Networking Essentials: Key Concepts and Technologies

Why is it useful to categorize networks by size? The complexity of networking.

Which two statements are true regarding PPP? LCP tests / LCP manages

What is a disadvantage of packet-switching? Higher latency

Which statement describes a characteristic of DWDM? It can be used.

Refer to the exhibit. A network administrator is troubleshooting? There is an incorrect wildcard.

The security policy in a company specifies that? VPN client software.

A network administrator is troubleshooting? R2# show ip nat statistics

Which three parts of a Frame Relay Layer 2 PDU? The FECN / The BECN / The DE

Which two statements correctly describe? Public key / Encryption and

Which WAN technology can serve as? MPLS

Which command can be used to check? show frame-relay pvc


Which two statements describe remote access VPNs? Client software / Remote access VPNs support


Refer to the exhibit. Which three steps are required to configure Multilink? Assign the serial / Create / Enable PPP on serial


What are two examples of network problems? Framing / Encapsulation



What is the protocol that provides ISPs? PPPoE


What is required for a host to use an SSL VPN? A web browser


Refer to the exhibit. A network administrator has implemented? The broadcast keyword


Refer to the exhibit. An administrator is configuring NAT? The NAT inside


A company connects to one ISP? Dual-homed


Refer to the exhibit. On the basis of the output? There is connectivity / There are 4


A network administrator is configuring a PPP? The PPP link will be closed


Which IEEE standard defines? 802.16


Which three flows are associated with consumer? Accounting / Network / Billing


Refer to the exhibit. What kind of NAT? Port forwarding


What is the default location for Cisco? Console port


In the data gathering process, which type? NetFlow collection


What is a characteristic of Frame Relay that allows? The physical circuits


Which SNMP message type informs the network? Trap


Which statement is a characteristic of SNMP MIBs? The NMS must have


What benefit does NAT64 provide? It allows sites to connect IPv6


What is the expected behavior of an ADSL service? The download rate


The DLCI number assigned to a Frame Relay circuit? ip address / bandwidth / frame-relay interface


A group of Windows PCs in a new subnet? ping / nslookup / ipconfig


Refer to the exhibit. Router R1 was configured by a network? There is a problem


Which broadband technology would be? Fiber-to-the


Refer to the exhibit. The inside local IP address of PC-A? 209.165


What is a type of VPN that is generally? Site-to-site


Which two statements about? User connections / Local loop


Refer to the exhibit. Which three events will occur? Only traffic that / Messages lower / Messages IP address


Which two characteristics describe time-division? Traffic is allocated / Data capacity across


Which two specialized troubleshooting tools? NAM / Portable network


Which circumstance would result in an enterprise? When its employees


Which algorithm is considered? 3DES


What is one advantage to designing? Failure


Which two technologies are implemented by organizations? VPN / IPsec


A branch office uses a leased line to connect to the? The service provider


Refer to the exhibit. Which IP address is configured? 209.165.202.133


How many 64 kb/s voice channels? 24


Which network module maintains the resources? Data-center


Which broadband solution is appropriate? Cable


A network administrator is asked to design a? Port-based Network


What is the purpose of a message? It ensures…has not changed


Which type of traffic would most likely? IPsec


Users are reporting longer delays in authentication? The network performance


What are three benefits of using Frame Relay for WAN? Mature / One physical / Reasonable


What type of information? Traffic statistics


Which technology requires the use of PPPoE? DSL


Under which two categories of WAN connections? Packet-switched / Private


What are three characteristics of the generic routing? GRE tunnels / GRE creates / By default


An intercity bus company wants to offer? Cellular / Public infrastructure


What is used as the default event logging? Console line