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Free Cisco 350-401 ENCOR Practice Questions 2026 Part1 | Cisco Enterprise Network Core

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Question #1
What are two considerations when using SSO as a network redundancy feature? (Choose two.)
A. requires synchronization between supervisors in order to guarantee continuous connectivity
B. the multicast state is preserved during switchover
C. must be combined with NSF to support uninterrupted Layer 3 operations
D. both supervisors must be configured separately
E. must be combined with NSF to support uninterrupted Layer 2 operations
View answer
Correct Answer: AC

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Question #2
What is the function of a fabric border node in a Cisco SD-Access environment?
A. To collect traffic flow information toward external networks
B. To connect the Cisco SD-Access fabric to another fabric or external Layer 3 networks
C. To attach and register clients to the fabric
D. To handle an ordered list of IP addresses and locations for endpoints in the fabric
View answer
Correct Answer: B
Question #3
An engineer is describing QoS to a client.Which two facts apply to traffic policing? (Choose two.)
A. olicing should be performed as close to the source as possible
B. olicing adapts to network congestion by queuing excess traffic
C. olicing should be performed as close to the destination as possible
D. olicing drops traffic that exceeds the defined rate
E. olicing typically delays the traffic, rather than drops it
View answer
Correct Answer: AD
Question #4
What is one fact about Cisco SD-Access wireless network deployments?
A. The access point is part of the fabric overlay
B. The wireless client is part of the fabric overlay
C. The access point is part of the fabric underlay
D. The WLC is part of the fabric underlay
View answer
Correct Answer: A
Question #5
Which action is the vSmart controller responsible for in an SD-WAN deployment?
A. onboard vEdge nodes into the SD-WAN fabric
B. gather telemetry data from vEdge routers
C. distribute security information for tunnel establishment between vEdge routers
D. manage, maintain, and gather configuration and status for nodes within the SD-WAN fabric
View answer
Correct Answer: C
Question #6
What it the purpose of the LISP routing and addressing architecture?
A. It creates two entries for each network node, one for its identity and another for its location on the network
B. It allows LISP to be applied as a network virtualization overlay though encapsulation
C. It allows multiple instances of a routing table to co-exist within the same router
D. It creates head-end replication used to deliver broadcast and multicast frames to the entire network
View answer
Correct Answer: A
Question #7
Which LISP device is responsible for publishing EID-to-RLOC mappings for a site?
A. ETR
B. MR
C. ITR
D. MS
View answer
Correct Answer: A
Question #8
What is the function of a LISP PITR?
A. It encapsulates IP packets from non-LISP sites with a LISP header
B. It accepts registration requests and aggregates successfully registered EID prefixes to client ITRs
C. It is responsible for publishing the site EID-to-RLOC mappings
D. It forwards encapsulated messages to the MS to the authoritative ITR for the EID
View answer
Correct Answer: A
Question #9
What are two device roles in Cisco SD-Access fabric? (Choose two.)
A. dge node
B. Bond controller
C. ccess switch
D. ore switch
E. order node
View answer
Correct Answer: AE
Question #10
Which benefit is offered by a cloud infrastructure deployment but is lacking in an on-premises deployment?
A. virtualization
B. supported systems
C. storage capacity
D. efficient scalability
View answer
Correct Answer: D
Question #11
Which statement explains why Type 1 hypervisor is considered more efficient than Type2 hypervisor?
A. Type 1 hypervisor is the only type of hypervisor that supports hardware acceleration techniques
B. Type 1 hypervisor relies on the existing OS of the host machine to access CPU, memory, storage, and network resources
C. Type 1 hypervisor runs directly on the physical hardware of the host machine without relying on the underlying OS
D. Type 1 hypervisor enables other operating systems to run on it
View answer
Correct Answer: C
Question #12
What is the difference between a RIB and a FIB?
A. The FIB is populated based on RIB content
B. The RIB maintains a mirror image of the FIB
C. The RIB is used to make IP source prefix-based switching decisions
D. The FIB is where all IP routing information is stored
View answer
Correct Answer: A
Question #13
Which controller is capable of acting as a STUN server during the onboarding process of Edge devices?
A. vBond
B. vSmart
C. vManage
D. PNP Server
View answer
Correct Answer: A
Question #14
Which component handles the orchestration plane of the Cisco SD-WAN?
A. Bond
B. Smart
C. Manage
D. AN Edge
View answer
Correct Answer: A
Question #15
Which entity is responsible for maintaining Layer 2 isolation between segments in a VXLAN environment?
A. VNID
B. switch fabric
C. VTEP
D. host switch
View answer
Correct Answer: A
Question #16
Which action is the vSmart controller responsible for in a Cisco SD-WAN deployment?
A. onboard WAN Edge nodes into the Cisco SD-WAN fabric
B. gather telemetry data from WAN Edge routers
C. distribute policies that govern data forwarding performed within the Cisco SD-WAN fabric
D. handle, maintain, and gather configuration and status for nodes within the Cisco SD-WAN fabric
View answer
Correct Answer: C
Question #17
An engineer has deployed a single Cisco 5520 WLC with a management IP address of 172 16.50.5/24. The engineer must register 50 new Cisco AIR-CAP2802I-E-K9 access points to the WLC using DHCP option 43. The access points are connected to a switch in VLAN 100 that uses the 172.16.100.0/24 subnet. The engineer has configured the DHCP scope on the switch as follows:Network 172.16.100.0 255.255.255.0Default Router 172.16.100.1Option 43 ASCII 172.16.50.5The access points are failing to join the wireless LAN controller. Which action resolves the issue?
A. configure option 43 Hex F104
B. configure option 43 Hex F104
C. configure dns-server 172
D. configure dns-server 172
View answer
Correct Answer: A
Question #18
Which component handles the orchestration plane of the Cisco SD-WAN?
A. vBond
B. vSmart
C. vManage
D. WAN Edge
View answer
Correct Answer: A
Question #19
A company plans to implement intent-based networking in its campus infrastructure.Which design facilitates a migration from a traditional campus design to a programmable fabric design?
A. two-tier
B. Layer 2 access
C. three-tier
D. routed access
View answer
Correct Answer: D
Question #20
In a Cisco SD-Access fabric, which control plane protocol is used for mapping and resolving endpoints?
A. DHCP
B. VXLAN
C. SXP
D. LISP
View answer
Correct Answer: D
Question #21
What is the difference between a RIB and a FIB?
A. The FIB is populated based on RIB content
B. The RIB maintains a mirror image of the FI
C. The RIB is used to make IP source prefix-based switching decisions
D. The FIB is where all IP routing information is stored
View answer
Correct Answer: A
Question #22
Which LISP infrastructure device provides connectivity between non-LISP sites and LISP sites by receiving non-LISP traffic with a LISP site destination?
A. PITR
B. map resolver
C. map server
D. PETR
View answer
Correct Answer: A
Question #23
Which two nodes comprise a collapsed core in a two-tier Cisco SD-Access design? (Choose two.)
A. edge nodes
B. distribution nodes
C. extended nodes
D. core nodes
E. border nodes
F. Reveal Answer
View answer
Correct Answer: BD
Question #24
Refer to the exhibit. On which interfaces should VRRP commands be applied to provide first hop redundancy to PC-01 and PC-02?
A. G0/0 and G0/1 on Core
B. G0/0 on Edge-01 and G0/0 on Edge-02
C. G0/1 on Edge-01 and G0/1 on Edge-02
D. G0/0 and G0/1 on ASW-01
View answer
Correct Answer: C
Question #25
Refer to the exhibit.Assuming the WLC's interfaces are not in the same subnet as the RADIUS server, which interfacewould the WLC use as the source for all RADIUS-related traffic?
A. he interface specified on the WLAN configuration
B. ny interface configured on the WLC
C. he controller management interface
D. he controller virtual interface
View answer
Correct Answer: A
Question #26
Which statement describes the IP and MAC allocation requirements for virtual machines on Type 1 hypervisors?
A. Virtual machines do not require a unique IP or unique MAC
B. Each virtual machine requires a unique IP address but shares the MAC address with the physical server
C. Each virtual machine requires a unique IP and MAC addresses to be able to reach to other nodes
D. Each virtual machine requires a unique MAC address but shares the IP address with the physical server
View answer
Correct Answer: C
Question #27
While configuring an IOS router for HSRP with a virtual IP of 10.1.1.1, an engineer sees this log message.Jan 1 12:12:12.111 : %HSRP-4-DIFFVIP1: GigabitEthernet0/0 Grp 1 active routers virtual IP address 10.1.1.1 is different to the locally configured address 10.1.1.25Which configuration change must the engineer make?
A. Change the HSRP group configuration on the local router to 1
B. Change the HSRP virtual address on the local router to 10
C. Change the HSRP virtual address on the remote router to 10
D. Change the HSRP group configuration on the remote router to 1
View answer
Correct Answer: B
Question #28
In a three-tier hierarchical campus network design, which action is a design best-practice for the core layer?
A. provide QoS prioritization services such as marking, queueing, and classification for critical network traffic
B. provide redundant Layer 3 point-to-point links between the core devices for more predictable and faster convergence
C. provide advanced network security features such as 802
D. provide redundant aggregation for access layer devices and first-hop redundancy protocols such as VRRP
View answer
Correct Answer: B
Question #29
Refer to the exhibit.Assuming that R1 is a CE router, which VRF is assigned to Gi0/0 on R1?
A. default VRF
B. VRF VPN_A
C. VRF VPN_B
D. management VRF
View answer
Correct Answer: A
Question #30
What is a TLOC in a Cisco SD-WAN deployment?
A. value that identifies a specific tunnel within the Cisco SD-WAN overlay
B. identifier that represents a specific service offered by nodes within the Cisco SD-WAN overlay
C. attribute that acts as a next hop for network prefixes
D. component set by the administrator to differentiate similar nodes that offer a common service
E. Reveal Answer
View answer
Correct Answer: B
Question #31
What is the measure of the difference between the received signal and the noise floor in a wireless environment?
A. XOR
B. RSSI
C. RRM
D. SNR
View answer
Correct Answer: D
Question #32
Which method requires a client to authenticate and has the capability to function without encryption?
A. open
B. WEP
C. WebAuth
D. PSK
E. Reveal Answer
View answer
Correct Answer: C
Question #33
When a wired client connects to an edge switch in a Cisco SD-Access fabric, which component decides whether the client has access to the network?
A. edge node
B. Identity Services Engine
C. RADIUS server
D. control-plane node
View answer
Correct Answer: B
Question #34
Under which network conditions is an outbound QoS policy that is applied on a router WAN interface most beneficial?
A. under traffic classification and marking conditions
B. under interface saturation conditions
C. under all network conditions
D. under network convergence conditions
View answer
Correct Answer: B
Question #35
To which category does a REST API that has been developed for IP address management integration belong?
A. southbound
B. eastbound
C. northbound
D. westbound
View answer
Correct Answer: C
Question #36
How does QoS traffic shaping alleviate network congestion?
A. t drops packets when traffic exceeds a certain bitrate
B. t buffers and queues packets above the committed rate
C. t fragments large packets and queues them for delivery
D. t drops packets randomly from lower priority queues
View answer
Correct Answer: B
Question #37
What are two reasons why broadcast radiation is caused in the virtual machine environment? (Choose two.)
A. vSwitch must interrupt the server CPU to process the broadcast packet
B. The Layer 2 domain can be large in virtual machine environments
C. Virtual machines communicate primarily through broadcast mode
D. Communication between vSwitch and network switch is broadcast based
E. Communication between vSwitch and network switch is multicast based
View answer
Correct Answer: BC
Question #38
Refer to the exhibit.An engineer must modify the access control list EGRESS to allow all IP traffic from subnet 10.1.10.0/24 to10.1.2.0/24. The access control list is applied in the outbound direction on router interface GigabitEthemet 0/1. Which configuration commands can the engineer use to allow this traffic without disrupting existing traffic flows?
A.
B.
C.
D.
View answer
Correct Answer: D
Question #39
What is a benefit of a virtual machine when compared with a physical server?
A. Multiple virtual servers can be deployed on the same physical server without having to buy additional hardware
B. Virtual machines increase server processing performance
C. The CPU and RAM resources on a virtual machine cannot be affected by other virtual machines
D. Deploying a virtual machine is technically less complex than deploying a physical server
View answer
Correct Answer: A
Question #40
Which statement about VXLAN is true?
A. VXLAN encapsulates a Layer 2 frame in an IP-UDP header, which allows Layer 2 adjacency across router boundaries
B. VXLAN uses the Spanning Tree Protocol for loop prevention
C. VXLAN extends the Layer 2 Segment ID field to 24-bits, which allows up to 4094 unique Layer 2 segments over the same network
D. VXLAN uses TCP as the transport protocol over the physical data centre network
View answer
Correct Answer: A
Question #41
What is the difference between a RIB and a FIB?
A. he FIB is populated based on RIB content
B. he RIB maintains a mirror image of the FIB
C. he RIB is used to make IP source prefix-based switching decisions
D. he FIB is where all IP routing information is stored
View answer
Correct Answer: A
Question #42
What are two characteristics of a directional antenna? (Choose two.)
A. high gain
B. receive signals equally from all directions
C. commonly used to cover large areas
D. provides the most focused and narrow beam width
E. low gain
F. Reveal Answer
View answer
Correct Answer: AD
Question #43
Which technology does VXLAN use to provide segmentation for Layer 2 and Layer 3 traffic?
A. bridge domain
B. VLAN
C. VNI
D. VRF
View answer
Correct Answer: C
Question #44
What is a VPN in a Cisco SD-WAN deployment?
A. common exchange point between two different services
B. attribute to identify a set of services offered in specific places in the SD-WAN fabric
C. virtualized environment that provides traffic isolation and segmentation in the SD-WAN fabric
D. virtual channel used to carry control plane information
View answer
Correct Answer: C
Question #45
Refer to the exhibit.The request shows the following response information:Request URL: https://www.cisco.com/libs/granite/csrf/token.jsonRequest Method: GETStatus Code: 403Remote Address: 23.207.65.173:443Referrer Policy: strict-origin-when-cross-originWhy was the response code generated?
A. he resource was unreachable
B. ccess was denied based on the user permissions
C. here is a conflict in the current state of the resource
D. he resource is no longer available on the server
View answer
Correct Answer: B
Question #46
Refer to the exhibit.An engineer must assign an IP address of 192.168.1.1/24 to the GigabitEthernet1 interface. Which two commands must be added to the existing configuration to accomplish this task? (Choose two.)
A. Router(config-if)#ip address 192
B. Router(config-vrf)#address-family ipv4
C. Router(config-vrf)#ip address 192
D. Router(config-if)#address-family ipv4
E. Router(config-vrf)#address-family ipv6
View answer
Correct Answer: AB
Question #47
What is the recommended MTU size for a Cisco SD-Access Fabric?
A. 4464
B. 17914
C. 9100
D. 1500
View answer
Correct Answer: C
Question #48
Which method should an engineer use to deal with a long-standing contention issue between any two VMs on the same host?
A. Adjust the resource reservation limits
B. Live migrate the VM to another host
C. Reset the VM
D. Reset the host
View answer
Correct Answer: A

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