You work in a company that accesses the Internet frequently. This makes the company's files susceptible to attacks from unauthorized access. You want to protect your company's network from external attacks. Which of the following options will help you in achieving your aim?
A. GopherWhich of the following describes the process of not transmitting information over the network when one of the parties involved in a telephone call is not speaking to reduce bandwidth consumption?
A. Silence suppressionWhich of the following is the broadcast address for all nodes on a TCP/IP network?
A. 10.1.1.1Voice over IP is an application that requires efficient use of bandwidth and reliability. VoIP must not suffer the delays that can be seen at times with Web sites and Web applications. Which technology can be used to help ensure the efficient transport of VoIP traffic?
A. RTPWhich of the following address translation types only translates one (and only one) IP address to another without using ports?
A. PATYou work as a Network Administrator for McNeil Inc. The company has a TCP/IP-based network.
Performance of the network is slow because of heavy traffic. A hub is used as a central connecting device in the network.
Which of the following devices can be used in place of a hub to control the network traffic efficiently?
A. RepeaterWhich of the following OSI layers is responsible for a reliable connection between two hosts on a TCP/IP network?
A. Physical layer (layer 1)Which of the following VLAN Trunk Protocol (VTP) modes is used to create, modify, and delete VLANs?
A. TransparentFill in the blank with the appropriate word.
The ____________ is composed of the local loop, the central office, and the SS7 network.
A. PSTNWhich of the following are types of Digital Subscriber Line (DSL)? Each correct answer represents a complete solution. Choose two.
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