Month: August 2012
The OSI model is quite similar to TCP / IP model only adds more details in two extra layers while TCP / IP is grouped only five layers. Layers of OSI Model Layer 1: This layer includes all the standard electrical network and all concerning the electronic circuits and a physical network environment such as the types of cables, network cards, etc. Layer 2: The two-layer handles the physical address, ie at this level are considered physical addresses that are assigned to network devices at the time of its creation. Error correction is another of the main functions of layer 2. It is said that The switches and bridges are Layer 2 devices. Layer 3: The three-layer or network layer handles the routing logic that unlike the physical address that is not chosen hardware manufacturers but is assigned by the ISP (Internet Service-provider – News ResultsFiscal fitness beats conquering fatness for New Year\’s resolutions New York Daily News – 9 hours agoSaad Healthcare hiring, building new outpatient clinic in Mobile Mobile Press-Register – 7 hours agoTremor Media Acquired ScanScout for $65 Million NYConvergence – 9 hours agoPromotional ResultsMake Yahoo! Your Homepage\’>Service Provider) to the end user.
The IP protocol operates at this level as well as network devices like routers or routers. Layer 4: The four-layer or transport layer TCP protocol and operates at this level is where it ensures that data sent from a sending device are received correctly at the receiving device. Layer 5: Session layer 5 or has primary responsibility to establish, maintain and terminate sessions between several machines that communicate with each other, it is this layer that determines who speaks and who listens when there is competition for using a port. Layer 6: The 6 layer or presentation layer is responsible for making the data sent from a computer can be presented in a manner readable by the receiving computer.
What we say with our worthy representatives to Congress and President Alvaro Uribe V. is; SUVERSIVOS CAUSED SUCH STUDENTS will end the nation, As happens budget request to support public higher education no, no, no … the hilt! to be self-financing, they become research centers and help pay for little salary and pensions of our farmers in Congress and strengthen programs that save the rich peasants national social programs such as Agro secure income for Uribe\’s friends and company and our nation achieves security, in order to continue benefiting from the weak financial capital shouting reelection And for those who work in arduous conditions of heat cutting cane, planting flowers, helping in the transportation of oil, working in the factory for more than eight hours without remuneration for time extras, those who lose their jobs for the carpal tunnel destroyed their daily fingering hand, if all those scoundrels who support their families with a minimum wage and pensions may not die in the attempt. That happens not to do as the Colombian Congress, which if they think of their own.
Now to fund campaigns like those left displaced and live in shacks of interest priority, of course, shameless quea the Mayor of Bogota which gives money to those farmers escaped not want to work the same mayor who happened to deliver homes for the disabled that atrocity, the mayor who wants to deliver Internet feed the poor and free with the sacred money that should strengthen the coffers of the most powerful politicians to make campaign-saving democracy, that Mayor Samuel Gee, thank God that something you learn, because at least he wants to give a bit cake the ETB to multinational these days have their crises never deserved and that the privatization of ETB can find relief.