01 Cov Khoom Kub Tshiab 10g Sfp Network Hloov - 24 + 4 Tswj Gigabit Hloov JHA-S2404MG-28BC - JHA
24 + 4 Tswj Gigabit Hloov JHA-S2404MG-28BC ♦ Khoom Muag Khoom 24 + 4 Tswj Gigabit Hloov yog tus qauv hloov pauv tsis muaj kev thaiv. Muab 24 * 10/100/1000Base-T ports, 4 * 1000M SFP ports; 56Gbps hloov lub peev xwm, 41.644Mpps xa mus ua haujlwm, kev sib txuas tau yooj yim ua kom muaj kev ruaj ntseg ntawm lub network thiab qhov sib npaug ntawm qhov txuas txuas. uas muaj bandwidth txaus rau cov ntaub ntawv sib sau ua ke thiab cov ntaub ntawv sib pauv.Thiab thiaj li hloov tau yooj yim teb rau cov kev xav tau ntawm lub network, cov neeg siv tuaj yeem xaiv qhov tsim nyog Gigabit ports raws li lawv xav tau; Haum rau cov lag luam me thiab nruab nrab, tsev kawm ntawv network, Internet cafes thiab MAN siv. ♦ Khoom tseem ceeb nta 1 . Kev ua haujlwm siab (1) nrog 56Gbps backplane muaj peev xwm, qhov ua tau zoo tshaj plaws (1U TOR) hauv daim teb no; (2) kho vajtse routing, pob ntawv xa tawm tus nqi ntawm cov hlau ceev txheej 2 hloov tau mus txog 41.644Mpps; (3) tuaj yeem xa mus rau hauv Cheeb Tsam Cheeb Tsam Network, thiab muab ob peb mais kev siv tshuab kawg; (4) ethernet / IEEE802.3 pob ntawv loj (64 bytes rau 1522 bytes) (5) jumbo pob ntawv mus txog 9216 bytes 2 . Kev nyab xeeb thiab ntseeg tau (1) muab DOS, DDOS, spoofing thiab tiv thaiv kab mob (2) txhawb IEEE802.1x, muab chaw nres nkoj raws li cov neeg siv kev lees paub, daim thaiv kev sib txuas, kev tswj hwm kev nyab xeeb, thiab kev tswj hwm txoj cai siv tshuab (3) txwv tsis pub muaj ntau tus tswv tsev txuas nrog nrog rau qhov chaw nres nkoj, ntau-binding Ethernet interface, nce bandwidth thiab system redundancy (4) muaj zog ACL, kev txhawb nqa L2-L4 cov ntaub ntawv lim dej (5) txoj cai tswj cov npe thiab kev tswj xyuas ntws 3 . Convenient Maintenance (1) txhawb kev hloov pauv chaw nres nkoj teeb tsa (2) tuaj yeem tswj hwm ntawm Web, SNMP, thiab lwm yam (3) txhawb nqa XModem raws tu qauv, siv TFTP / ZMODEM rau software kho dua tshiab thiab BootRom kho dua tshiab 4 . Hwjchim Flow thiab Broadcast Management (1) automatically ntes thiab tswj kev tshaj tawm cua daj cua dub, txhawb IGMP packets nrhiav tau, zoo txwv tsis pub dej nyab ntawm cov pob ntawv tshaj tawm. (2) Txhawb nqa tag nrho duplex hom thiab ib nrab duplex hom ntws tswj (3) txhawb Ethernet interface noj 1M raws li cov kauj ruam ntev rau tus nqi txwv ♦ Khoom Specification Khoom Qauv JHA-S2404MG-28BC Cov yam ntxwv tseem ceeb Tsau Chaw nres nkoj 24 * 10/100/1000Base -T chaw nres nkoj, 4 * 1000M SFP chaw nres nkoj Backplane Peev 56Gbps Kev xa mus ua haujlwm 41.644Mpp Processor ARM® Cortex™-A9 Flash Memory Capacity 8MB Memory Peev Xwm 256MB MAC Chaw Nyob Table 16K Queue tsis 1.5MB Mos Specification VLAN Chaw nres nkoj raws li VLAN 802.1Q VLAN MAC Chaw Nyob Table Static MAC chaw nyob lub rooj Lig Cuam Tshuam Tswjhwm Txhaum Cai DL Flow Control Ib nrab-duplex tswj raws li lub siab rov qab hom Full-duplex tswj raws li PAUSE ncej Port Mirroring Support chaw nres nkoj mirroring Chaw nres nkoj Management General teeb chaw nres nkoj suav Configuring chaw nres nkoj trunking IP Services Ping dectection DHCP Snooping Spanning tsob ntoo MSTP(802.1s), STP, RSTP System Management TELNET WEB Remote Upgrading Support version upgrading via web Support version upgrading via local Physical Yam ntxwv Dimmension 440mm × 230mm × 44mm Characteristic of Fais fab AC 110-240V adaptive, 47-63Hz, 1A/230V, RPS fais fab kub thaub qab fais fab ≥80W Qhov taw qhia teeb lub zog taw qhia, qhia txog qhov system, txuas / transceiver cov lus qhia / um 0. 50 ℃ ua haujlwm, -40-70 ℃ preservation, 0-90% tsis condensation u Certification Authentication ROHS authentication European Community (CE) Electromagnetic Compatibility Directive: Cov cuab yeej no tau raug sim thiab pom kom ua raws li cov kev cai tiv thaiv ntawm European Emission Standard EN55022 / EN60555-2 thiab Generic European Immunity Txheem EN50082-1. EMC: EN55022 (1988) / CISPR-22 (1985), chav kawm A EN60555-2 (1995), chav kawm A EN60555-3 IEC1000-4-2 (1995), 4K V CD, 8KV, AD IEC1000-4-3 1995), 3V / m IEC1000-4-4(1995), 1KV - (hwj chim kab), 0.5KV - (sib nqus kab) Tsoom Fwv Teb Chaws Kev Sib Txuas Lus Commission (FCC) nqe lus: Cov cuab yeej no tau raug sim thiab pom tias ua raws li cov kev txwv rau cov chav kawm A cov cuab yeej siv ua raws rau Subpart J ntawm ntu 15 ntawm FCC Cov Cai, uas yog tsim los muab kev tiv thaiv tsim nyog tiv thaiv kev cuam tshuam thaum ua haujlwm hauv ib puag ncig kev lag luam.