronym UDLD stand for?
• In an 802.11 MAC frame, what are the next three components after DUR?
• What is the next component after ADD3 in the 802.11 MAC frame?
• In an SDN network, the management plane is centralized.
• What does the acronym GRE stand for?
• In OSPF, if the router-id is not configured, the RID uses the loopback interface with the highest IP address; which option represents this behavior?
• In a spine-leaf fabric, are spine nodes connected to each other?
• How many static interfaces can a WLC have?
• Which configuration management tool uses HTTPS?
• In the Ethernet frame sequence, which field precedes the Data field?
• Why does the command 'enable secret 5 password123' produce an error indicating the secret must be an MD5 hash?
• The command ip route 10.1.1.0 255.255.255.0 f0/1 172.1.1.1 is an example of which type?
• Which configuration management tool uses HTTPS for communications?
• What plane does a centralized controller connect by using a northbound API?
• Collection of devices that comprises the IP network that connects to each fabric node.
• RouterA receives routes to the following overlapping networks: 192.168.1.0/24, 192.168.1.0/25, 192.168.1.0/26, 192.168.1.0/28. Each route is received with a different routing protocol. Which routes will RouterA install in the routing table?
• FlexConnect ACLs can be configured with a per-rule direction. (True/False)
• Which API enables an SDN controller to communicate with devices in the data plane?
• Which statement correctly describes WRED (Weighted Random Early Detection)?
• Directly connected routers are placed into which EIGRP table?
• Which REST API encoding format uses HTML-like tags to define blocks of data?
• If a company uses a cloud service to provide hardware and bandwidth while the company manages the OS and software, this is an example of which cloud model?
• Which API is designed for communication between network applications and the controller?
• A network engineer issues a show running-config command and sees only one line of output that mentions the enable secret command, as follows: enable secret 5 $1$ZGMA$e8cmvkz4UjiJhVp7.maLE1. Which of the following is true about users of this router?
• What is the purpose of the DATA field in the 802.11 MAC frame?
• Which command configures how often LLDP advertisements are sent?
• In EIGRP, what term denotes the total metric to reach a destination?
• Which application layer protocol commonly uses UDP for its transport and is used for simple file transfers?
• Which is a benefit of network automation?
• Which of the following is not a type of IEEE 802.11 control frame?
• Power ________ is a Cisco feature that enables a switch to monitor the current draw of connected devices and to take action if the draw exceeds the amount allocated to the PD in accordance with its negotiated power class.
• Which SYSLOG severity level corresponds to number 7?
• Which configuration management tool uses manifest files with a .pp extension?
• Which is a likely cause when an interface on a switch enters error-disabled state after connecting an unconfigured switch to F0/1?
• What term describes running a guest operating system inside another operating system?
• When PortFast is enabled on a switch port, what happens to the port's state?
• Which API enables an SDN controller to communicate with applications in the application plane?
• If you configure power inline policing on an interface and a connected device tries to draw more power than allocated, what happens?
• Which statement is true regarding an EIGRP feasible successor?
• Which feature prevents a switch from learning more MAC addresses than configured on an interface?
• In EIGRP, the metric to a neighbor router plus that neighbor's AD to the destination network is called what?
• Which statement about FlexConnect ACLs is true?
• Which command configures an already encrypted password using type 7 encryption?
• In an 802.11 MAC frame, after the Frame Control field, what is the next field?
• Which table is used to forward traffic in a router using EIGRP?
• A controller communicates with the data plane using which type of interface, including examples like NETCONF, OpenFlow, OpFlex, or OnePK?
• Which field carries the actual payload data in an Ethernet frame?
• Which OSPF packet type is used to advertise multiple LSAs during synchronization?
• Which statement differentiates RED from WRED?
• In SDN terminology, which term describes the logical network built on top of the physical network?
• In the sample 'enable secret 5 $1$ZGMA$e8cmvkz4UjiJhVp7.maLE1', what does the leading '5' indicate?
• Which statement is true about dynamic interfaces on WLCs?
• Which statement is NOT a characteristic of a controller-based network?
• Which SYSLOG severity level corresponds to number 0?
• Which routing table entry represents the default route to any destination?
• An attacker floods the switch's MAC address table with forged frames to exhaust its CAM capacity. This type of attack is called ____.
• In a router with five routes (static, RIPv2, IGRP, OSPF, internal EIGRP), if the static route fails, which routing protocol's route will be used by default?
• Which of the following addresses will a switch use to populate the CAM table?
• Which MAC address represents a broadcast address?
• Services like Gmail and Outlook are examples of which cloud service model?
• In Cisco Application Centric Infrastructure, APIC serves as which component?
• Using a cloud service to host DNS and DHCP servers is an example of which cloud model?
• Which command displays a list of dump files generated by lightweight APs?
• In the WLAN configuration using the WLC GUI, which setting is most likely configured by the Layer 3 Security drop-down on the Layer 3 tab?
• In a split-MAC deployment, which function is performed by the Wireless LAN Controller?
• Which has a master router and one or more backup routers. The master router has the highest priority.
• After DR and BDR are elected, neighbor routers form master-slave relationships to establish the exchange of link-state information. Which OSPF neighbor state describes this phase?
• Which Cisco solution is described as a Cisco-developed means of building LANs by using automation policies?
• In the REST API example, the values 'Accounting Folder' and 'Sales Folder' are described as which data type?
• What is the purpose of 802.1Q tagging?
• The SEQ field in the 802.11 MAC frame represents what?
• What does SDN stand for?
• Which network OS is commonly managed via a command-line interface (CLI) accessed through the console port, Telnet, or SSH?
• What is the default Dead timer on Broadcast and P2P networks?
• Which EIGRP term describes the path that the neighbor has calculated as a candidate for routing, before considering the local router's best path?
• Southbound protocols connect to a network's physical devices; what is the name of the database or registry of the services provided by the southbound APIs?
• Which queueing method processes packets in the order they are received with no prioritization?
• In SDN terminology, which term describes the physical network substrate?
• What term describes an intelligent network architecture where a software controller assumes control plane functionality for all network devices?
• In Cisco ACI, which term describes grouping endpoints for policy application?
• Which statement describes a benefit of network automation?
• Which IPv6 address is reserved to reach all nodes on the local link?
• Which management frame contains the SSID of the wireless network?
• Which API is typically used to enable communication between an SDN controller and the application plane?
• Which statement best describes a lightweight AP in bridge mode?
• Which of the following is true about implicit deny in ACLs?
• What does the encryption type '5' indicate when used with an enable secret in Cisco IOS?
• Which cloud service model best describes software applications delivered over the internet without local installation?
• Entering the command 'ntp server 10.1.1.5' puts the router into static ______ mode.
• How many address fields are present in the 802.11 MAC frame header before the data field?
• Telnet uses which well-known TCP port?
• CDP: Update Frequency and Hold Timer default values?
• Which SYSLOG severity level is the least severe?
• Which statement about RESTCONF is true?
• Which feature should be enabled on PortFast-enabled ports to prevent rogue switches from modifying the STP topology?
• Which command displays IP addressing and other information about the specified AP, with a hint referencing MY LAP?
• All routers are in the 2-Way state on a Broadcast OSPF network. You should verify whether all routers on the segment are set with the same ____________ of 0, which prevents any of them from becoming the DR or BDR.
• What is the term for using a legitimate service to redirect users to a malicious or compromised site?
• In the REST API example, fname and lname are examples of ______ _______.
• Which of the following multicast address ranges is non-routable?
• Which protocol combines authentication and authorization services into a single function?
• To enable SSH on a router, which IOS image should be installed?
• Which statement best describes the primary role of southbound APIs?
• Which IPv6 prefix is designated for link-local unicast addresses?
• What is the range for a Class B network block?
• Which AP deployment term describes APs whose traffic is managed by a Wireless LAN Controller located in a switch stack?
• Which statement describes the role of a northbound API in SDN?
• In the displayed interface snippet for Loopback99, which IPv4 address and subnet mask are configured?
• Which term represents the integrated network fabric that includes both the overlay and underlay?
• Which field in an 802.11 MAC frame indicates that the frame is a management frame?
• Which action is the first step in Site-To-Site IPSec?
• Which channel set is non-overlapping for three APs in the common non-US region such as Japan or Europe?
• Which SYSLOG severity level corresponds to number 6?
• Which Cisco product is commonly abbreviated as PI?
• In SDN terminology, the registry of services used by southbound APIs is called what?
• On a broadcast network, under OSPF, when do neighbors reach Full state?
• In Spanning Tree Protocol, which port state indicates that a port is actively forwarding traffic and has learned MAC addresses?
• Places inconsistent ports into the blocking state. It also prevents a switch port from transitioning to the forwarding state when it stops receiving BPDUs.
• Which command enables global password encryption?
• Which command variant places the ACL on the interface specifically for VLAN 11?
• When multiple routes to the same destination are learned from different routing protocols, which attribute determines the preferred path?
• Which congestion avoidance mechanism drops lower-priority packets when congestion is detected?
• What is the primary purpose of the Spanning Tree Protocol (STP) in switched networks?
• In a controller-based network, what happens to network decision-making logic?
• Beacons, Probe Requests, Probe Responses, Association Requests, and Deauthentication Responses are examples of which type of frames?
• In an Ethernet frame, which field comes after the Source MAC field?
• Which protocol elects an AVG and up to four AVFs, enabling Layer 3 gateway redundancy and load balancing?
• You enter the "ip ssh time-out 60" command on an unconfigured router. What is the order you will receive the following errors: Please create RSA keys to enable SSH; Please Please define a hostname other than Router; Please define a domain-name first
• What is the function of the command 'spanning-tree portfast default'?
• The congestion avoidance mechanism that addresses tail drop is abbreviated as which acronym?
• Which management frame is sent by the wireless client to discover nearby networks?
• Which guard prevents BPDUs from being accepted on PortFast-enabled ports, thereby helping to prevent topology changes caused by rogue devices?
• Which virtual device allows multiple virtual machines to communicate within a single host?
• In EIGRP, if the advertised distance (AD) of a route is greater than the feasible distance (FD) of the successor, what is true about that route?
• To enable equal-cost load balancing across eight equal-cost OSPF routes to the 192.168.102.0/24 network, which command should you issue?
• The subnet 172.16.4.0/23 spans from 172.16.4.0 to which address?
• The 'read-only' key in the REST API sample is an _______.
• Which command configures a clear-text password for gaining access to enable mode?
• Which mode is required to form a mesh when a Cisco lightweight AP is enabled on multiple APs?
• Which tunneling protocol, when used with IPsec, enables secure transport of any protocol over an IP network?
• Which statement best describes a requirement for VTP operation across switches?
• Which encryption algorithm is used by WEP to provide encryption?
• A Cisco lightweight AP operating in Local Mode provides BSS and does not form a mesh when enabled on multiple APs. Which mode is this?
• Which protocol uses UDP exclusively for transport among the options?
• Which of the following statements correctly describes the function of the command logging trap?
• In a split-MAC deployment, which device is responsible for prioritizing packets and responding to beacon and probe requests?
• In OSPF, if a router has sent Hello packets but has not received any from the neighbor's RID, what is the neighbor state?
• In an Ethernet frame, which field follows the Destination MAC field?
• A LAP operating in Local mode is capable of providing multiple BSS on a single channel and can connect to a WLC to provide client connectivity.
• Which protocol separates AAA operations such as authentication and authorization?
• The metric value that the next-hop router has calculated is the ...
• When a Voice VLAN is configured, which feature is automatically enabled?
• Which of the following is a congestion management method that discards packets before the queue is full to prevent global congestion?
• Which interface is used if web authorization has been enabled for clients, causing the browser to redirect to the interface's IP address?
• Which WLC interface is dedicated to management traffic?
• Which statement about RFC 1918 private addresses is true?
• Which IEEE standard includes PortFast, UplinkFast, and BackboneFast?
• Which API enables communication between an SDN controller and network devices in the data plane?
• Which component simplifies management and deployment of wireless APs in a Cisco Autonomous WLAN solution?
• Which statement correctly describes RED (Random Early Detection)?
• On Wireless LAN Controllers, user-defined interfaces typically used for client data are called what?
• In EIGRP, which concept describes a backup path guaranteed to be loop-free?
• Which cloud service model provides infrastructure resources with the provider managing physical hardware and the user managing the operating system?
• Which congestion avoidance method randomly drops packets based on a probability when a queue reaches its minimum threshold and does not use IP precedence to determine priority?
• Which southbound API is Cisco proprietary?
• Which interface is used for inter-controller communications and wireless network management?
• How many octets in a MAC address constitute the OUI (Organizationally Unique Identifier)?
• What CoS value does a Cisco IP phone assign to traffic received from a host on its access port by default?
• If a power device exceeds the PoE cutoff on a powered interface and power policing is enabled, the interface remains in an error-disabled state until which event occurs?
• Which management platform does not support Software Defined Access (SDA) and relies on a browser-based GUI to enable administrators to perform operations?
• Which IPv6 prefix is designated for unique local addresses (private use)?
• What does SAL stand for?
• Which Cisco management solution is typically installed on a desktop workstation?
• Which configuration management tool uses SSH to connect to remote hosts?
• Which plane is primarily responsible for deciding where traffic should be forwarded and for updating forwarding rules in the network?
• Which action corresponds to the third step of the site-to-site IPSec encryption process?
• What is the effect of the command ip arp inspection vlan 11?
• FlexConnect ACLs are NOT supported on the Native VLAN. (True/False)
• What is the range for a Class A network block?
• Which component contains the CRC and determines if the frame was corrupted in transit?
• Routers exchange DBD packets that contain LSA headers describing the contents of the LSDB. Which packet type carries these LSA headers?
• A controller communicates with the data plane by using which type of API, such as NETCONF, OpenFlow, OpFlex, or OnePK?
• WLSE stands for Wireless LAN Solution Engine.
• Prevents introduced switches from being elected the new root.
• An attacker sends double-tagged 802.1Q frames over a trunk link. This is called _______ ___________.
• Which encryption algorithm is specified for use with WPA2 and WPA3 in the material?
• RED and WRED address which condition?
• Which Cisco enterprise management platform does not support Cisco SDA according to the material?
• Which Cisco management solution supports Cisco SDA?
• Which command would you issue to view general IP addressing information for a Cisco AP named MyLAP?
• In virtual terminal configuration, applying access-class 1 in restricts Telnet access to which subnet?
• Which command applies an access-control list to an interface in the inbound direction?
• In a site-to-site VPN using GRE with IPSec for transport, after the VPN headers are added, what does the sending host do next?
• What must be unique to avoid adjacency problems in OSPF neighbor relationships?
• Which Layer 3 security option could be selected for guest access in a wireless network?
• Which command disables all debug output globally?
• OnePK, OpenFlow, OpFlex, and NETCONF are examples of which category of APIs?
• In OSPF neighbor state progression, which state immediately follows Init?
• In the trunk example, what is the reason provided for the hosts on VLAN 11 being able to ping VLAN 111?
• In Cisco ACI, what is the term used for a group of endpoints that share common policy?
• With default OSPF settings, what is the total path cost from Router A to Router C if the path traverses a FastEthernet link (cost 1) followed by an Ethernet link (cost 10)?
• What term identifies the best path to a destination network in EIGRP?
• Which technology can tunnel any Layer 3 protocol through an IP transport network?
• Which interface is commonly used for out-of-band management on a WLC?
• Which WLC interface controls all Layer 3 communication between a WLC and a lightweight AP?
• Which feature detects unidirectional links and places the port into an error-disabled state when a link is unidirectional?
• Which API enables an SDN controller to communicate with devices on the network data plane?
• What is the maximum Ethernet frame size for standard frames (excluding jumbo frames)?
• Which deployment is characterized by the WLC being embedded within a stack of switching hardware?
• You are installing three 802.11b WAPs; which channel set will ensure nonoverlapping operation?
• What rule applies to all traffic not explicitly permitted by an ACL?
• Once an interface has been configured, which interface type does the WLC use to listen for Layer 3 LWAPP communications?
• Which SYSLOG severity level corresponds to number 4?
• What percentage of wireless coverage overlap is considered appropriate to ensure that wireless clients do not lose connectivity when roaming from one AP to another?
• Which interface provides a specific IP address that remains the same across multiple controllers to support seamless roaming?
• RTS, CTS, ACK, and PS Poll are examples of which type of frames?
• What happens when a switch receives a frame whose destination MAC address is not in its CAM table?
• In HSRP, which router role currently forwards traffic on the active path?
• Which port is used by TFTP?
• Which configuration management tool uses playbooks in YAML?
• Which IPv6 prefix is globally routable?
• Which term best describes the grouping of endpoints into a policy-defined set within APIC?
• WLC QoS: Which QoS option provides Best Effort?
• Which statement correctly describes the effect of globally encrypting passwords stored in the configuration?
• Which statement is true about GRE's security features?
• Which Cisco enterprise management platform is listed as not supporting SDA in the material?
• Which protocol can convey VLAN Trunking Protocol (VTP) information?
• Which event occurs when a transmission must be re-sent due to an interruption before the 64th byte has been transmitted?
• What is the next component after ADD4 in the 802.11 MAC frame?
• Which basic queueing method processes packets in arrival order with no packet prioritization?
• Arrange the OSPF neighbor states in the correct order: Down, Init, 2-Way, Exstart, Exchange, Loading, Full
• To discover the IP address of the neighboring device, the switch interface, and the neighbor's interface, which command should you use?
• Which wireless frames are used to terminate a connection from the AP or a wireless client?
• Which configuration management tool stores configurations in "modules" written Ruby DSL?
• Which interface type is used to segment traffic on the WLC, similar to VLANs, and can be created up to 512 times?
• Which of the following is Cisco's proprietary automation API?
• Which IP address block is defined in RFC 1918 as a private address space?
• Enables an SDN controller to communicate with an application in the application plane.
• Which entry from the routing table indicates a host route?
• Which interface is used for in-band management communications between the WLC and lightweight APs and for inter-controller communication?
• Routers are stuck in the "Loading" state. What could be the problem?
• Routers are stuck in the "Exchange" state. What should you check?
• The application plane is NOT centralized.
• A controller communicates with applications in the application plane by using ________ ____ such as REST or OSGi.
• In the trunk example, which statement is true?
• In EIGRP, which term is used to describe the metric value advertised by a neighboring router as it advertises routes to this device?
• What does the acronym SAL stand for in SDN terminology?
• The Northbound API is used for communication between the controller and applications.
• An AP deployment where APs operate without a central controller is called what?
• Point-To-Point over ATM: Used to initiate a session with DSL service provider. The session is initiated between an ADSL enabled router and an access concentrator. Traffic is encapsulated in PPP frames. The PPP frames are then encapsulated directly into ATM cells and transmitted across the ADSL circuit. Neither the PPP frames nor ATM cells are encrypted.
• WLC QoS: Which QoS option prioritizes VoIP?
• Which algorithm provides both message integrity and encryption in WPA2?
• When creating a WLAN with a given SSID on a controller, which action is typically performed first?
• In EIGRP terminology, which term describes the route that is installed in the routing table as the primary path?
• In a controller-based network, which protocol is least likely to be moved to a centralized controller?
• Which automation protocol uses a declarative SDN model where the devices in the data plane are allowed to make more network decisions about implementing policy?
• Which of the following are found in the EIGRP routing table?
• Which IOS feature can be installed on APs to enable those APs to interact with a CiscoWorks WLSE by collecting and forwarding radio information?
• Which command would you use to enter an unencrypted secret password for privilege exec access?
• The 'extra' key value is a _________ value.
• Which term represents the path with the best metric that is ultimately used as the route in the routing table?
• Which OSPF network type does not perform DR/BDR elections?
• Routers exchange DBD packets containing LSA headers that describe the contents of the LSDB. In which OSPF neighbor state does this occur?
• Which protocol encrypts the entire contents of packets?
• After the Start of Frame (SOF) field in an Ethernet frame, which field appears next?
• Which statement correctly describes GRE over IPsec enabling secure transport of any protocol over an IP network?
• Which automation protocol uses an imperative SDN model with detailed instructions to the SDN controller?
• Which protocol uses 60-second update frequency by default?
• EtherChannel: Auto/Desirable refers to which protocol?
• What is GRE primarily used for in IP networks?
• Which statement correctly describes the Feasible Distance (FD) in EIGRP?
• Which option best describes a primary EIGRP metric component?
• If BPDU Guard is enabled on a port and a BPDU is received, what happens to the port?
• Point-To-Point over ATM (PPPoA) encapsulates PPP frames directly into what type of cells for transmission across the DSL circuit?
• In OSPF, which router type is responsible for injecting external routes into the OSPF domain?
• In a network context, which AP deployment model is primarily used when APs are managed centrally but can also support standalone operation?
• Which port is used by FTP for its control connection?
• Which Cisco lightweight AP mode can form a mesh when enabled on multiple APs?
• In the IPSec process, which action does the receiving device perform to recover the original data?
• During WLAN creation in the Wireless LAN Controller GUI, selecting from the ID drop-down defines what?
• Which AP deployment is managed via a cloud controller rather than an on-site WLC?
• In access control lists, traffic that is not explicitly matched by a previous rule is denied. This is called the ________ _______ rule.
• When configuring a WLAN profile, which statement is true about setting the SSID field relative to the Profile Name value?
• Which encryption method is used by both WPA2 and WPA3 to provide encryption?
• What is the command to disable LLDP globally?
• Which Cisco technology uses spine and leaf switches to dynamically implement network application policies in response to application-level requirements?
• Which EIGRP concept refers to a guaranteed loop-free backup path?
• If a wireless controller has eight distribution system ports and Link Aggregation is enabled, how many ports are included in the LAG bundle by default?
• The SYSLOG message 'Interface GigabitEthernet0/2, changed state to up' has which severity level?
• You issue the spanning-tree guard root command on a switch port that you are connecting to a new, unconfigured switch. Which of the following are you most likely attempting to do?
• In EIGRP routing, which metric represents the best metric along a path to a destination?
• Which southbound API uses an imperative SDN model?
• The application plane is centralized on an SDN network.
• Which statement is a valid HTTP verb?
• Which SNMP action is used by a Network Management System to retrieve information from an SNMP agent?
• What is the last step of the site-to-site IPSec encryption process?
• In 802.11 MAC frames, what does the Frame Control field identify?
• When two IPv4 access-control lists using the same protocol are applied to the same interface, which statement is true?
• Which routing protocol supports load balancing over unequal-cost paths?
• In a controller-based network architecture, the controller acts as what relative to the business and the network?
• In the Ethernet frame sequence, which field comes after the Preamble?
• Which SYSLOG severity level corresponds to number 2?
• Power policing monitors the current draw of connected devices to enforce what on each PD?
• FlexConnect ACLs do NOT support the implicit deny rule, unlike traditional ACLs. (True/False)
• Which field identifies the destination address in an Ethernet frame?
• Which data modeling language returns data in the form of an object that contains key-value pairs?
• The 'extra' key value is a ______ value.
• Which command enables Dynamic ARP Inspection on the device?
• Which option is NOT a Layer 3 security option listed in the WLC GUI example?
• An ACL entry permits 172.16.4.0 0.0.1.255. This ACL matches addresses in which range?
• In Cisco's Application Policy Infrastructure (API) data center fabric, which component defines network application policies and is implemented by spine-leaf nodes?
• EIGRP keeps track of directly connected neighbors in which data structure?
• CCMP stands for Counter Mode with CBC-MAC Protocol.