Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Idan zirga-zirga a kan madaidaicin madaidaiciya ya wuce kwangilar zirga-zirgarsa, kamar yadda GCRA ya ƙayyade, cibiyar sadarwar na iya sauke sel ko alama Cell Loss Priority (CLP) bit (don gano tantanin halitta a matsayin mai yiwuwa redundant). Basic policing aiki a kan wani cell ta cell tushe, amma wannan shi ne sub-optimal ga encapsulated fakiti zirga-zirga (kamar yadda zubar da wani guda cell zai soke dukan fakiti). Sakamakon haka, an ƙirƙiri tsare-tsare kamar watsi da fakiti na ɓangare (PPD) da watsi da fakiti na farko (EPD) wanda zai watsar da jerin sel har sai kunshin na gaba ya fara. Wannan yana rage adadin ƙwayoyin da ba su da amfani a cikin hanyar sadarwa, yana adana bandwidth don cikakkun fakiti. EPD da PPD suna aiki tare da haɗin AAL5 yayin da suke amfani da ƙarshen alamar fakiti: mai amfani da ATM-to-ATM mai amfani (AUU) nuna alama a cikin filin nau'in nauyin nauyin kai, wanda aka saita a cikin sel na ƙarshe na SAR-SDU.  Tambaya: Menene 'yan sandan PPD suka watsar?
jerin kwayoyin halitta