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a hypertext link is a special tag that links single page to another page or resource if you click the link the browser goes to the links
recognize the command that shows traffic statistics on serial01ans show interface serial
recognize the two commands that copies the configuration in nvram to ramans a copy startup-config running-configb configure
recognize the command to show the frame relay map tableans router show frame-relay map is the the command to show the frame relay map
recognize the command to show the hardware platform informationans show version is the command to show the hardware platform
show ipx servers is the command that shows the sap
which command saves the configuration stored in ram to nvramans copy running-config startup-config is the command which saves the configuration
router reload is the command to reload the
in html a tag shows the browser what to do when you write an html page you enter tags for lot of reasons -- to change the appearance of text to
which switching technology can decrease the size of a broadcast domainans vlans are logical ways to break up a huge broadcast domainto get from vlan
the five steps to data encapsulation in order1 user information is changed into data2 data is changed into segments3 segments are changed into
mac media access control and llc logical link control are both layer 2
ans the transport layersegments upper-layer applicationsestablishes an end-to-end connectionsends segments from one end host to anotheroptionally
there are two logical addressing -a datalink is physical hardware addressingb network is logical software
udp is connectionless and does not give error checking but remember error checking can happen at other layers
ping and traceroute are used by icmp for testingdestination unreachable messages are obtained by a router when it does not have a route to the
most protocol suites have dissimilar osi layer protocols within them at layer 3ip is for tcpip tcp is layer 4ipx is for ipxspx spx is layer 4ddp is
definition latency delaybecause a store and forward switch reads the entire frame before forwarding a larger frame takes longer than a shorter
tcp transmission control protocol and udp are used by tcpipspx sequenced packet exchange is used with ipxnbp name binding protocol is used with
the marketing term isdn modem was formed to help sell the isdn idea to america there is no such thing as an analog modulator demodulator for digital
normally we think of communications science as dealing with the contemporaneous exchange of information among distant parties though many of the same
example of transport layer are-a tcp is connection orientedb udp is
serialized data is not generally sent at a uniform rate by a channel instead there is usually a burst of regularly spaced binary data bits followed
the distance over which data moves within a computer may differ from a few thousandths of an inch as is the case within a one ic chip to as much as
udp sends packets blind down the network and relies on upper-layer protocols to form connections and identify errors tcp is a connection-oriented