Chapter 11 Review Questions

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What are the two main categories of UPSes?

Standby and Online

Which type of disaster recovery site contains all the equipment you would need to get up and running after a disaster, and yet would take several weeks to implement?

cold site

What field in an IPv4 packet is altered to prioritize video streaming traffic over web surfing traffic?

DiffServ

What file must be accessed in order to analyze SNMP logs?

MIB

Which fields are modified in IPv4 and IPv6 packets to help prioritize traffic for QoS

Diffserv, Traffic Class

What protocol is most often used to bond ports between a switch and a busy server

LACP

Which QoS technique operates at Layer 2 to efficiently route Ethernet traffic between VLANs?

CoS

What port do SNMP agents listen on?

Port 161

When shopping for a new router, what does the MTBF tell you?

How long devices like this one will last on average until the next failure

When you arrive at work one morning, your inbox is full of messages complaining of a network slowdown. You collect a capture from your network monitor. What can you compare in order to determine what has changed?

A baseline

What is the primary goal of disaster recovery?

Business Continuity

What kinds of alerts can you program your network monitor to send to IT staff when it detects specific conditions?

email, SMS, support ticket

Which power backup method will continually provide power to a server if the power goes out during a thunderstorm?

online ups

Which of the following features of a network connection between a switch and a server is not improved by link aggregation?

speed

What type of adapters are required on serrers in an FCoE storage network?

CNA

What command requests the next record in an SNMP log?

SNMP Get Next

One of your coworkers downloaded several, very large video files for a special project she's working on for a new client. When you run your network monitor later this afternoon, what list will your coworker's computer likely show up on?

Top listeners

Your roommate has been hogging the bandwidth on your router lately. What feature should you configure on the router to limit the amount of bandwidth his computer can utilize.

Traffic shaping

While troubleshooting a recurring problem on your network, you will want to examine the TCP messages being exchanged between a server and a client. Which tool should you use ?

Wireshark


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