If you are looking for plain-text ASCII characters in the payload of a packet you capture using Network
Monitor, which Pane will provide you this information?
To increase the security of the network, you have decided to implement a solution using authentication tokens. You are explaining this to a coworker who is not familiar with tokens. What are Authentication Tokens?
You are the firewall administrator at your company and the network administrators have decided to implement a PPTP VPN solution, which of these ports would you need to allow through the firewall to allow these VPN sessions into your network?
In the image, there are two nodes communicating directly, without an access point. In the packet on the right side of the image, the Address 1 field is blank. If this packet is going to the other computer, what is the value that must be filled in this blank address field?
You are configuring a new custom IPSec policy on your Windows Server 2003 machine. On the rules tab, you find the three default options under the IP Filter List. What are these three default options?
As per the specifications of RFC 1191: Path MTU Discovery, MTUs have been defined so that transmitted datagram will not unnecessarily become fragmented when traveling across different types of physical media. You are going to run several packet captures to be sure there are no out of spec packets on
your network. According to these specifications what are the absolute minimum and maximum MTUs?
During a network capture in Wireshark, you capture some IP traffic. In the IP Datagram, what is the function of the Protocol field?
During your review of the logs of your Cisco router, you see the following line. What is the meaning of this line?
%SYS-5-CONFIG_I: Configured from console by vty1 (172.16.10.1)
When a wireless client performs the initial process of communicating with an access point, what is this process called?
There are several options available to you for your new wireless networking technologies, and you are examining how different systems function. What transmission system uses short bursts combined together as a channel?
You are configuring the Access Lists for your new Cisco Router. The following are the commands that are entered into the router for the list configuration.
Router(config)#access-list 13 deny 10.10.10.0 0.0.0.255
Router(config)#access-list 13 permit 10.10.11.0 0.0.0.255
Router(config)#access-list 15 deny 10.10.12.0 0.0.0.255
Router(config)#access-list 15 permit 10.10.11.0 0.0.0.255
Router(config)#interface Ethernet 0
Router(config-if)#ip access-group 15 out
Router(config-if)#interface Ethernet 2
Router(config-if)#ip access-group 15 out
Based on this configuration, and using the exhibit, select the answers that identify what the list will accomplish.
When logging in to a system that uses Challenge/Response authentication what is the order of steps a user must follow to complete the login process?
You are configuring the Access Lists for your new Cisco Router. The following are the commands that are entered into the router for the list configuration.
Router(config)#access-list 171 permit tcp 10.10.0.0 0.0.255.255 any eq 80
Router(config)#access-list 171 deny tcp 0.0.0.0 255.255.255.255 10.10.0.0 0.0.255.255 eq 80
Router(config)#access-list 171 deny tcp any any eq 23
Router(config)#access-list 171 permit tcp 10.10.0.0 0.0.255.255 any eq 20
Router(config)# access-list 171 permit tcp 10.10.0.0 0.0.255.255 any eq 21
Based on this configuration, and using the exhibit, select the answers that identify how the router will deal with network traffic.
You are a host in a network segment that has IP addresses in the range of 10.0.16.1~10.0.31.254. You need to create an access control list that will filter your segment of addresses. Which of the following is the wildcard mask that will be used to filter your network segment?
In your organization a decision has been made to implement a multicasting application. You are configuring your firewall to allow this application to flow through in both directions. What address range are you going to address on the firewall?
To verify that your PPTP implementation is working as you intended, you sniff the network after the implementation has been completed. You are looking for specific values in the captures that will indicate to you the type of packets received. You analyze the packets, including headers and payload. PPTP works at which layer of the OSI model?
You are configuring a Cisco Router, and are creating Access Control Lists as part of the security of the network. When creating Wildcard Masks, which of the following rules apply?
If you configure an access-list to block the following networks, what are you trying to protect against?
Network 127.0.0.0/8, Network 0.0.0.0\0, Network 10.0.0.0\8, Network 172.16.0.0\16, and Network 168.0.0\16.
You are reconfiguring your networks firewall to create a DMZ using three network interfaces. After configuring the addresses on the interfaces, you are making the required changes in ISA Server 2006. You are going to use Network Template during this configuration change. What Network Template is designed for this firewall topology?
In the command ipchains -N chain , what will the -N accomplish in the chain?
After installing Snort on your windows machine that is destined to be your IDS, you need to edit the configuration files entry of "HOME_NET" to define which of the following?
If you are configuring your WLAN for security, and you configure the access points with a security feature that the clients do not support, what can you add to the clients to have them participate in the WLAN?
You are configuring your new IDS machine, and are creating new rules. You enter the following rule:
Alert tcp any any -> any 23 (msg: "Telnet Connection Attempt";)
What is the effect of this rule?
In the image, there are two nodes communicating via two access points that are bridging together two segments. In the middle packet, under the left access point, the Address 4: field is blank. If this packet is destined for the computer on the right side of the image, what must be the value of Address field 4 in this middle packet?
In an ICMP Message, what is the function of the first eight bits?
You are in the process of configuring your network firewall policy. As you begin building the content of the policy you start to organize the document into sections. Which of the following are sections found in the firewall policy?
You are configuring your new Intrusion Detection System, and studying the true-false matrix. You read about the different types of alarms and events. Which of the following defines an event where an alarm is indicating an intrusion when there is no actual intrusion?
You have recently taken over the security of a mid-sized network. You are reviewing the current configuration of the IPTables firewall, and notice the following rule:
ipchains -A output -p TCP -d 172.168.35.40 ! www
What is the function of this rule?
As Intrusion Detection Systems become more sophisticated, the software manufacturers develop different methods of detection. If an IDS uses the process of matching known attacks against data collected in your network, what is this known as?
What step in the process of Intrusion Detection as shown in the exhibit would an e-mail be delivered to the security admin if an attack were presently taking place?
You are installing a new firewall and your CEO asks what the benefits will be to the organization. Which of the following are benefits to implementing a firewall?
You have made some changes to the configuration of your ISA Server 2006 firewall. While analyzing the network traffic, you see that these changes have not yet taken affect. What must you do to get these new rules to take function?
You have recently been contracted to implement a new firewall solution at a client site. What are the two basic forms of firewall implementations?
ISA Server 2006 features extensive rule matching abilities. Which of the following lists has the proper order for how ISA Server 2006 checks rule elements that make up an Access rule?
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