WAN Technologies CH 8-9 Exam

Which syslog message type is accessible only to an administrator and only via the Cisco CLI?

The command ntp server 10.1.1.1 is issued on a router. What impact does this command have?

A network administrator has issued the logging trap 4 global configuration mode command. What is the result of this command?

Which protocol is used by network administrators to track and gather statistics on TCP/IP packets that are entering or exiting network devices?

Which SNMP version uses weak community string-based access control and supports bulk retrieval?

A network administrator issues two commands on a router:
R1(config)# snmp-server host 10.10.50.25 version 2c campus
R1(config)# snmp-server enable traps
What can be concluded after the commands are entered?

When SNMPv1 or SNMPv2 is being used, which feature provides secure access to MIB objects?

Which type of information can an administrator obtain with the show ip cache flow command?

What are the most common syslog messages?

Which destination do Cisco routers and switches use by default when sending syslog messages for all severity levels?

Which protocol or service can be configured to send unsolicited messages to alert the network administrator about a network event such as an extremely high CPU utilization on a router?

When logging is used, which severity level indicates that a device is unusable?

Which protocol or service allows network administrators to receive system messages that are provided by network devices?

What is the most common purpose of implementing NetFlow in a networked environment?

Which statement describes SNMP operation?

How does NetFlow function on a Cisco router or multilayer switch?

Which SNMP feature provides a solution to the main disadvantage of SNMP polling?

A user in a large office calls technical support to complain that a PC has suddenly lost connectivity to the network. The technician asks the caller to talk to nearby users to see if other machines are affected. The caller reports that several immediate neighbors in the same department have a similar problem and that they cannot ping each other. Those who are seated in other departments have connectivity. What should the technician check as the first step in troubleshooting the issue?

When should a network performance baseline be measured?

What is a purpose of establishing a network baseline?

A network technician is troubleshooting an email connection problem. Which question to the end-user will provide clear information to better define the problem?

In which step of gathering symptoms does the network engineer determine if the problem is at the core, distribution, or access layer of the network?

Which number represents the most severe level of syslog logging?

A team of engineers has identified a solution to a significant network problem. The proposed solution is likely to affect critical network infrastructure components. What should the team follow while implementing the solution to avoid interfering with other processes and infrastructure?

After which step in the network troubleshooting process would one of the layered troubleshooting methods be used?

Which type of tool would an administrator use to capture packets that are going to and from a particular device?

Which troubleshooting method begins by examining cable connections and wiring issues?

An administrator is troubleshooting an Internet connectivity problem on a router. The output of the show interfaces gigabitethernet 0/0 command reveals higher than normal framing errors on the interface that connects to the Internet. At what layer of the OSI model is the problem likely occurring?

A company is setting up a web site with SSL technology to protect the authentication credentials required to access the web site. A network engineer needs to verify that the setup is correct and that the authentication is indeed encrypted. Which tool should be used?

Which statement describes the physical topology for a LAN?

A network engineer is troubleshooting a network problem and can successfully ping between two devices. However, Telnet between the same two devices does not work. Which OSI layers should the administrator investigate next?

The newly configured ASBR that connects a company to the Internet has a default route configured and has the default-information originate command entered. Devices connected through this router can access the Internet. The problem is that no other OSPF routers have a default route in the routing table and no other users throughout the organization can access the Internet. What could be the problem?

Users report that the new web site http://www.company1.biz cannot be accessed. The helpdesk technician checks and verifies that the web site can be accessed with http://www.company1.biz:90. Which layer in the TCP/IP model is involved in troubleshooting this issue?

A user reports that after an OS patch of the networking subsystem has been applied to a workstation, it performs very slowly when connecting to network resources. A network technician tests the link with a cable analyzer and notices that the workstation sends an excessive number of frames smaller than 64 bytes and also other meaningless frames. What is the possible cause of the problem?

A networked PC is having trouble accessing the Internet, but can print to a local printer and ping other computers in the area. Other computers on the same network are not having any issues. What is the problem?

An internal corporate server can be accessed by internal PCs, but not by external Internet users that should have access. What could be the issue?