Mene ne wani LAN?

Local Area Network - wani rukuni na kwakwalwa ciri, located in wani iyaka yanki, kamar gini ne. The girma na irin wannan cibiyar sadarwa iya zama daban-daban. Yana za a iya hada biyu workstations dake a cikin wannan dakin, to da dama da ɗari workstations, wanda aka located a kan daban-daban benaye na administrative ginin. A mafi yawan lokuta, to connect kwakwalwa a wani cibiyar sadarwa za a iya amfani da daban-daban na igiyoyi. Duk da haka, admissibility da kuma yin amfani da mara waya tashoshi, kamar yadda kuma za a tattauna. Saboda haka, bari mu gane abin da mai LAN? Yana da muhimmanci a lura da cewa idan cibiyar sadarwa bar iyakokin guda gini, shi zai zama daidai kira duniya. A general, daga na musamman adabi da shi za a iya ƙaddara cewa gida cibiyar sadarwa yana da iyaka zuwa cikin tsari, da kuma ga duniya, babu irin wannan hanin.

Ba ko da yaushe wallafe-wallafen definition yayi dace da yarda norms, saboda kullum da cibiyar sadarwa ne m wani aikin, maimakon jiki halaye. A wannan yanayi, wanda shi ne ya fi kowa, irin networks ne a wajen danganta inji mai kwakwalwa, kyale su don samun damar daban-daban hardware. Wancan ne, wadannan kwakwalwa da damar yin amfani da daban-daban hanyar sadarwa albarkatu, kamar firintocinku, Scanners, kamar yadda idan suka shigar gida. Babu shakka, a karkashin damar yin amfani da kayan aiki da kuma ake nufi samun data samuwa a kan wannan kayan aiki.

Saboda haka, wannan tambaya na abin da wani gida yankin cibiyar sadarwa, sun riga sun iya ze duk bayyananne. Duk da haka, ko da a nan akwai da yawa nuances. All kwakwalwa na cibiyar sadarwa suna ba kawai iya samun damar shigar cibiyar sadarwa da aka gyara, amma kuma yi amfani da su a wannan hanya a matsayin gida kafuwa, wanda ya shafi gabatarwar wajibi data sharing.

A farko na gida yankin cibiyar sadarwa da alaka da ofishin kwakwalwa na farko tsara - da mainframe kwakwalwa a cikin cibiyar sadarwa, duk da haka, na farko sirri mota da aka dauka don kafa kamar yadda raba na'urorin. Ya kamata a ce game da mafi m nau'i na gida cibiyar sadarwa a lokacin da mai amfani ga data kwafa da su zuwa ga floppy faifai a kan daya na'ura, sa'an nan ya wuce zuwa wani a buga su cikin bayanai ko kawai kiyaye shi a can. Wannan shawarar ba zai iya zama mummunan abu, musamman idan ka yi la'akari da yiwuwar kwashe babban kundin bayanai. Amma a nan, kuma, akwai shortcomings, da kuma sosai tsanani:

- hadarin asarar bayanai a hali na rashi ko mai haɗari tsara data kasance sosai high.

- Matsalolin bayyana tare da aiki tare da daban-daban versions na wani daftarin aiki a lokacin da shi ya zama dole su yi aiki a kan fiye da mutum daya a lokaci.

- floppy faifai size ne kawai 1,44 MB, da kuma girman da ake so data fayil iya ma fi shi.

- rashin iyawa na masu amfani domin su gudanar da aikin a kan takardun yin amfani da daban-daban pre-shigar aikace-aikace a kan kwakwalwa.

- da data kasance wuya a kare a matsayin floppy faifai a iya kawai sata.

- ciyar babba adadin lokaci a kan aiwatar da kwafan fayilolin, canja wurin su zuwa wani na'ura, kazalika da m aiki a kan ta.

Wannan ne ya sa irin wannan networks ne dace kawai warware m ayyuka. Saboda haka, abin da yake gida cibiyar sadarwa a cikin wannan ma'ana? Modern ofishin wuraren dole ne sadu da sabon bukatun:

- sharing, kariya da kuma watsa bayanai;

- aikace-aikace dole ne m da za a raba.

- masu amfani ya zama da sauki don sadarwa tare da juna;

- gefe na'urorin dole ne a sanya samuwa ga duk inji.

Yanzu ka san ba kawai abin da na gida yankin cibiyar yanar sadarwa, amma kuma abin da su ne ka'idodin shar'anta a gindi.