Choose three reasons why the networking industry uses a layered model: * It facilitates systematic troubleshooting * It allows changes in one layer to occur without changing other layers * It allows changes to occur in all layers when changing one protocol * It clarifies how to do it rather than what general function to be done * It clarifies what general function is to be done rather than how to do it2 10176
Which two of the following protocols are used at the Transport layer? * ARP * UDP * ICMP * RARP * TCP * BootP16 13186
What?s the default CDP holdtime in seconds for Cisco routers? * 30 seconds * 180 seconds * 90 seconds * 60 seconds15 19964
Which of the following are logged when IP access list logging is enabled? * source address * protocol * source port * destination address * access list number * destination port3 5999
Which layer is responsible for providing mechanisms for multiplexing upper-layer application, session establishment, and tear down of virtual circuits? * Session * Network * Physical * Transport * Application * Presentation5 7016
Which of the following provide correct information about a protocol at the transport layer of the OSI model? * UDP - Provides Connectionless datagrams service * TCP - Provides Connection Oriented Services * SMTP - Provides Mail Exchange * IP - Route determination * TCP - Provides Flow Control and Error Checking * FTP - Transfers of Files8 8500
Describe End to End network services: (Choose all that apply) * Best Route selection * Accomplished Segment by Segment, each segment is autonomous * Flow Control & Data Integrity * Best efforts packet delivery8 7121
What are the 2 functions of the Data Link Mac layer? * Handles access to shared media * Manages protocol access to the physical network medium * Provides SAPs for higher level protocols * Allows multiple devices to uniquely identify one another on the data link layer8 15119
Which layer is responsible for determining if sufficient resources for the intended communication exists? * Application * Network * Session * Presentation * Transport13 14651
A software is installed in server.How to share the software among the clients12 14350
how to install a software in the server and share the same among the clients3 8655
Q1: What is RAS ? is RAS and VPN the same ? Q2: How do i determine that my computer is connected to the right network and is getting a valid ip ?8 47653
What is Virtual Private network(vpn),What are the precautions to take while we are working on the vpn,How to configure vpn?5 6569
User Datagram Protocol (UDP) is __ and __ a. connectionless, stateless b. connection-orineted, stateless c. connection-oriented, stateful d. connectionless, stateful
I am using solaris box, I need to delete a file from path /usr/tmp/ which r older than 24 hours?
What is looping and how switching loops are avoided at L2 level?
how to know how many samba users in solaris?
whenever install patch cluster, system will be restart what is the problem?
Explain one basic requirement for establishing vlans?
List the advantage of address sharing?
What are your key strengths as a System/network Administrator?
how to merge solaris partition?
Explain private ip address?
Scenario: “In a switch two hosts are connected to port number 1 and 2 respectively; both the ports are configured with same VLAN id. When data is sent from one host to another, in switch VLAN tagging will happen or not? Why?”
How to perform system maintenance?