Izinkampani Zokukhiqiza ze-8 Port 48v Poe Switch - 16+10 Ukuphatha I-Gigabit Fiber Switch JHA-S1016MG-26BC - JHA
Izinkampani Zokukhiqiza ze-8 Port 48v Poe Switch - 16+10 Ukuphathwa Kwe-Gigabit Fiber Switch JHA-S1016MG-26BC - Imininingwane ye-JHA:
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 kwamasu amaningi e-QOS. 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 yesignali 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 efanayo kanye nenombolo yembobo yendawo okuyiwa kuyo, isistimu yesisulu izama ukuzithumelela ulwazi lwempendulo, kubangele ukuphahlazeka kwesistimu noma ukuqalisa 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:
Inhloso yethu ukufeza amakhasimende ethu ngokunikeza inkampani yegolide, intengo enhle kanye nekhwalithi ephezulu Yezinkampani Zokukhiqiza ze-8 Port 48v Poe Switch - 16+10 Management Gigabit Fiber Switch JHA-S1016MG-26BC - JHA , Umkhiqizo uzohlinzeka kuwo wonke umhlaba. emhlabeni, njenge: Naples, Zurich, Thailand, Sibheke ngabomvu ukusungula ubuhlobo obuzuzisayo nawe ngokusekelwe kukhwalithi yethu ephezulu. imikhiqizo, amanani aphusile kanye nenkonzo yenhliziyo yonke. Sithemba ukuthi imikhiqizo yethu izokulethela isipiliyoni esimnandi futhi iphathe umuzwa wobuhle.
NguRay wase-United States - 2017.08.18 18:38
E-China, sithenge izikhathi eziningi, lesi sikhathi siphumelele futhi siyanelisa, umkhiqizi waseShayina oqotho futhi ongokoqobo!
NguPrisila waseNaples - 2018.08.12 12:27