Naznachenie:Polnost'yu gigabitnyy promyshlennyy L2 kommutator NIS-3500-3408PGE imeet 8 portov Ethernet 10/100/1000Base-T i chetyre slota dlya ustanovki opticheskih SFP moduley 100/1000M. Kommutator prednaznachen dlya mnogoletney bezotkaznoy raboty v intellektual'nyh sistemah peredachi informacii dlya promyshlennoy avtomatizacii i videonablyudeniya. Nesmotrya na to, chto ustroystvo prednaznacheno dlya ekspluatacii v zhestkih promyshlennyh usloviyah i v shirokom diapazone temperatur, eto "umnyy" kommutator 2-go urovnya s bogatym programmnym obespecheniem. Blagodarya vozmozhnostyam nastroyki razlichnyh parametrov i podderzhki shirokogo funkcionala (VLAN, QoS, IGMP, Security, STP/RSTP, Ring i mnogoe drugoe), ustroystvo pozvolyayut upravlyat' nagruzkoy, polnost'yu kontrolirovat' trafik, otslezhivat' sostoyanie portov, vosstanavlivat' funkcionirovanie sistemy pri obryvah kabelya ili vyhode iz stroya promezhutochnyh uzlov seti. Kommutator obespechivaet neblokiruyuschuyu mnogovhodovuyu kommutaciyu i peredachu znachitel'nyh massivov dannyh prakticheski bez zaderzhek s propusknoy sposobnost'yu do 24 Gbit/s.Elektricheskie porty 10/100/1000Base-T podderzhivayut dupleksnyy i poludupleksnyy (Half/ Full duplex) rezhimy raboty, avtoopredelenie skorosti i tipa kabelya (Auto-MDIX). Gigabitnye opticheskie porty vypolneny v vide SFP slotov dlya ustanovki SFP moduley. Mozhno ispol'zovat' lyubye promyshlennye (Industrial) SFP moduli, sposobnye rabotat' na skorosti 155Mbit/c ili 1.25Gbit/s. Nalichie chetyreh gigabitnyh Uplink portov daet vozmozhnost' sozdavat' territorial'no raspredelennye sistemy s bol'shim kolichestvom posledovatel'no vklyuchennyh v cep' ili kol'co kommutatorov.Mednye porty podderzhivayut tehnologiyu PoE v sootvetstvii so standartom IEEE 802.3af/802.3at do 30 Vt na port. Kommutator mozhno ispol'zovat' dlya pitaniya udalennyh PoE-sovmestimyh ustroystv, a imenno, povorotnye (PTZ) IP-videokamery, besprovodnye tochki dostupa, videotelefony. Vyhodnaya moschnost' na portah PoE zavisit ot vneshnego istochnika pitaniya. Kommutator imeet sistemu pitaniya s dvoynym rezervirovaniem (na terminal'nyy blok mozhno podklyuchit' dva istochnika). Nominal pitayuschego napryazheniya 46-58VDC. Sam kommutator potreblyaet 15 Vt. Byudzhet moschnosti kommutatora i sistemy PoE sostavlyaet 250 Vt. Na terminal'nyy blok vyveden releynyy kontakt avariynoy signalizacii [email protected] uzly dostupa nsBoxKommutator NIS-3500-3408PGE prednaznachen dlya raboty v zhestkih temperaturnyh usloviyah (-40~+75°C). Metallicheskiy korpus obladaet stepen'yu zaschity IP30 i predusmatrivaet vozmozhnost' krepleniya na DIN-reyku ili stenu. Ustroystva obespechivayut zaschitu ot neblagopriyatnyh faktorov okruzhayuschey sredy, imeyut vysokuyu vibroustoychivost' i udaroprochnost' v sootvetstvie trebovaniyam standartov. Nastroyka i upravlenie osuschestvlyayutsya cherez CLI, Web-interfeys, Telnet, SNMP.Dlya ulichnogo razmescheniya oborudovaniya neobhodimo ispol'zovat' metallicheskie, vandalozaschitnye montazhnye shkafy NSBox s krepleniem na stenu ili na ulichnyh stolbah i machtah. Pomimo kommutatora vnutri shkafa razmeschayutsya: opticheskiy kross, promyshlennye istochniki pitaniya (s akkumulyatorom ili bez akkumulyatora), grozozaschita, nagrevatel' s regulyatorom temperatury, razlichnye datchiki.Interfeysy/proizvoditel'nost':•8 x 10/100/1000Base-T (Podderzhka 802.3at PoE)•4 x 100/1000M SFP slota (Podderzhka DDM)•Konsol'nyy port RS-232C•Podderzhka IEEE 802.3/802.3u/802.3ab/802.3at•IEEE 802.3x Flow Control v rezhime Full duplex i Back Pressure v rezhime Half duplex•Avtoopredelenie skorosti i tipa kabelya•Emkost' tablicy MAC-adresov: 8K•Podderzhka Jumbo frames 9 Kb•Switch Fabric: 24GbpsPodderzhivaemye protokoly i funkcii:•VLAN: Port-based, 802.1q Tag/VLAN ID, Q in Q•IGMP: Snooping v1/v2 & Query, multicast filter, Immediate leave and leave proxy•Spanning Tree: IEEE 802.1d STP, 802.1w RSTP, 802.1s MSTP•Security: Port/ MAC address/ IP Security Login Security: IEEE 802.1x/ RADIUS•QoS (Quality of Service): IEEE 802.1p QoS Port Base, Tag Base, Type of Service Priority, 8 prioritetnyh ocheredey na port•Pro-Ring: X-Ring, Dual Homing and Couple Ring vremya avtovosstanovleniya seti 10-20 ms•Podderzhka Port Trunking s LACP, Port Mirroring•DHCP Client, Server, Relay, Snooping, Option 82•Upravlenie propusknoy sposobnost'yu:-Support Rate-based and rate limiting,-Broadcast/Multicast Packet Filter Control•SNMP Trap: oshibka autentifikacii, pitanie, holodnyy start, izmenenie topologii X-Ring, podklyuchenie/ otklyuchenie portov (Link Up/Down)Obschie harakteristiki:•Upravlenie: Web, Telnet, CLI (Cisco-like), SNMP Konsol'nyy port (RS-232/ RJ-45) dlya upravleniya•Pitanie: 46-58VDC s rezervirovaniem•Byudzhet moschnosti kommutatora i PoE 255 Vt•Vyhodnaya moschnost' na portah PoE 15.4/ 30 Vt•Zaschita ot peregruzki i obratnoy polyarnosti•Releynyy kontakt avariynoy signalizacii•Korpus: zaschita IP30, montazh na DIN-reyku, stenu•Rabochaya temperatura: -40°C~+75°C•Razmery, ves : 154 x 126 x 72 mm, 1500g•MTBF > 250000 chasov; Garantiya: do 5 let