Unit 14 Review. Questions

24 July 2022
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There are 48 bits.
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How many bits are in a Mac address?
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There are 32 bits in an IPv4 IP address, and 128 bits in an IPv6 IP address.
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How many bits are in an IPv4 IP Address? In an IPv6 IP address?
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By a port number.
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How does a client application identify a server application on another computer on the network?
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Private IP addresses.
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What are IP addresses called that begin with 10, 172.16, or 192.168?
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Public IP addresses are licensed and authorized to use the internet. Private IP addresses are not authorized or licensed to use the internet. A computer with a private IP address uses a NAT router to access the internet.
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Describe the difference between public and private IPv4 addresses. if a network. If a network is using private IP addresses, how can the computers on that network access the internet?
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IP addresses that begin with 192.168 are private IP addresses.
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Why is it unlikely that you will find the IP address 192.168.250.10 on the internet?
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Automatic private IP address (APIPA)
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If no DHCP server is available when a computer configured for dynamic IP addressing connects to the network, what type of IPv4 address is assigned to the computer?
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The IP address was automatically assigned by windows when it failed to lease an address from the DHCP server. the computer received an APIPA IP address.
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if a computer is found to have an IP address of 169.254.1.1, what can you assume about how it received that IP address?
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the interface ID which is used uniquely identify the network connection on the local link.
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What the last 64 bits of an IPv6 address called? how are these bits used?
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ISATAP and TEREDO
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Name two tunneling protocols that are used for IPv6 packets to travel over an IPv4 network.
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IP addresses that begins with 2000+ are global addresses used on the internet. Addresses that begin with FE80+ are link local addresses used on a private network.
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How is an IPv6 address used that begins with 2000...? that begins with FE80?
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The subnet ID block contains 16 bits bits. the value of these bits for a link local address are 0000 0000 0000 0000.
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How many bits are in the subnet ID block? what are the values of these bits for a link-local IP address?
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unique local addresses
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which type of IPv6 address is used to create multiple subnets within a large organization?
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DHCP server
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what type of server serves up IP addresses to computers on a network?
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TCP, UDP
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Which TCP/IP protocaol that manages packet delivery guarantees that delivery? which protocol does not guarantee delivery, but is faster?
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Port 25
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At what port does an SMTP email server listen to receive email from a client computer?
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HTTPS uses either HTTP together with SSL or TLS encryption protocols
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Which protocol(s) does a web server use when transmissions are encrypted for security?
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DNS server
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What type of server resolves fully qualified domain names to IP addresses?
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IMAP
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which email protocol allows a client application to manage email stored on an email server?
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NAT
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what type of technology is used to present a public IP address to computers outside the LAN to handle requests to use the internet from computers inside the LAN?
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LDAP
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Which protocol is used when an application queries a database on a corporate network such as a database of printers?
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SSH
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What type of encryption protocol does secure FTP (SFTP) use to secure FTP Transmissions?
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Remote desktop and Remote Assistance
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What two windows applications use the RDP protocol and port 3389?