Yekutanga-nyika (O1)
TheONUmune ino nyika ichangobatidzwa uye ichiri mu LOS / LOF. Kamwe kudzika kwakadzika kunogamuchirwa, iyo LOS neLOF inobvisa, uye iyoONUinofamba ichienda kune yakamira (O2).
Standby-state (O2)
TheONUmune iyi mamiriro yakagamuchirwa kune yakadzika kuyerera uye yakamirira kuti network parameters igamuchirwe. Apo iyoONUinogamuchira iyo Upstream_Overhead meseji, gadzirisa iyoONUzvichibva pane idzi network parameters (semuenzaniso, delimiters, simba modhi, preset yakaenzana kunonoka) uye kuendeswa kune serial nhamba yenyika (O3).
Serial-Nhamba-nyika (O3)
TheOLTinotumira Serial-Nhamba Yekukumbira mameseji kune veseONUsmunzvimbo iyoyo kuti uwane chitsvaONUspamwe nenhamba dzavo dzeSerial. Apo iyoOLTanoona zvitsvaONU, ivoONUanomirira theOLTkugovera iyoONU-ID. TheOLTinopa iyo ONU-ID kuburikidza neiyo Assign_ONU-ID meseji.ONUkuchinjirwa kune inotangira nyika (O4) mushure mekuwana ONU-ID.
Ranging-state (O4)
Iwo anotapurirwa masaini kubva akasiyanaONUsinofanira kuwiriraniswa kana vasvika paOLT, kune imwe neimweONUinoda kunonoka kwekuenzanisa, iyo inoyerwa mumamiriro ekutenderera. TheONUinogamuchira iyo Ranging_Time meseji uye inoenda kune inoshanda mamiriro (O5).
Operation-state (O5)
Onusmune ino mamiriro anogona kutumira data uye PLOAM mameseji pasi pekutonga kweOLT,uyeONUsmune ino mamiriro anogona zvakare kumisa mamwe maratidziro sezvinodiwa. Kana kurangwa kwabudirira, zveseONUstumira zvikwangwani zvinoenderana nekunonoka kwavo kwakaenzana kuchengetedza kuwiriraniswa kweiyo uplink furemu. Zviratidzo zvinotumirwa zvakasiyanaONUsachasvika paOLTzvakasiyana, asi chiratidzo chega chega chinozoonekwa painofanira kuoneka muuplink furemu. Suspend theONUmukushanda: Panguva yekushanda kwakajairika, iyoOLTinogona kumisa iyoONUkutumira zvikwangwani kuti uwane nhamba yekutevedzana yevamweONUskana kuyera chinhambwe chevamweONUs. TheOLTinomira kubvumidza ese uplink bandwidth kwenguva yakati rebei, uye iyoONUinoshanda nenzira yakajairika. Sezvo pasina mvumo inogamuchirwa, hapana chiratidzo chichafambiswa, zvichikonzera nguva yakanyarara, kuitira kutiOLTinoita zveseONUskumisa kutumira masaini.
POPUP-state (O6)
TheONUmuhutano hwekushanda (O5) inopinda munharaunda iyi kana ichiona LOS kana LOF. Mumamiriro ezvinhu aya, theONUpakarepo inomira kutumira masaini, kuitira kutiOLTichaona iyo LOS alarm yeizviONU. Kana iyo ODN fiber ikakanganiswa, yakawandaONUsachapinda mudunhu iri. Nekuda kwekuvimbika kwetiweki, imwe yeiyi nzira dzinofanirwa kushandiswa:
Kana gadhi switching yakagoneswa, zveseONUskudachinjakusvika kune yakamirira fiber. Panguva ino, zvoseONUsichaita kutenderera zvakare, iyo iyoOLTinotumira Broadcast POPUP meseji yekuzivisa ese maONU kuti apinde mudunhu rinotenderera (O4).
Kana pasina kudzivirira switching asi iyoONUine mukati mekudzivirira kugona, iyoOLTinotumira meseji Yakanangidzirwa POPUP kuzivisa iyoONUkupinda munzvimbo yekushanda (O5). Apo iyoONUinopinda muO5 state, iyoOLTinoda kuzivaONUkutanga uyezve
Dzorera sevhisi yeONU. Kana iyoONUhaina kupora kubva ku LOS kana LOF, iyoONUhaigamuchire meseji yeBroadcast POPUP kana iyo Yakatungamirwa POPUP meseji, uye iyoONUinopinda munzvimbo yekutanga (O1) mushure meTO2 nguva.
Emergency-Stop-state (O7)
Apo iyoONUinogamuchira Diable_Serial_Number meseji ine "Disable" sarudzo, iyoONUinopinda mu emergency stop state (O7) uye inodzima laser. Munyika O7, iyoONUinorambidzwa kutumira zviratidzo. Kana iyoONUhaina kubudirira kupinda muO7 state uye iyoOLTunogona kuramba uchigamuchira chiratidzo chinotumirwa neONU, ivoOLTichagadzira Dfi alarm. Kana mhosva yeONUyakagadziriswa, iyoOLTinotumira Diable_Serial_Number meseji ine "Enable" sarudzo yekumisikidza iyoONU. Mushure mekugamuchira meseji, iyoONUinopinda mumamiriro ekumira (O2), uye ese maparameter (kusanganisira nhamba yekutevedzana uye ONU-ID) ichaongororwazve.
Mapoinzi epamusoro eruzivo ari pamusoro penzira yekutsananguraONUchimiro uye activation yakaunzwa neShenzhen HDV Phoelectron Technology LTD., inova mugadziri ane hunyanzvi mumidziyo yekutaurirana sezvigadzirwa zvayo zvikuru. Midziyo yakabatana inosanganisira: OLTONU/ IntelligentONU/ ACONU/ FiberONU/ CATVONU/ GPONONU/XPONONU/OLTmudziyo/OLTSwitch/GPONOLT/ EPONOLTuye zvichingodaro, gamuchirai vashandisi kuti vauye kune chigadzirwa kubvunza.
