Ccna4 - Study guides, Class notes & Summaries

when a regular telephone line is used When is a dial-up connection used to connect to an ISP? when a cellular telephone provides the service when a high-speed connection is provided over a cable TV network when a satellite dish is used when a regular telephone line is used to identify where a packet was lost or delayed on a network Why would a network administrator use the tracert utility? to determine the active TCP connections on a PC to check information about a DNS name in the...

-Set the command history buffer size. -Recall previously entered commands. Which tasks can be accomplished by using the command history feature? (Two answers) Load a power-on self-test program. What is the first action in the boot sequence when a switch is powered on? Physical access to the router. What must an administrator have in order to reset a lost password on a router? username username secret secret When configuring a switch for SSH access, what other command that is associated w...

A. displaying OSPF-related interface information What is the purpose of the show ip ospf interface command? A. displaying OSPF-related interface information B. displaying general information about OSPF routing processes C. displaying OSPF neighbor information on a per-interface basis D. displaying OSPF neighbor information on a per-interface-type basis C. It divides a reference bandwidth of 100 Mbps by the actual bandwidth of the existing interface to calculate the router with the lowest...

This is sometimes called a little or local connector. It is quickly growing in popularity due to its smaller size. It is used with single-mode fiber and also supports multimode fiber. Lucent Connector (LC) "C for Click" This is an older bayonet style fiber connector widely used with multimode fiber. Straight-Tip (ST) "T for Twist" This is sometimes referred to as square connector or standard connector. It is a widely adopted LAN and WAN connector that uses a push-pull mechanism to ...

Point-to-Point Answer: Typically dedicated T1/E1 lines involving a Layer 2 transport service through service provider network. (Acts as if direct physical link) Hub-and-Spoke Answer: Private connection between multiple sites. A single hub interface is shared by all spoke circuits. (single-homed topology) Full Mesh Answer: Any site can communicate directly with any other site but at cost of needing many virtual circuits. Dual-homed Topology Answer: Two hub...

What OSI physical layer term describes the measure of the transfer of bits across a medium over a given period of time? Answer: Throughput What is the auto-MDIX feature? Answer: It enables a device to automatically configure an interface to use a straight-through or a crossover cable. Which is a multicast MAC address? FF-FF-FF-FF-FF-FF 5C-26-0A-4B-19-3E 01-00-5E-00-00-03 00-26-0F-4B-00-3E Answer: 01-00-5E-00-00-03. Multicast MAC addresses begin with the special ...

A WAN interconnects LANs over long distances. Which statement best describes a WAN? privacy and security Connecting offices at different locations using the Internet can be economical for a business. What are two important business policy issues that should be addressed when using the Internet for this purpose? higher latency What is a disadvantage of a packet-switched network compared to a circuit-switched network? leased line and Ethernet WAN A company is considering updating the campus...

When QoS is implemented in a converged network, which two factors can be controlled to improve network performance for real-time traffic? (Choose two.) Answer: Delay, Jitter A network engineer performs a ping test and receives a value that shows the time it takes for a packet to travel from a source to a destination device and return. Which term describes the value Answer: Latency 2 Characteristics of Voice Traffic Answer: Dropped voice packets not re-transmitted, l...

Point-to-Point Protocol Answer: A Layer 2 WAN protocol that provides router-to-router and host-to-network connections over synchronous and asynchronous circuits. clock skew Answer: A clock's frequency difference, or the first derivative of its offset with respect to time. time-division multiplexing Answer: A technique in which information from multiple channels can be allocated bandwidth on a single wire based on preassigned time slots. Bandwidth is allocated to ea...

Cisco CCNA 1 ITN v6.0 Chapter 1 Exam Answers R&S Introduction to Networks (Version 6.00) % Cisco CCNA 1 ITN v6.0 Chapter 1 Exam Answers R&S Introduction to Networks (Version 6.00) % is the best choice for you to get passed with full mark or score 100%. Please share this to your friends. Thank you for you sharing and participation with us. Good Luck for your exam. 1. A company is contemplating whether to use a client/server or a peer-to-peer network. What are three characteristics o...