shshaygebremichael

Networking the system

-        Network is the connecting group of computers with device through a cable

-        Network is classified in 3 parts;-

1.   Clent

2.   Peer to peer

3.   Server based network

1.   Clent;- is connecting one computer with another this network don’t ask administrator it is used little computer working and slowly networking server working.

 

2.   Peer to peer;- is connecting of a group computer without centralized system or (server) 

   

  

3.   Server based;- is connecting of group of computer with centralized system or server classes of network.

this is server based network one computer All or much computers much city and country’s  controls and this networking the highest servers.

   

  

·       LAN;- (local area network) system of network in one departmental.

·       WAN;- (wiener aria network) system of network in one city.

·       MAN;- (man tropical aria networking)system of network group of WAN (wiener aria network)  

Type of cable (ዓይነታት ገመድ ዘማሓላልፍ ኢንተርኔት ኮኔክሽን ውሑድን ቡዙሕን)

CAT1= 128 KB/S ኮኔክሽን ዘሕልፍ ሓይሊ ዝተሓተ ኪሎ ባይት እዩ።

CAT2= 4 MG/S እዚ 4 ሜጋ ባይት ካብኡ ንታሕቲ ጥራሕ የሕልፈልና።

CAT3=  10 MB/S እዚ ድማ 10 ሜጋ ባይት ጥራሕ የማሓላልፈልና እዩ

CAT4=  16 MB/S እዚ 16 ሜጋ ባይት ዝሓሸ የማሓላልፈልና

CAT5=  100 MB/S በዚ ገመድ እዚ ኤርትራ ትጥቀም።

CAT6=  6X Than EATS

CAT7=  It is not at market እዚ ገመድ እዚ ኣብ ዕዳጋ ኣይተዘርገሐን ብጣዕሚ ፈጣን ዝኾነ እዩ። ኣብ ደገ ዝጥቀምሉ ዓበይቲ ሰብ ትካል ጥራሕ እዩ።

Topology’s

·       Bus topology እዚ ኣጠቓቕማ ኔትዎርክ ኣብ ሞንጎ እንተተበቲኹ ውሑድ ኮሚፒተር ወይ ብዙሓት ኮሚፒተራት ክሰርሓ ኣይኽእላን።

   

 

·       Ring topology  እዚ ኣብ ሓደ በታ ምስ ዝብተኽ ኩሉ ኣይሰርሕን።

 

·       Star topology እዚ ድማ ኣብ ሓደ እንተተበቲኹ ሓደ ኮምፒተር ጥራሕ ከም ዘይሰርሕ ይገብሮ።

 

·       Star ring topology  ክልተ ዓይነት ኣጠቓቕማ ስለ ዝኾነ እቲ ሓደ እንተተበቲኹ በቲ ሓደ ክሰርሕ ይኽእል እዩ። ከብዚ ኣብ ላዕሊ ተዘርዚሩ ዘሎ እቲ ዝበለፀ መጥቀሚ በዚ መገንዲ እዚ እዩ ማለት ክልተ ኣማራፂታት ስለ ዘለዎ።