Bincika LIMEE sabuwar ƙira a cikin fasahar XGSPON: OLT mai tashar jiragen ruwa 8 tare da damar Layer 3,
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LM241TW4, dual-mode ONU/ONT, yana ɗaya daga cikin raka'o'in cibiyar sadarwa na gani na XPON, yana goyan bayan GPON da EPON hanyoyi guda biyu na daidaitawar kai.Aiwatar da FTTH/FTTO, LM241TW4 na iya haɗa ayyukan mara waya wanda ya dace da ka'idodin fasaha na 802.11 a/b/g/n.Hakanan yana goyan bayan siginar mara waya ta 2.4GHz.Zai iya samar wa masu amfani da ingantaccen tsaro na watsa bayanai.Kuma samar da sabis na TV mai tsada ta hanyar tashar CATV 1.
4-tashar jiragen ruwa XPON ONT yana ba masu amfani damar samun damar haɗin Intanet mai sauri na XPON tashar jiragen ruwa, wanda aka raba tare da tashar Gigabit Ethernet.Sama 1.25Gbps, ƙasa 2.5/1.25Gbps, nisan watsawa har zuwa 20km.Tare da gudu har zuwa 300Mbps, LM240TUW5 yana amfani da eriyar waje ta ko'ina ta waje don haɓaka kewayon mara waya da hankali, ta yadda zaku iya karɓar sigina mara waya a ko'ina cikin gidanku ko ofis ɗin ku kuma kuna iya haɗawa da TV, wanda zai iya wadatar da rayuwar ku.
Q1: Menene bambanci tsakanin EPON GPON OLT da XGSPON OLT?
Babban bambanci shine XGSPON OLT yana goyan bayan GPON/XGPON/XGSPON, Saurin Sauri.
Q2: ONT nawa ne EPON ko GPON OLT za su iya haɗa su
A: Ya dogara da yawan tashoshin jiragen ruwa da rabon gani na gani.Don EPON OLT, tashar PON 1 na iya haɗawa zuwa mafi girman pcs 64 ONTs.Don GPON OLT, tashar PON 1 na iya haɗawa zuwa mafi girman pcs 128 ONTs.
Q3: Menene max nisan watsawa na samfuran PON ga mabukaci?
A: Duk max watsa nisan tashar pon shine 20KM.
Q4: Za ku iya gaya Menene bambancin ONT & ONU?
A: Babu bambanci a zahiri, duka na'urorin masu amfani ne.Hakanan zaka iya cewa ONT wani bangare ne na ONU.
Q5: Menene FTTH/FTTO?
Menene FTTH/FTTO?
XGSPON (10 Gigabit Symmetric Passive Optical Network) fasaha ya canza hanyoyin sadarwa na fiber optic, yana ba da saurin canja wurin bayanai, ƙara yawan bandwidth da haɓaka aikin cibiyar sadarwa.Don cimma haɗin kai mara kyau da biyan buƙatun haɓakar aikace-aikacen zamani, masu samar da sabis suna ƙoƙarin tura ƙarin ingantattun tashoshi na gani na gani (OLTs).A cikin wannan rukunin yanar gizon, za mu bincika sabbin sabbin abubuwa a cikin fasahar XGSPON.
GPON (Gigabit Passive Optical Network) ya kafa harsashin sadarwa mai sauri na fiber optic, sannan XGPON (10 Gigabit PON) ya biyo baya wanda ya samar da mafi girman bandwidth.Koyaya, XGSPON yana tafiya mataki ɗaya gaba, yana ba da damar ƙimar bayanan daidaitattun 10 Gbps a duka watsawa sama da ƙasa, yana haifar da sauri, ingantaccen haɗin gwiwa.
A al'adance, an saita OLTs tare da ƙananan tashoshin jiragen ruwa.Koyaya, don ɗaukar karuwar masu amfani da na'urori a cikin duniyar da aka haɗa ta yau, OLTs masu tashar jiragen ruwa 8 suna ƙara shahara.Wannan faɗaɗa yawan tashar tashar jiragen ruwa yana ba masu ba da sabis damar biyan babban tushen abokin ciniki, yana samar da haɗin fiber ga ƙarin mutane da kasuwanci.
Ayyukan Layer 3:
Haɗin aikin Layer 3 a cikin OLT yana buɗe babban damar yin tuƙi, don haka haɓaka aikin cibiyar sadarwa da gudanarwa.Maɓalli na Layer 3 suna da alhakin jagorantar fakitin bayanai a cikin cibiyoyin sadarwa daban-daban, haɓaka ingantaccen kwararar bayanai da rage cunkoso na cibiyar sadarwa.Ta hanyar haɗa ayyukan Layer 3 a cikin OLT, masu ba da sabis na iya haɓaka aikin cibiyar sadarwa, tabbatar da ingantaccen hanyar sarrafa bayanai, da haɓaka ƙwarewar mai amfani gabaɗaya.
Sabuwar OLT ta haɗu da fasahar XGSPON tare da tashar jiragen ruwa 8 da aikin Layer 3, yana ba da fa'idodi da yawa.Masu ba da sabis na iya jin daɗin ƙãra ƙarfin mai amfani, ingantacciyar hanyar sadarwa da sauƙaƙe gudanarwa.Masu amfani na ƙarshe, a gefe guda, za su iya fuskantar saurin intanet mai cike da wuta, amintaccen haɗin kai, da ingantaccen aiki don ƙaƙƙarfan aikace-aikacen bayanai kamar yawo na bidiyo, wasannin kan layi, da sabis na girgije.
Yayin da fasaha ke ci gaba da ci gaba, buƙatar haɗin kai mai sauri, abin dogara yana ci gaba da girma.Fasahar XGSPON, tare da ingantaccen damar watsa bayanai, tare da sababbin OLTs tare da tashar jiragen ruwa 8 da Layer 3, yana ba da mafita mai mahimmanci don saduwa da waɗannan buƙatun.Ta hanyar ɗaukar waɗannan sabbin abubuwa, masu ba da sabis na iya biyan bukatun haɓakar haɗin kai na zamani yadda ya kamata, samar da abokan ciniki tare da ingantaccen aikin hanyar sadarwa da ƙwarewar mai amfani mara misaltuwa.
Ƙayyadaddun Hardware | ||
NNI | GPON/EPON | |
UNI | 1 x GE (LAN) + 3 x FE (LAN) + 1 x POTs (na zaɓi) + 1 x CATV + WiFi4 | |
PON Interface | Daidaitawa | GPON: ITU-T G.984Saukewa: IEE802.3 |
Mai Haɗin Fiber Optical | SC/APC | |
Tsayin Aiki (nm) | TX1310, RX1490 | |
Ƙarfin watsawa (dBm) | 0 ~ +4 | |
Karɓar hankali (dBm) | ≤ -27(EPON), ≤ -28(GPON) | |
Interface Interface | 1 x 10/100/1000M tattaunawa ta atomatik1 x 10/100M tattaunawa ta atomatikCikakken/rabi yanayin duplexMDI/MDI-X ta atomatikSaukewa: RJ45 | |
POTS Interface (zaɓi) | 1 x RJ11ITU-T G.729/G.722/G.711a/G.711 | |
WiFi Interface | Daidaitaccen: IEEE802.11b/g/nMitar: 2.4 ~ 2.4835GHz(11b/g/n)Eriya na waje: 2T2RSamun Eriya: 5dBiYawan Sigina: 2.4GHz Har zuwa 300MbpsMara waya: WEP/WPA-PSK/WPA2-PSK, WPA/WPA2Modulation: QPSK/BPSK/16QAM/64QAMHankalin mai karɓa:11g: -77dBm@54Mbps 11n: HT20: -74dBm HT40: -72dBm | |
Interface Power | DC2.1 | |
Tushen wutan lantarki | 12VDC/1A adaftar wutar lantarki | |
Girma da Nauyi | Girman Abu: 167mm(L) x 118mm(W) x 30mm (H)Abu Net Weight: Kimanin 230g | |
Ƙayyadaddun Muhalli | Yanayin aiki: 0oC~40oC (32oF~104oF)Yanayin ajiya: -40oC ~ 70oC (-40oF~158oF)Humidity na Aiki: 5% zuwa 95% (Ba mai haɗawa) | |
Ƙayyadaddun software | ||
Gudanarwa | Ikon shiga, Gudanarwa na gida, Gudanar da nesa | |
Ayyukan PON | Gano kai tsaye/Ganewar hanyar haɗin gwiwa/ software na haɓaka nesa ØAuto/MAC/SN/LOID+Tabbatar da kalmar wucewaRarraba bandwidth mai ƙarfi | |
Layer 3 Aiki | IPv4/IPv6 Dual Stack ØNAT ØDHCP abokin ciniki / uwar garken ØAbokin ciniki na PPPOE/Pasthrough ØA tsaye da tsayayyen kwatance | |
Layer 2 Aiki | Koyon adireshin MAC ØIyakar asusun koyan adireshin MAC ØWatsawar guguwar iska ØVLAN m / tag / fassara / gangar jikintashar jiragen ruwa-dauri | |
Multicast | IGMPv2 ØIGMP VLAN ØIGMP m/Snooping/Proxy | |
VoIP | Taimakawa ka'idar SIP | |
Mara waya | 2.4G: 4 SSID Ø Ø2 x 2 MIMO ØWatsa shirye-shiryen SSID/ɓoye Zaɓi | |
Tsaro | DOS, SPI FirewallTace Adireshin IPTace Adireshin MACDomain Tace IP da MAC Adireshin Daurin | |
Bayanin CATV | ||
Mai haɗin gani | SC/APC | |
RF, ikon gani | -12-0 dBm | |
Tsawon igiyar gani na gani | 1550 nm | |
kewayon mitar RF | 47 ~ 1000 MHz | |
RF matakin fitarwa | ≥ 75+/- 1.5 dBuV | |
Farashin AGC | 0 ~ -15dBm | |
MER | ≥ 34dB (-9dBm shigarwar gani) | |
Rashin hasara na tunani | 14dB | |
Abubuwan Kunshin | ||
Abubuwan Kunshin | 1 x XPON ONT, 1 x Jagorar Shigarwa Mai sauri, 1 x Adaftar Wuta |