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address resolution protocol resolves the mac address if the ip address is known it is a layer 3
switches operate at layer 2 they enhance bandwidth by decreasing the number of devices sharing the media they isolate collisions like a bridge they
reverse address resolution protocol is used to get a layer 3 address if the mac address is called which then facilitates the loading of the
upd is a layer 4 transport protocol it is connection-less due to it does establish a connection thus the 3 step handshake is not needed it does not
recognize the hardware component used to store buffers tables running-configuration etcans ram is the dynamic memory area rom have the boot strap
communication resource sharing and media when many host share their resources with every other or when many devices connect with each other for
illustrate a traffic light is an example of what type of mechanismans a traffic light is an example of flow
grp uses a composite metric complete up of bandwidth and delay by default it updates each 60 seconds and will trigger an update if the topology
recognize the access-list range for an extended ip access-listans ip extended access-lists use the number range of
smart alex catering sevice sacs is a company offering top class catering staff for prestigious events the company employs approximately 200
you are required to write a report which evaluates two of the following issues in relation to your case study databaseasecurity issuesbperformance
the er diagram clearly showing the additional tables you have implementedsql table creation scripts for the tables you have set upsql scripts showing
process to send data is called as encapsulation and process to receive data is called
a use case diagram giving a pictorial overview of user requirements and brief use case descriptions as the case study contains only an outline of a
to split data in pieces is known as segmentation and divide segmentation in pieces called fragmentation
fcs frame check sequencecrc cyclic redundancy check algorithm runs in switch that known as fcs frame check
ip plus port ip on layer 3 and port on layer 4 - in encapsulation socket base decision on network layer -layer
three layers are called upper layersa application layer - 7b presentation layer - 6c session layer -
recognize the two items that tcp and udp share in commonans tcp and upd are both layer 4 transport protocols and both use port number to recognize
any protocol used by an internetwork to exchange routing data within an autonomous system eg rip igrp and
a logical circuit that is created by virtual channel links it carries data among two endpoints in a networkthe one more name for virtual channel is
along any transmission path from a given source to a given destination a group of virtual circuits can be grouped together into what is known as
sending a message to a group multicast address is known as multicasting and its routing algorithm is known as multicast
what is the difference between routable and non- routable protocolsans routable protocols can work with a router and can be used to build huge
icmp is used to send error and control messages ping uses icmp to carry the echo-request and