I-China wholesale Managed Fiber Ethernet Switch - 16+10 Management Gigabit Fiber Switch JHA-S1016MG-26BC - JHA
I-China wholesale Managed Fiber Ethernet Switch - 16+10 Management Gigabit Fiber Switch JHA-S1016MG-26BC - JHA Imininingwane:
16+10 Ukuphatha I-Gigabit Fiber Switch
I-JHA-S1016MG-26BC
♦Ukubuka konke komkhiqizo:
v I-Management Gigabit Fiber Switch iyiswishi ephethwe i-gigabit yesibili, isendlalelo sesine, inikeza amachweba angu-10 10/100/1000M RJ45 kanye namachweba abonakalayo angu-16 1000M SFP. I-hardware isekela ukushintsha kwe-wire-speed kwesendlalelo sesibili. Abasebenzisi bangasetha zonke izinhlobo zemisebenzi yeswishi ngembobo ye-Ethernet ku-WEB. Isistimu yokuzivikela eyakhelwe ngaphakathi ye-ARP ne-DOS ingavikela ngempumelelo i-ARP, i-DOS kanye nokuhlasela kwegciwane okuhlukahlukene, ngaphezu kwalokho, Ifakwe izici eziningi ezinamandla: i-QoS ebanzi, isihlahla esinwebekayo, ukucindezelwa kwesiphepho, Ukulawulwa Komkhawulokudonsa, I-IGMP Snooping, ukufinyelela kwe-ACL. control, DHCP snooping njll.Kufanele kakhulu amabhizinisi amancane naphakathi nendawo, inethiwekhi yekhampasi, kanye nezicelo zokuhlanganisa inethiwekhi yendawo yedolobha elikhulu.
♦Izici zomkhiqizo:
- Ukuzivikela kwe-ARP: umsebenzi wekheli le-MAC nokubophezela kwechweba kanye nokuhlunga kwekheli le-MAC kungavikela ngempumelelo ukuhlasela kwe-ARP; I-DHCP snooping inganikeza ukuvikelwa kwe-ARP kubasebenzisi ukuze bathole i-MAC ngamandla.
- I-Qos: ukusekelwa kwesu le-QOS eminingi. Ngokusekelwe kusilungiselelo sokubalulekile esingu-802.1p, imbobo ngayinye inikeza imigqa ebalulekile eyisishiyagalombili. I-IP-DSCP ingahlukaniswa ngamaleveli esevisi ahlukene ngokuya ngesihloko se-IP , ukuze kuzuzwe i-QOS ebanzi. I-AUTO VOIP ingasetha itheku endaweni ebaluleke kakhulu yesiginali yezwi, ithuthukise ikhwalithi yezwi yocingo lwenethiwekhi ye-IP kakhulu.
- Isihlahla Esinwebekayo:Sekela izinga le-IEEE 802.1d kanye ne-IEEE 802.1w (Iphrothokholi Yesihlahla Esibanzi Esisheshayo) kanye ne-IEEE 802.1s (Iphrothokholi Yezihlahla Ezihlukanisiwe Eziningi).
- I-AUTO DOS: vikela ukuhlasela kwe-DOS okulandelayo ngamafomu ayisikhombisa ahlukene.
(1) Ukuhlaselwa komhlaba: umhlaseli uthumela amaphakethe e-TCP SYN afojiwe okugeleza kolwazi nekheli le-IP eliwumthombo ofanayo, ikheli lendawo le-IP, uhlelo lwesisulu luzama ukuthumela ulwazi lokuphendula lona ngokwalo, lubangele ukuphazamiseka kohlelo futhi luzokhubazeka noma luqale kabusha. .
(2)I-Blat attack: umhlaseli uthumela amaphakethe omgunyathi anenombolo yembobo yomthombo ofanayo kanye nenombolo yembobo okuyiwa kuyo, isistimu yesisulu izama ukuzithumelela ulwazi lokuphendula, okuholela ekuphahlazekeni kwesistimu noma ukuqala kabusha.
(3)I-Smurf attack: umhlaseli usebenzisa ikheli lomthombo elikhohlakele lethagethi yokuhlasela ukuze aqhube inqubo ye-ping ekhelini lokusakaza. Bese bonke abasingathi abasebenzayo bazophendula okuqondiwe, okuholela ekuminyanisweni kwenethiwekhi noma ukuphazamiseka.
(4)Izikhukhula ze-Ping: ukukhukhula uhlelo oluqondiwe yiziphepho zokusakaza i-ping, ukuze uhlelo lungakwazi ukuphendula ekubhaleni okusemthethweni.
(5)I-SYN/SYN-ACK igcwele izikhukhula: ikhukhula isistimu eqondiwe yembobo ngephakethe le-SYN noma le-SYN / ACK.
(6) Vikela ukuhlasela kwe-TCP okungavumelekile: Vimbela ukugcwala kwedatha okubangelwa amaphakethe e-TCP angavumelekile.
(7) I-Ping of Death attack: Ithumela amaphakethe esicelo esikhulu kakhulu se-ICMP (“Ping”), inhloso yayo iwukubangela ukuchichima kwebhafa yokufakwayo kwekhompyutha okuhlosiwe, ukuze ikhompuyutha ikhubazeke.
5. Ukucindezelwa kwesiphepho: kungasethwa ngethrafikhi ye-Broadcast, multicast, DLF.
6. Ukulawula Ukufinyelela kwe-ACL: kusetshenziselwa ukulawula ukushintshaniswa kwephakethe kusuka echwebeni, ukuqinisekisa ukuthi isayithi le-intranet ngeke likwazi ukufinyelela kubasebenzisi ngaphandle kwegunya, kuyilapho livikela ngokungaqondile ukuhlasela kwe-ARP.
7. I-IGMP Snooping: Sekela inguqulo 2 ye-IGMP (RFC 2236): I-IGMP Snooping isetshenziselwa ukusungula amaqembu okusakaza okuningi ukuze adlulisele amaphakethe okusakaza okuningi ukuze kugwenywe ukumosha umkhawulokudonsa lapho inethiwekhi yephakethe le-multicast echichimayo.
8. Ukusekelwa kokuqinisekisa okungu-802.1x, kanye nokuhlinzeka abasebenzisi ngokufinyelela ekuqinisekiseni.
9. Ukuhlunga kwesivinini socingo – Isitoreji – imodi yokuya phambili, ehlinzeka ngesakhiwo sokushintsha esingavimbi sangempela.
10. Sekela umsebenzi wokwenza isibuko echwebeni, ukuqoqwa kwechweba, umkhawulo wejubane lechweba.
11. Sekela i-VLAN esekwe ethekwini kanye ne-IEEE802.1Q esekelwe ku-VLAN .
♦Ukucaciswa komkhiqizo:
Imodeli yomkhiqizo | 16+10 Ukuphatha I-Gigabit Fiber Switch |
Isivumelwano esisekelwe | IEEE802.3,IEEE 802.3ab,IEEE 802.3x,IEEE802.1q,IEEE802.1p,IEEE802.1z,IEEE802.1d,IEEE802.1s,IEEE802.1w,IEEE802.1ax,IEEE802.1ak |
ubukhulu befreyimu ubude | 9216B |
Inani lamachweba | 16 1000M SFP optical port, 10 10/100/1000M RJ45 port |
Imidiya Yenethiwekhi |
I-1000Base-LX: ukusetshenziswa kwe-laser ye-wavelength ende (1310nm) kumodi eminingi kanye ne-fiber optical mode eyodwa, ibanga eliphakeme le-multi mode optical fiber ngu-550m, imodi eyodwa ngu-10-24km. I-1000Base-SX: 62.5 μ m i-multimode fiber, ibanga layo lokudlulisela liyi-275m; I-50 μ m i-multimode fiber, ibanga layo eliphezulu lokudlulisela lingamamitha angu-550. Isigaba se-10Base-T:3 noma ngaphezulu kwe-UTP; (sekela ibanga eliphezulu lokudlulisela elingu-200m) I-100Base-TX: ikilasi le-5 (UTP; isekela ibanga eliphezulu lokudlulisela elingu-100m) 1000Base-T:CAT-5E UTP noma 6 UTP (isekela umkhawulo webanga lokudlulisela elingu-100m) |
Ithebula lekheli le-VLAN | 4K |
Ithebula lekheli le-MAC | 8K |
Inqolobane | 32Mbits |
Umkhawulokudonsa wendiza yasemuva | 52Gbit |
Izinga lokuhlunga nokudlulisela phambili |
1000Mbps:1488000pps 10Mbps:14880pps |
Ubukhulu | 440x280x44mm(1U19 inch standard chassis) |
Ukusetshenziswa kwemvelo | Izinga Lokushisa Lesitoreji:-20 ℃~70℃;Umswakama wesitoreji5%~90%Ukungafinyeleli |
umsebenzi Temperature:0℃~40 ℃;umswakama womsebenzi10%~90%Ukungafinyeleli | |
amandla | okokufaka:90-264VAC,50-60HZ;okukhiphayo:5V/12A |
Ukusetshenziswa kwamandla | Ukusetshenziswa kwamandla:Ubukhulu obungu-60W |
Izithombe zemininingwane yomkhiqizo:
Umhlahlandlela Womkhiqizo Ohlobene:
qhubeka nokuthuthukisa, ukuba yisixazululo esithile sekhwalithi ephezulu ngokuhambisana nezimfuneko ezijwayelekile zemakethe nezabathengi. Inkampani yethu inohlelo oluhle kakhulu lokuqinisekisa ezisungulelwe i-China wholesale Managed Fiber Ethernet Switch - 16+10 Management Gigabit Fiber Switch JHA-S1016MG-26BC - JHA , Umkhiqizo uzohlinzeka emhlabeni wonke, njenge: Canada, Karachi, Florida, Umsebenzi onzima ukuze uqhubeke wenza inqubekelaphambili, emisha embonini, yenza yonke imizamo ebhizinisini eliphezulu. Sizama ukwakha imodeli yokuphatha yesayensi, ukufunda ulwazi oluningi lochwepheshe, ukuthuthukisa imishini yokukhiqiza ethuthukisiwe nenqubo yokukhiqiza, ukwakha imikhiqizo yekhwalithi yokuqala, intengo enengqondo, ikhwalithi ephezulu yesevisi, ukulethwa okusheshayo, ukukunikeza ukudala okusha. inani .
Ngu-Madeline wase-Lyon - 2018.03.03 13:09
Imboni ingahlangabezana ngokuqhubekayo nezidingo zezomnotho nezemakethe, ukuze imikhiqizo yazo yaziwe kabanzi futhi ithenjwe, yingakho sikhethe le nkampani.
NguCoral waseLeicester - 2018.12.11 14:13