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Sybex Network+ chapter 6
Network Protocols, Ports,
41
Computer Networking
Professional
03/29/2010

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Term
TCP
Definition
Transfer Control Protocol (Host-to-Host) Reliable connection-oriented
Term
FTP
Definition
File Transfer Protocol SFTP is the secure form(Process/Application)
Term
UDP
Definition
User Datagram Protocol (Host-to-Host) connectionless protocol (Doesn't support windowing) Thin Protocol
Term
DHCP
Definition
Dynamic Host Configuration Protocol, Automatically assigns IP addresses to hosts
Term
TFTP
Definition
Trivial File Transfer Protocol, Connectionless, unsecure (Process/Application)
Term
DNS
Definition
Domain Name Service (Resolves host names to IP addresses)
Term
HTTP (S)
Definition
Hyper Text Transfer Protocol (Secure)(Process/Application)
Term
ARP
Definition
Address Resolution Protocol(Internet Layer)Finds the MAC address from a known IP address
Term
SIP (VoIP)
Definition
Session Initiation Protocol (VoIP) (Process/Application)
Term
RTP (VoIP)
Definition
Real-time Transfer Protocol (VoIP)(Process/Application)
Term
SSH
Definition
Secure Shell, Sets up a secure telnet connection (Process/Application)
Term
POP3
Definition
Post Office Protocol (Process/Application) downloads all email.
Term
NTP
Definition
Network Time Protocol, used to synchonize clocks amoung computer networks (Process/Application)
Term
IMAP4
Definition
Internet Message Access Protocol, Allows for very secure and selective downloading of emails (Process/Application)
Term
Telnet
Definition
Terminal Emulation (Process/Application)
Term
SMTP
Definition
Simple Mail Transfer Protocol (Process/Application) Sends spooled email
Term
SNMP2/3
Definition
Simple Network Management Protocol (Process/Application) Analyzes network and reports a baseline, as well as sudden changes
Term
ICMP
Definition
Internet Control Message Protocol (Internet Layer)Ping, Tracert, hops, buffer full, destination unreachable, uses encapsulated datagrams
Term
IGMP
Definition
Internet Group Management Protocol, Helps manage multicast sessions (Process/Application)
Term
TLS
Definition
Transport Layer Security (Process/Application) handle encryption
Term
FTP port
Definition
20,21 (TCP)
Term
SSH Port
Definition
22 (TCP)
Term
TELNET Port
Definition
23 (TCP)
Term
SMTP Port
Definition
25 (TCP)
Term
DNS Port
Definition
53 (TCP)
Term
HTTP Port
Definition
80 (TCP)
Term
POP3 Port
Definition
110 (TCP)
Term
NTP Port
Definition
123 (TCP)
Term
IMAP4 Port
Definition
143 (TCP)
Term
HTTPS Port
Definition
443 (TCP)
Term
TFTP Port
Definition
69 (UDP)
Term
DNS Port
Definition
53 (UDP)
Term
BOOTPS/DHCP port
Definition
67 (UDP)
Term
SNMP Port
Definition
161 (UDP)
Term
What is the difference between TCP and UDP?
Definition
Transfer Control Protocol is reliable, whereas User Datagram Protocol is not.
Term
List the layers of the DOD model from top to bottom
Definition
Process/Application, Host-to-Host, Internet, Network Access
Term
Name the OSI corosponding layers for the Process/Application DOD model.
Definition
Application, Presentation, Session
Term
Name the corosponding OSI layer for the Host-to-Host DOD layer.
Definition
Transport
Term
Name the corosponding OSI layer for the Internet DOD layer.
Definition
Network
Term
Name the corosponding OSI layer for the Network Access DOD layer.
Definition
Data Link, Physical
Term
What protocols use port numbers.
Definition
TCP/UDP
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