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| Class A - How many octets in the network portion? |
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| Class B - How many octets in the network portion? |
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| Class C - How many octets in the network portion? |
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| How many binary bits in an IP Address? |
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| A logical network address that identifies a particular host. |
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| What does a host need to participate on the internet? |
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| Where is the IP address assigned? |
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| To the Network interface connection for a host. Usually a NIC installed on the device. |
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| What does every packet sent across the Internet have? |
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| A source & destination IP address. |
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| A group of 8 binary bits. |
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| How many octets in an IP address? |
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| What is another name for the format used to simplify the reading of an IP address? |
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| The dotted-decimal notation. |
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| What is the minimum value of an octect? |
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| What is the maximum value of an octect? |
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| Name the two hierarchical parts of the 32-bit IP address. |
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| Network number and the Host number |
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| What 32-bit address is used in IP addressing to indicate which portion of an IP is Network and which portion is Host? |
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| How is the subnet mask read? |
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| From Left to Right, bit for bit. The 1s represent the network portion: the 0s represent the host portion. |
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| How do you calculate the number of hosts on a network? |
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Take the number 2 to the power of the number of host bits and subtract 2.
Ex. (2^4 = 16 - 2 = 14) |
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| What are the 5 classes of IP addressing? |
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| What is the Class C default subnet mask? |
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| What is the Class B default subnet mask? |
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| What is the Class A default subnet mask? |
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| What is the Class D IP used for? |
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| What is the Class E IP used for? |
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| What are invalid host addresses? |
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| Request For Comments. A document series used for communicating info about the Internet. Most document protocol specs. |
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| A standard that reserves several ranges of addresses within each of the classes A, B, and C used for private address ranges. |
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| What is the Class A Private Address Space? |
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10.0.0.0 - 10.255.255.255
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| What is the Class B Private Address Space? |
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| 172.16.0.0 - 172.31.255.255 |
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| What is the Class C Private Address Space? |
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| 192.168.0.0 - 192.168.255.0 |
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| How many private addresses can be used on a Class A private network? |
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| How many private addresses can be used on a Class B private network? |
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| How many private addresses can be used on a Class C private network? |
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| What happens when a Private address tries to be routed to the Internet? |
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| It is blocked by the ISP router. |
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| What are diagnostic private addresses called? |
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| What is an IP address used to communicate one-to-one called? |
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| What is an IP address used to communicate one-to-many called? |
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| What is an IP address used to communicate one-to-all called? |
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| What is the most common type of address on an IP network? |
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| What must be in the IP packet header for a unicast packet to be sent and received? |
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| A destination IP address. |
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| What must be present in the Ethernet frame header for a unicast packet to be sent and received? |
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| A corresponding destination MAC address |
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| What two addresses combine to deliver data to one specific destination host? |
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| The IP address and the MAC address |
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| Name the 6 parts of an Ethernet Frame. |
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| Destination MAC, Source MAC, Source IP, Destination IP, User Data, and Trailer |
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| Name the 3 parts of an IP Packet. |
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| Source IP, Destination IP and User Data. |
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| With a broadcast, the packet contains a destination IP address with all "what" in the host portion? |
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| What are two common network protocols that use broadcasts? |
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| A broadcast IP address for a network needs a corresponding broadcast MAC address in the Ethernet frame. On Ethernet networks how is the broadcast MAC address displayed? |
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| What are the multicast address ranges? |
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| 224.0.0.0 - 239.255.255.255. |
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| Multicast addresses represent a group of addresses and can only be used as the destination of a packet. What will the source always have? |
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| What is the beginning of the special value for the corresponding multicast MAC address used to deliver frames on a local network? |
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| How is the special value ending for a multicast MAC address calculated? |
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| By converting the lower 23 bits of the IP multicast group address into the remaining 6 hexadecimal characters of the Ethernet address. |
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| How many binary bits are in a hexadecimal character? |
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| What is it called when the network administrator must manually configure the network information for a host? |
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| What are at least 3 things that must be configured for static assignment for a host? |
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| IP address, subnet mask, and default gateway. |
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| When does host only perform basic error checks on the IP address? |
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| When using static IP addresses. |
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| What are considered permanent addresses and not normally reused? |
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| When are IP addresses automatically assigned? |
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| When using Dynamic Host Configuration Protocol (DHCP) |
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| When are IP addresses leased for a period of time? |
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