Routers work at which layer of the OSI reference model?
Which of the following tools is described below?
It is a set of tools that are used for sniffing passwords, e-mail, and HTTP traffic. Some of its tools include arpredirect, macof, tcpkill, tcpnice, filesnarf, and mailsnarf. It is highly effective for sniffing both switched and shared networks. It uses the arpredirect and macof tools for switching across switched networks. It can also be used to capture authentication information for FTP, telnet, SMTP, HTTP, POP, NNTP, IMAP, etc.
Mark works as a Network Administrator for Infonet Inc. The company has a Windows 2000 domainbased network. Mark wants to block all NNTP traffic between the network and the Internet. How will he configure the network?
You work as a Network Administrator for Net Perfect Inc. The company's network is configured with Internet Security and Acceleration (ISA) Server 2000 to provide firewall services. You want to block all e-mails coming from the domain named fun4you.com. How will you accomplish this?
John works as a Network Administrator for Samtech Inc. He has configured CDP on each interface of the router. Which of the following commands should he use to list the number of CDP advertisements?
Which of the following ports is used by NTP for communication?
The Intrusion Detection System (IDS) instructs the firewall to reject any request from a particular IP address if the network is repeatedly attacked from this address. What is this action known as?
Which of the following Windows Registry key contains the password file of the user?
Which of the following methods is used by forensic investigators to acquire an image over the network in a secure manner?
What is the maximum size of an IP datagram for Ethernet?
Where is the Hypertext Transfer Protocol (HTTP) used?
John works as a Network Security Professional. He is assigned a project to test the security of www.we-are-secure.com. He is working on the Linux operating system and wants to install an Intrusion Detection System on the We-are-secure server so that he can receive alerts about any hacking attempts. Which of the following tools can John use to accomplish the task?
Each correct answer represents a complete solution. Choose all that apply.
Which of the following information must the fragments carry for the destination host to reassemble them back to the original unfragmented state?
Each correct answer represents a complete solution. Choose all that apply.
Which of the following commands used in Linux to create bit-stream images?
Which of the following tools is an open source network intrusion prevention and detection system that operates as a network sniffer?
