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Related Flashcards
Related Topics
Cards In This Set
| Front | Back |
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23
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Telnet
|
|
80
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HTTP,
HTTPS (SSL encrypts TCP/IP)
Secure HTTP (SHTTP) - files encrypted, digital certificate, or both
|
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20
|
FTP
|
|
22
|
SSH (Secure SHell) - secure access a remote computer, encrypts passwords and data
SCP (Secure CoPy) - uses SSH to copy data between computers
SFTP (Secure FTP over SSH)
Replaces Telnet (23)
|
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69
|
TFTP (Trivial FTP) uses UDP for less overhead
|
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161
|
SNMP (Simple Network Management Protocol) uses UDP
o mgt stats and trap error events between TCP/IP hosts
o enables remote device control
|
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UDP
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User Datagram Protocol (UDP)
o connectionless, unacknowledged
o IP (layer 3 network), adds source and destination socket information
o Transport (layer 4) alternative to TCP, less overhead (no ACK packets)
|
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25
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SMTP (Simple Mail Transfer Protocol)
|
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110
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POP3 (Post Office Protocol version 3) - holds mail an internet mail server for download to clent
|
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143
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IMAP4 (Internet Mail Access Protocol version 4) - stores and manages mail at the e-mail server.
|
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22
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(duplicate)
|
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123
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NTP (Network Time Protocol) synchronizes networked computers' clocks
|
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49
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TACACS+ (Terminal Access Controller Access Control System)
|
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53
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DNS (Domain Name System)
o zone transfer with UDP
|
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67
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BOOTP/DHCP Server (BOOTstrap Protocol / Dynamic Host Configuration Protocol)
o BOOTP during the bootstrap process, a BOOTP configuration server assigns an IP address to each client from a pool of addresses
o BOOTP uses UDP as a transport
o Superseded by more advance DHCP
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