Networking Protocols Quiz

Which protocol provides authentication, integrity, and confidentiality services and is a type of VPN?

• MD5

• AES

• IPsec

• ESP

Which statement describes a characteristic of Cisco Catalyst 2960 switches?

• They are best used as distribution layer switches.

• New Cisco Catalyst 2960-C switches support PoE pass-through.

• They are modular switches.

• They do not support an active switched virtual interface (SVI) with IOS versions prior to 15.x.

Which component of the ACI architecture translates application policies into network programming?

• the hypervisor​

• the Application Policy Infrastructure Controller

• the Nexus 9000 switch

• the Application Network Profile endpoints

Which two pieces of information should be included in a logical topology diagram of a network? (Choose two.)

• cable specification

• device type

• OS/IOS version

• connection type

• interface identifier

Refer to the exhibit. A PC at address 10.1.1.45 is unable to access the Internet. What is the most likely cause of the problem?

• The NAT pool has been exhausted.

• The wrong netmask was used on the NAT pool.

• Access-list 1 has not been configured properly.

• The inside and outside interfaces have been configured backwards.

What are two benefits of using SNMP traps? (Choose two.)

• They eliminate the need for some periodic polling requests.

• They reduce the load on network and agent resources.

• They limit access for management systems only.

• They can provide statistics on TCP/IP packets that flow through Cisco devices.

• They can passively listen for exported NetFlow datagrams.

Which statement accurately describes a characteristic of IPsec?

• IPsec works at the application layer and protects all application data.

• IPsec is a framework of standards developed by Cisco that relies on OSI algorithms.

• IPsec is a framework of proprietary standards that depend on Cisco specific algorithms.

• IPsec works at the transport layer and protects data at the network layer.

• IPsec is a framework of open standards that relies on existing algorithms.

In a large enterprise network, which two functions are performed by routers at the distribution layer? (Choose two.)

• connect users to the network

• provide a high-speed network backbone

• connect remote networks

• provide Power over Ethernet to devices

• provide data traffic security

Which two statements describe the use of asymmetric algorithms? (Choose two.)

• Public and private keys may be used interchangeably.

• If a public key is used to encrypt the data, a public key must be used to decrypt the data.

• If a private key is used to encrypt the data, a public key must be used to decrypt the data.

• If a public key is used to encrypt the data, a private key must be used to decrypt the data.

• If a private key is used to encrypt the data, a private key must be used to decrypt the data.

Refer to the exhibit. A network administrator has deployed QoS and has configured the network to mark traffic on the VoIP phones as well as the Layer 2 and Layer 3 switches. Where should initial marking occur to establish the trust boundary?

• Trust Boundary 4

• Trust Boundary 3

• Trust Boundary 1

• Trust Boundary 2