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All-in-One Network plus Chapter 9

Pearson_IT
Get Quizlet's official Network+ - 1 term, 1 practice question, 1 full practice test
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Terms in this set (33)

What protocol, replaced in recent years by a more secure protocol, was for many years is primary protocol used to allow a user to log in remotely & execute text based commands on a remote host?
Telnet
Most computer connections use this Transport layer protocol?
TCP
What is the protocol of choice for very simple applications that never need more then a single packet?
ICMP
Which protocol not appropriate for use over the internet, is used for transferring files between servers & clients without requiring a user login?
TFTP
If you cannot receive email, which protocol should you suspect is not working properly?
POP3
What name is given to the port numbers in the range of 0-1023?
well-known port numbers
What name is given to ports numbers in the range of 1024 -49151?
Registered port
What is the name for the session information stored in RAM by a computer on 1 side of a session?
Socket & Endpoint
Which TCP port does FTP use?
20 & 21
This email server programs is the leader among those used on Linux and UNIX systems, controlling about 20% of all email servers, and only running the smtp protocol?
sendmail
What file transfer protocol uses UDP port 69, and does not use user names and passwords?
TFTP
Almost every server application has a way for you to access and administer it using this oldest protocol?
Telnet
What is the status for a socket that is prepared to respond to any IP packets destined for that sockets port number?
Open port & listening port
This is the underlying protocol on the interwebs?
HTTP
What status indicates that a connection has made a graceful closure?
close_wait
Microsoft IE and Firefox are examples of this TCP/IP application?
Web client
What is the name for the number used by the operating system to track all running programs?
process ID (PID)
This web server was originally created for the UNIX/Linux platforms, but now comes in a version for windows?
Apache HTTP Server
What status indicates that a connection has been lost to the other side, and has not yet closed?
Time-wait
This is the secure counterpart of http?
HTTPS
What is the status of a port that is part of an active working endpoint pair?
established port
This protocol is an alternative to POP3, with special enhancements?
IMAP4
This is the show me the endpoint command?
netstat
What protocol handles outgoing email?
SMTP
This is another name for a session?
connection
What name is given to the port numbers in the range of 49152 - 65535?
private & dyanmic port
When a web browser sends a message to a web server, it generates this type of port number psuedo-randomly as the sorce port for the packet?
ephemaral port number
Which protocol enables routers to communicate with host to determine a group membership for multicast communications?
IGMP
which protocol does the ping application use?
ICMP
What transport layer protocol does Trivial File Transfer Protocol (TFTP) use?
UDP
What function is being used if a packet is sent to port 80?
Web browsing
A communication between computers that begins with an acknowledgement, followed by a message, and ends with a closing acknowledgment, is which type of communication?
Connection-oriented
At what layer of the OSI model does the set of protocols indicated by the TCP part of the TCP/IP work?
Transport
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