OEM/ODM Factory Media Converter - 24+2 Gudanar da Gigabit Fiber Ethernet Canja JHA-S2024MG-26BC - JHA
OEM/ODM Factory Media Converter - 24+2 Gudanar da Gigabit Fiber Ethernet Canja JHA-S2024MG-26BC - JHA Dalla-dalla:
24+2 Gudanar da Gigabit Fiber Ethernet Canja
Saukewa: JHA-S2024MG-26BC
24+2 Gigabit Manajan Fiber Switch
♦Samfurin ovkumaduba:
v JHA-S2024MG-26BC Series Gigabit Sarrafa Fiber Switches su ne na biyu, Layer na huɗu gigabit sarrafa sauyawa. Hardware yana goyan bayan sauya saurin waya na Layer na biyu. Masu amfani za su iya saita kowane nau'in ayyuka na sauyawa ta hanyar tashar Ethernet a WEB. Gina-ginen ARP da tsarin tsaro na DOS na iya kare kariya daga ARP, DOS da harin ƙwayoyin cuta daban-daban. Haka kuma JHA-S2024MG-26BC Series Sauyawa kuma sanye take da yawa iko fasali: a m QoS, spanning bishiya, a hadari kashewa, Bandwidth Control, IGMP Snooping, ACL damar iko, DHCP snooping da dai sauransu sosai dace da kananan da matsakaici-sized Enterprises, cibiyar sadarwa na harabar, da aikace-aikacen tattara cibiyar sadarwar yankin birni.
- Tsaro na ARP: aikin adireshin MAC da haɗin tashar tashar jiragen ruwa da kuma tace adireshin tsaro na MAC na iya kare harin ARP yadda ya kamata; DHCP snooping na iya ba da kariya ta ARP ga masu amfani don samun MAC da ƙarfi.
2. Qos: goyon baya ga mahara QOS dabarun. Dangane da saitin fifiko na 802.1p, kowane tashar jiragen ruwa yana ba da layukan fifiko guda takwas. Ana iya raba IP-DSCP zuwa matakan sabis daban-daban bisa ga taken IP, don cimma cikakkiyar QOS. AUTO VOIP na iya saita tashar jiragen ruwa zuwa mafi girman fifiko na siginar murya, inganta ingancin muryar cibiyar sadarwar IP tarho sosai.
3. Itace Mai Kaya: Taimakawa ƙa'idar IEEE 802.1d da IEEE 802.1w (Rapid Spanning Tree Protocol) da IEEE 802.1s (Tsarin Tsarin Bishiya da yawa).
4. AUTO DOS: kare wannan hari na DOS da nau'i bakwai daban-daban.
(1) Harin ƙasa: maharin ya aika fakitin TCP SYN na jabu na bayanan da ke gudana tare da adireshin IP iri ɗaya, adireshin IP ɗin, tsarin wanda aka azabtar yana ƙoƙarin aika bayanan amsawa ga kansa, yana haifar da rikicewar tsarin kuma zai gurɓace ko sake farawa. .
(2) Harin Blat: maharin ya aika da jabun fakiti masu lambar tashar tashar ruwa iri ɗaya da lambar tashar tashar jiragen ruwa, tsarin da abin ya shafa ya yi ƙoƙarin aika bayanan martani ga kansa, yana haifar da rushewar tsarin ko sake farawa.
(3) Harin Smurf: wanda ya kai harin yana amfani da adreshin tushe mara tushe na hari don aiwatar da tsarin ping zuwa adireshin watsa shirye-shirye. Sannan duk runduna masu aiki za su mayar da martani ga abin da aka sa a gaba, wanda zai haifar da cunkoson hanyar sadarwa ko rushewa.
(4) Ambaliyar Ping: ambaliya tsarin da aka yi niyya ta hanyar guguwar watsa shirye-shiryen ping, ta yadda tsarin ba zai iya amsa wasiƙar da ta dace ba.
(5) SYN/SYN-ACK ambaliya: ambaliya tsarin ramin ramin ta SYN ko SYN/ACK fakiti.
(6) Kare harin TCP mara inganci: Hana ambaliya data haifar da ingantattun fakitin TCP.
(7) Ping of Death harin: Yana aika manyan buƙatun buƙatun ICMP ("Ping"), manufarsa ita ce haifar da buffer ɗin shigar da kwamfuta da aka yi niyya, ta yadda kwamfutar ta lalace.
5. Ƙunƙarar guguwa: za a iya saita shi tare da Watsa shirye-shirye, multicast, DLF zirga-zirga.
6. ACL Access Control: ana amfani dashi don sarrafa musayar fakiti daga tashar jiragen ruwa, don tabbatar da cewa rukunin yanar gizon ba zai sami damar yin amfani da masu amfani ba tare da izini ba, yayin da yake kare harin ARP a kaikaice.
7. IGMP Snooping: Taimakawa nau'in IGMP 2 (RFC 2236): Ana amfani da IGMP Snooping don kafa ƙungiyoyin multicast don tura fakitin multicast don guje wa ɓata bandwidth lokacin da fakitin multicast ya mamaye cibiyar sadarwa.
8. Taimako don tabbatarwa na 802.1x, da kuma samar da masu amfani da damar yin amfani da tabbaci.
9. Wire-gudun tacewa - Adanawa - yanayin gaba, samar da tsarin sauyawa na gaskiya ba tare da toshewa ba.
10.Support aikin madubi tashar jiragen ruwa, tashar tashar jiragen ruwa, iyakar saurin tashar jiragen ruwa.
11. Goyi bayan VLAN na tushen tashar jiragen ruwa da IEEE802.1Q dangane da VLAN.
♦Bayanin samfur:
Samfurin samfur | 24+2Gigabit Manajan Fiber Switch |
Kafaffen tashar jiragen ruwa | 24*1000M SFP tashoshin jiragen ruwa+2*1000M RJ45 tashar jiragen ruwa |
Ƙwararren bandwidth | 52Gbit |
Cache | 32Mbits |
VLAN | 4K |
Teburin adireshin MAC | 8K |
Tsawon fram | 9216B |
Kafofin Sadarwar Sadarwa |
1000base-lx: Amfani da Logara Lamba (1310nm) akan Yanayin Yanayin Yanayi da Fiber na Yanayi guda, mafi girman nesa shine 550ms 10.20km. 1000Base-SX: 62.5μm multimode fiber, matsakaicin watsa nisa na 275m 50μm multimode fiber, matsakaicin watsawa na mita 550. |
Yarjejeniyar da aka goyi baya | IEEE802.3,IEEE 802.3 ab,IEEE 802.3,IEEE802.1q,IEEE802.1p,IEEE802.1z,IEEE802.1d,IEEE 802.1,IEEE802.1w,IEEE802.1ax,IEEE802.1ak |
Tace da turawa | 1000Mbps:Farashin 1488000 |
Girma | 440x280x44mm (1U19 inch misali chassis) |
Amfani da muhalli | Ajiya Zazzabi:-20 ℃~70 ℃;Yanayin ajiya5%~90%Mara natsuwa |
Yanayin aiki:0 ℃~40 ℃;aikin zafi10%~90%Mara natsuwa | |
Ƙarfi | shigarwa:Saukewa: 90-264VAC,50-60HZ;fitarwa:5V/12A |
Amfanin wutar lantarki | 60W |
Hotuna dalla-dalla samfurin:
Jagoran Samfuri masu dangantaka:
Cikar mabukaci shine babban burinmu. Mun tsayar da wani m matakin gwaninta, high quality, sahihanci da kuma sabis don OEM / ODM Factory Media Converter - 24 + 2 Management Gigabit Fiber Ethernet Canja JHA-S2024MG-26BC - JHA , The samfurin zai wadata ga ko'ina cikin duniya, irin su. : San Diego, Tunisia, Swiss, Bayan shekaru 'ƙirƙira da bunƙasa, tare da abũbuwan amfãni daga horar da m basira da arziki marketing gwaninta, fitattun nasarori da aka samu a hankali. Muna samun kyakkyawan suna daga abokan ciniki saboda kyawawan samfuranmu da sabis na bayan-sayar. Muna matukar fatan samar da makoma mai wadata da walwala tare da dukkan abokai na gida da waje!
Daga Jeff Wolfe daga Pakistan - 2017.04.08 14:55
A cikin masu siyar da haɗin gwiwarmu, wannan kamfani yana da inganci mai kyau da farashi mai ma'ana, su ne zaɓinmu na farko.
By Janice daga Milan - 2017.05.02 18:28