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Chapter 7-TCP/IP
Chapter 7 TCP/IP from Networking book
Question | Answer |
---|---|
What is a protocol in the TCP/IP suite used with the command line utility of the same name to determine the MAC address that corresponds to a particular IP address? | Address resolution protocal |
What is a networking feature in an operating system that enables DHCP clients to self configure an ip address and subnet mask automatically when a DHCP server isn’t available? | Automatic private IP addressing (APIPA) |
What is a component of TCP/IP that allows computers to discover and receive an IP address from a DHCP server prior to booting the OS? | Bootstrap protocal (BOOTP) |
What is a contiguous chunk of IP addresses passed out by the internet assigned numbers authority (IANA)? | Class license |
What is the method of categorizing IP addresses in order to distribute them called? (subnetting) | Classless inter-domain routing (CIDR) |
In a TCP/IP network, the IP address of the router that interconnects the LAN to a wider network (usually the internet) is called what? | The Default Gateway |
What is created by the DHCP server to allow a system requesting DHCP IP information to use that information for a certain amount of time? | DHCP Lease |
What is a shorthand method for discussing and configuring binary IP addresses? | Dotted Decimal notation |
What is a way for a computer to receive IP information automatically from a server program? | Dynamic Addressing |
What is a protocol that allows a DHCP server to set TCP/IP settings automatically for a DHCP client? | Dynamic host configuration protocal (DHCP) |
What is the portion of an IP address that defines a specific machine in a subnet? | Host ID |
What is a command-line utility for Linux servers and workstations that displays the current TCP/IP configuration of the machine, similar to IPCONFIG for windows system? | IFCONFIG |
What is the organization responsible for assigning public IP addresses? | Internet assigned numbers authority (IANA) |
What is the protocol in which addresses consist of four sets of numbers, each number being a value between 0 and 255, using a period to separate the numbers? | Internet protocol version 4 |
What is the numeric address of a computer connected to a TCP/IP network, such as the internet called? | IP Addressing |
What is a command-line utility for windows that displays the current TCP/IP configuration of the machine; similar to unix/Linux’s IFCONFIG? | IPCONFIG |
What is a reserved IP address used for internet that is sometimes called the local host? | Loopback address |
What is the method of sending a packet in which the sending computer sends it to a group of interested computers called? | Multicast |
What is a number used in IP networks to identify the network on which a device or machine exists called? | The Network ID |
What is an agreement that governs the procedures used to exchange info between cooperating entities called? | Protocol |
What is the set of protocols that are commonly used together and operate at different levels of the OSI 7 layer model called? | Protocol Suite |
What is a list of paths to various networks required by routers called? (They can be built either manually or automatically btw) | The Routing Table |
What is the process of assigning IP addresses by manually typing them into a clients computer called? | Static addressing |
What is the value used in TCP/IP settings to divide the IP address of a host into its component parts? | Subnet mask |
What are the 2 component parts of subnet mask? | network ID and host ID |
What is it called when you take a single class of IP addresses and chop it into mutiple smaller groups? | Subnetting |
What is it called when you send a message from one computer to one other computer? | Unicast |
What is the result of converting 11110000.10111001.00001000.01100111 to dotted decimal notation? | 240.185.8.103 |
What does IANA stand for? | Internet Assigned Numbers Authority |
What describes IPv4? | Uses decimal, not hexadecimal numbers, Uses periods, not colons, as separators ANDUses four octets |
What is the result of converting 192.168.0.1 to binary? | 11000000.10101000.00000000.00000001 |
Are 127.0.0.1/24 and 250.250.250.255/24 valid IP addresses to assign in a windows based system? | NOOOOO |
What is the special reserved IP address of 127.0.0.1 called? | Loopback address |
What is a loopback address primary used for? | testing...it is not assigned to computers |
Why is the address 250.250.250.255 not a valid IP address to assign in a windows based system? | Because it has a 255 as part of its address, which is a reserved number for subnet masks |
What class is the IP address 22.33.44.55? | Class A |
What class is the IP address 191.254.254.254? | Class B |
What class is the IP address 192.168.0.254? | Class C |
Which method sends a packet from a single computer to a group of interested computers? | Multicast |
What is the process used to take a single class of IP addresses and chop it up into multiple smaller groups? | PING and subnetting |
"Every client on a network shares the same subnet mask" and "A subnet mask consists of a string of ones followed by a string of zeroes." Are these true statements about subnet masks? | yes |
List the order in which packets are created and sent when a client requests an IP address from a DHCP server? | DHCP discovery, DHCP offer, DHCP request, DHCP acknowledge |
Is the address 255.255.255.255 a valid classful subnet mask? | no |
What is an example of a valid classful subnet mask? | 255.255.255.240 |
Which of the following IP addresses indicates a computer configured for dynamic addressing was unable to locate a DHCP server: 127.0.0.1 or 169.254.1.30????? | 169.254.1.30 |