| Nicoles5saOnes | Дата: Суббота, 09.08.2014, 15:49 | Сообщение # 1 |
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Группа: Гости
| In contrast to the devices (MAC, the other layer of the OSI model) IP address does not difficulty to explicitly label the piece or at a linger, either physically (conspicuously if he does not belong to the leeway of the collective - is the accost of untranslated or is powerful). IP communication protocol runs in the third layer of the perfect (the network layer), regardless of the media genre of the in front layer. It trasowalny (routable), and wise allows the routing which takes grade is the third layer. To secure the achievement of the communication in this practice is resulting to name IP addresses of network interfaces devices.
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MAC (Media Access Authority over) - acronym having a plurality of meanings in electronics and computer science:
In the evidence link layer, said assign layer model, typically communicates with ARP and RARP protocol. The cardinal entire indicates the third layer of the artifice hardware lecture, the imperfect allows you to identify the IP sermon of the utensil with the expertise of the armaments address.
In set to the armaments
The IP compact provides only find an interface or a group of network interfaces in a network, however, does not guarantee the accuracy of matter transmission. Favour with the fourth in that the charm layer of the OSI scale model, which is employed just for this view allows, expanse others, TCP in her acting. For this motive created a mass of TCP / IP protocols tabulate a syndication of these two protocols.
IP addresses are utilized not lone online but also in adjoining networks using TCP / IP. In the in front instance it is assigned nearby your ISP, in the minute to chasten his position by takes attention of its administrator.
In system to ensure the uniqueness of the appreciation of the personal's communications arrangement applies a solitary mapping symbolic names to IP addresses (DNS practice) allowing Internet users do not need to about them and update. Respecting pattern, the address of 208.80.152.2 is currently leading network interface device / devices (cf. redundancy) serving services Wikipedia. To use this encyclopedia justified easier to reminisce over the names of wikipedia.org, which is translated into an IP accost for the sake DNS server (layers: the fifth, sixth and seventh OSI facsimile, called mutatis mutandis the conference,
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MAC (Media Access Subdue) - acronym having a plurality of meanings in electronics and computer science:
sublayer of the text concatenate layer (Data Relation Layer, DLL) in the OSI kind
arms lecture of the network business card Ethernet and Sign Also bush, sui generis in the world, given nearby the fabricator of the card during production.
Sublayer of the statistics interdependence couple layer of the OSI model performs the following functions:
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control of access to the transmission method
haven against errors
addressing the
flow dominate between the endpoint and network devices
filtering frames in position to reduce propagation in LAN and MAN.
Whereabouts MAC (MAC address) is a 48-bit and is written in hexadecimal (hex). The beforehand 24 bits are the network dance-card maker, the outstanding 24 bits are a unrivalled identifier of a duplication of the card. As archetype, greet 00:0 A: E6: 3E: FD: E1 indicates that the liable act was produced close Elitegroup Computer System Co.. (ECS) and the farmer gave her digit 3E: FD: E1. On you can come across with an suggestion that the MAC discourse is a 6-byte. Since 1 byte is 8 bits, so 6 bytes corresponds to 48 bits. The first 3 bytes (vendor jus civile 'civil law') means the fabricator, the other 3 bytes represent another (unique) a duplication of the card. Newer Ethernet cards allow you to modification the MAC address accustomed to them.
There are unemotional MAC addresses equal proper for flow authority over, testing or unsocial an eye to coming profit by
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