Ka'idar hanyar sadarwa ta STP, wacce kuma aka sani da Ka'idar Bishiyar Spanning.Fitowar wannan ka'ida ta fi magance matsalar yawan hanyoyin haɗin gwiwa da ke samar da madaukai a cikin hanyar sadarwa.A matsayin na'urar tasha don sadarwar cibiyar sadarwa, babu makawa OLT ta ci karo da al'amuran madauki na hanyar sadarwa ta zahiri a cikin shimfidar topology na cibiyar sadarwa.A lokaci guda, saboda kasancewar abubuwan da ke tattare da madauki na cibiyar sadarwa, yana da wahala a gano wane ɓangare na kayan aikin cibiyar sadarwa ke haifar da matsalar madauki.
Ka'idar STP ita ce samar da tsarin bishiya mai ma'ana ta hanyar toshe wasu tashoshin jiragen ruwa a cikin hanyar sadarwa tare da madaukai na zahiri ta hanyar algorithm.
Kamar yadda aka nuna a cikin wannan adadi na sama, akwai maɓalli guda uku a cikin zane-zanen topology na cibiyar sadarwa, kuma akwai batutuwan madauki na jiki tare da maɓalli uku a cikin shimfidar hanyar sadarwa.Muddin an kunna aikin STP akan maɓalli, mai sauyawa yana zaɓar wace tashar hanyar haɗin jiki don toshewa bisa ka'idojin yarjejeniya.
Duk hanyoyin sadarwa na na'urar cibiyar sadarwa a cikin hanyar sadarwar ana samun su ta asali ta hanyar hulɗar saƙo.STP tana amfani da BPDU (Bridge Protocol Data Unit) don sanar da wace tashar sadarwa ta canji ke buƙatar toshewa.Yin amfani da aikin STP ba zai iya toshe tashar sadarwa ta Link 1 kawai ba, amma kuma amfani da tashar sadarwa ta Link 1 azaman tashar ajiyar ajiya.Koyaya, lokacin da Link 3 ya kasa sadarwa, ana kunna tashar tashar Link 1 don tabbatar da sadarwar cibiyar sadarwa ta al'ada.
A cikin mahallin cibiyar sadarwa na yau, saboda sarƙaƙƙiyar mahallin cibiyar sadarwa, STP ya zama aikin da babu makawa ga na'urorin ofis kamar masu sauyawa da OLTs.Domin saduwa da buƙatun kasuwa da biyan buƙatun aikace-aikacen cibiyar sadarwa na abokan ciniki, RSTP ya fito azaman ingantaccen sigar ayyukan STP.Idan aka kwatanta da STP, RSTP na iya yin ƙaura da sauri cikin sharuddan aiki, kuma saurin da ingancin haɗin yanar gizo ya fi STP kyau.A lokaci guda, RSTP na iya dacewa da STP, wato, maɓalli guda biyu a cikin hanyar sadarwa, ɗaya yana gudana STP ɗayan kuma yana aiki da RSTP.Har yanzu ana iya samun nasarar aikin, amma RSTP mai sauyawa zai canza ta atomatik zuwa STP mai gudana.
Abin da ke sama taƙaitaccen bayani ne na fasahar sadarwar software ta STP, wanda zai iya zama abin tunani ga kowa da kowa.Kamfaninmu yana da ƙaƙƙarfan software da ƙungiyar fasaha na hardware, wanda zai iya ba da sabis na fasaha na sana'a ga abokan ciniki.Kayayyakin mu mafi kyawun siyar sun ƙunshi nau'ikan sauyawa da samfuran jerin OLT.Idan kuna buƙata, zaku iya ƙara fahimta.