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A regional company is planning to bolster the security of their LAN infrastructure by implementing advanced encryption techniques between their core switch and their distribution switch. The solution must leverage hardware-accelerated encryption capabilities to transparently encrypt all traffic between the two switches at the data-link layer to safeguard against unauthorized access. However, it is important for the solution to have minimal impact on network performance and latency.

Which action must the engineer take to meet the requirements?

A.

Deploy an IPsec tunnel with MD5 hashing between the two switches.

B.

Enable SSL VPN with SHA-256 encryption on all interfaces on both switches.

C.

Enable L2TP with RSA encryption on both switches.

D.

Implement MACsec with AES-256 encryption on both switches.

Drag and drop the functions from the left onto the correct Path Computation Element Protocol roles on the right

Refer to the exhibit.

The network engineer is performing end-to-end MPLS path testing with these conditions:

• Users must perform MPLS OAM for all available same-cost paths from R1 to R4.

• Traceroute operations must return all of the next-hop IP details.

Which configuration meets these requirements?

A.

traceroute mpls ipv4 10.10.10.4 255.255.255.255 verbose

B.

traceroute mpls multipath ipv4 10.10.10.4 255.255.255.255

C.

traceroute mpls multipath ipv4 10.10.10.4 255.255.255.255 verbose

D.

traceroute mpls ipv4 10.10.10.4 255.255.255.255 source 10.10.10.1

Refer to the exhibit.

While troubleshooting a connectivity issue on router R2, a network engineer with an employee id:3876.13.497 notices that although it detects three OSPF links from R1, the OSPF prefixes are missing from the routing table. What is the reason for the problem?

A.

The serial interfaces have different MTUs

B.

Both loopback interfaces on R1 are configured as stub

C.

The R2 Serial 1/0 interface is configured with an IP address, but the R1 Serial R1 Serial 1/0 interface in unnumbered.

D.

The subnet masks on the serial interfaces are mismatched.

An engineering team must implement Unified MPLS to scale an MPLS network. Devices in the core layer use different IGPs, so the team decided to split the network into different areas. The team plans to keep the MPLS services as they are and introduce greater scalability. Which additional action must the engineers take to implement the Unified MPLS?

A.

Redistribute the IGP prefixes from one IGP into the other routers to ensure end-to-end LSPs.

B.

Configure the ABR routers as route reflectors that redistribute IGP into BGP.

C.

Redistribute the IGP prefixes into another IGP to ensure end-to-end LSPs.

D.

Move the IGP prefixes into IS-IS as the loopback prefixes of the PE routers to distribute the prefixes to other routers to create end-to-end LSPs.

How can a network administrator secure rest APIs?

A.

They can allow read and write privileges to all users

B.

They can ensure that user sessions are authenticated using TACACS+ only

C.

They can have a general administrator login for multiple users to access that has command entries logged

D.

They can authenticate user sessions and provide the appropriate privilege level

Refer to the exhibit:

Assume all other configurations are correct and the network is otherwise operating normally. Which conclusion can you draw about the neighbor relationship between routers R1 and R2?

A.

The neighbor relationship will be up only if the two devices have activated the correct neighbor relationships under the IPv4 address family

B.

The neighbor relationship is down because R1 believes R2 is in AS 65012.

C.

The neighbor relationship is up

D.

The neighbor relationship is down because the loco I-as value for R2 is missing in the R1 neighbor statement

Refer to the exhibit. Which part of the diagram will host OpenStack components?

A.

Aggregation

B.

UCS Series

C.

Access

D.

Core

Refer to the exhibit.

The CE router is peering with both PE routers and advertising a public prefix to the internet. Routing to and from this prefix will be asymmetric under certain network conditions, but packets must not be discarded. Which configuration must an engineer apply to the two PE routers so that they validate reverse packet forwarding for packets entering their Gi2 interfaces and drop traffic from the RFC1918 space?

A.

ip verify unicast source reachable-via rx allow-default

B.

interface GigabitEthernet 2

ip verify unicast source reachable-via rx

C.

ip verify unicast source reachable-via any allow-default

interface GigabitEthernet 2

D.

ip verify unicast source reachable-via any

Refer to the exhibit.

An engineer is implementing Auto-RP and reviewing the configuration of the PE-A. Which configuration permits Auto-RP messages to be forwarded over this interface?

A.

PE-A(config-if)#ip pim sparse-mode

B.

PE-A(config-if)#no ip pim bsr-border

C.

PE-A(config-if)#ip igmp version 3

D.

PE-A(config-if)#ip pim sparse-dense-mode

What is the role of NSO in network automation?

A.

It is GUI used to manage wireless devices in a campus infrastructure.

B.

It Is a type of REST API used to configure an APIC.

C.

It is a tool that uses CLl only to configure virtual network devices.

D.

It is a tool used to bridge automation to the physical network infrastructure.

What is an enhancement that Cisco IOS XE Software has over Cisco IOS Software?

A.

It support symmetric multiprocessing

B.

It allows all processes to use the same pool of memory.

C.

It runs on a 32-bit operating system.

D.

It is built on a GNX Neutrino Microkernel.

Refer to the exhibit:

R1 and R2 are directly connected with Fast Ethernet interfaces and have the above configuration applied OSPF adjacency is not formed. When the debug ip ospf hello command is issued on R1. these log messages are seen.

Which command can be configured on routers R1 and R2 on fO/O interfaces to form OSPF adjacency?

A.

ip ospf network non-broadcast

B.

ip ospf network point-to- multipoint non-broadcast

C.

ip ospf network point-to-point

D.

ip ospf network broadcast

Refer to the exhibit:

P3 and PE4 are at the edge of the service provider core and serve as ABR routers Aggregation areas are on either side of the core.

Which statement about the architecture is true?

A.

If each area is running its own IGP. the ABR routers must redistribute the IGP routing table into BGP

B.

To support seamless MPLS. TDP must be used as the label protocol

C.

If each area is running its own IGP. BGP must provide an end-to-end MPLS LSP

D.

To support seamless MPLS, the BGP route reflector feature must be disabled

An engineer is configuring IEEE 802.1 ad on the access port on a new Cisco router. The access port handles traffic from multiple customer VLANs, and it is expected to mark all customer traffic to the same VLAN without dropping any traffic. Which configuration must the engineer apply?

A)

B)

C)

D)

A.

Option A

B.

Option B

C.

Option C

D.

Option D