LAN based media access control protocol defined by the IEEE in the 802.3 series of specifiactions
what is Token ring protocol
LAN based media access control protocol defined in the IEEE 802.5 specification
what are network interface layer WAN protocols
frame relay
point-to-point protocol (PPP)
high-level data link control (HDLC)
what does PPP stand for
point-to-point protocol
what does HDLC stand for
high-level data link control
what is PPP (point-to-point protocol)
WAN based data link protocol defined by the ISO 3309 series
what is HDLC (high-level data link control)
WAN based data link protocol defined by the ISO 3309 series
what does ARP stand for
address resolution protocol
what indicates a ARP packet
a type field of 0x0806
when the MAC address of a destination device is needed, the source host will broadcast an ARP packet onto the network. the destination MAC address will be set to what?
FFFF FFFF FFFF
what does ICMP stand for
internet control message protocol
what does ping stand for
packet internet groper
what does TCP stand for
transmission control protocol
what does TCP use to establish connections between two hosts
a three-way handshake
what does UDP stand for
user datagram protocol
what are the two types of port numbers
well known
registered
what is the range of well known ports
0-1023
what is the range of registered port numbers
1024-65535
what does Telnet stand for
telecommunications network protcol
what does FTP stand for
file transfer protocol
what does SMTP stand for
simple mail transfer protocol
what does HTTP stand for
hypertext transfer protocol
what does BOOTP stand for
bootstrap protocol
what does DHCP stand for
dynamic host configuration protocol
what does TFTP stand for
trivial file transfer protocol
what does SNMP stand for
simple network management protocol
what does RIP stand for
routing information protocol
what does DNS stand for
domain name system
remember
DORA
dicover
offer
request
ack
what does TCP stand for
transmission control protocol
what does RSH stand for
remote shell
what is remote shell (RSH)
is a command line computer program that can execute sheel commands as another user, and on another computer across a computer network
what does FQDN stand for
fully qualified domain names
what does TLD stand for
top level domains
what deos MIME stand for
multipurpose internet mail extensions
what is a proxy server
a proxy server is a server that acts as an intermediary for requests from clients seeking resources from other servers
what is web proxy
a proxy that focuses on world wide web traffic is called a "web proxy"
most proxy programs provide a means to deny access to URLs specified in a blacklist, thus providing content filtering
what is a content-filtering web proxy
a content-filtering web proxy server provides administrative control over the content that may be relayed through the proxy
what is anonymous proxy server
an anonymous proxy server generally attempts to make web surfing anonymous
what is a reverse proxy server
a reverse proxy is usually an internet-facing proxy used as a front-end to control and protect access to a server on a private network and perform tasks such as load-balancing, authentication, and decryption or caching
what is load balancing
the reverse proxy can distribute the load to several wev servers, each web server serving its own application area
what is proxy security
by their very nature, HTTP proxies are men-in-the-middle, and represent an opportunity for man-in-the-middle attacks