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ID: 185833752
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D-Link
В сети появились новые подробности о новой видеокарте GeForce RTX 2060, которую готовит к выпуску компания NVIDIA. По данным профильного ресурса VideoCardz у графического ускорителя будет целых шесть вариантов с разной встроенной памятью.
У разных моделей GeForce RTX 2060 будут варьировать...Читать полностью >>>
Opisanie:Upravlyaemyy kommutator DXS-3400-24SC yavlyaetsya novym kompaktnym vysokoproizvoditel'nym ustroystvom, osuschestvlyayuschim kommutaciyu i marshrutizaciyu trafika s nizkim urovnem zaderzhki na skorosti do 10 Gbit/s. Vysota v 1U i vysokaya plotnost' portov delayut kommutator DXS-3400-24SC udobnym dlya ispol'zovaniya na urovne agregacii v studencheskih gorodkah i na predpriyatiyah. Kommutator osnaschen 20 portami 10G SFP+ i 4 kombo-portami 10GBase-T/SFP+, chto delaet ego podhodyaschim dlya raboty v data-centre, a takzhe na urovnyah raspredeleniya i yadra v korporativnyh setyah.Kommutator DXS-3400-24SS imeet modul'nuyu shemu ventilyatorov i pitaniya. Vozmozhnost' «goryachey» zameny oznachaet, chto ventilyator i istochnik pitaniya mogut byt' zameneny bez ostanovki raboty kommutatora. Fizicheskoe i virtual'noe stekirovanie pozvolyaet upravlyat' kommutatorami s odnogo IP-adresa i obespechivat' rezervirovanie podklyuchennym ustroystvam. Funkciya Switch Resource Management (SRM) predostavlyaet pol'zovatelyam vozmozhnost' optimizirovat' raspredelenie resursov kommutatora dlya resheniya razlichnyh setevyh zadach.Komplekt postavki kommutatora DXS-3400-24SC vklyuchaet programmnoe obespechenie s shirokim naborom funkciy, udovletvoryayuschim potrebnosti malogo i srednego biznesa, bol'shih korporaciy i pol'zovateley v studencheskih gorodkah. Kommutator podderzhivaet shirokiy nabor funkciy vtorogo i tret'ego urovnya, takih kak VLAN, marshrutizaciya mezhdu VLAN, obrabotka Multicast-trafika, Quality of Service (QoS), Virtual Router Redundancy Protocol (VRRP), Routing Information Protocol (RIP) v1/2, Next Generation RIP (RIPing) i funkcii bezopasnosti. Upravlenie kommutatorom DXS-3400-24SCmozhet osuschestvlyat'sya s pomosch'yu Web-interfeysa i interfeysa komandnoy stroki CLI.Data Center Bridging (DCB) yavlyaetsya obyazatel'noy ustanovkoy rasshireniy Ethernet dlya setevoy raboty v data-centrah. Kommutator DXS-3400-24SC podderzhivaet neskol'ko glavnyh komponentov DCB, takih kak IEEE 802.1Qbb, IEEE 802.1Qaz i IEEE 802.1Qau. IEEE 802.1Qbb (Kontrol' potoka na osnove prioritetov) obespechivaet kontrol' potoka dlya nivelirovaniya poter' dannyh vo vremya setevoy peregruzki. IEEE 802.1Qaz (Vybor rasshirennoy peredachi) upravlyaet raspredeleniem shiriny polosy propuskaniya sredi razlichnyh klassov trafika. IEEE 802.1Qau (Uvedomlenie o peregruzke) obespechivaet upravlenie peregruzkoy dlya potokov dannyh vnutri setevyh domenov v celyah predotvrascheniya peregruzki. Kommutator DXS-3400-24SC takzhe podderzhivaet kommutaciyu bez buferizacii paketov, kotoraya sokraschaet vremya zaderzhki pri peredache dannyh v seti.Kommutator DXS-3400-24SC osnaschen vstroennymi intellektual'nymi ventilyatorami, vnutrennimi termodatchikami, kontroliruyuschimi izmenenie temperatury i reagiruyuschimi sootvetstvenno na ispol'zovanie razlichnoy skorosti ventilyatorov pri raznyh temperaturah. Pri nizkih temperaturah skorost' ventilyatorov snizhaetsya, chto sokraschaet potreblenie energii i snizhaet uroven' shuma.Harakteristiki:Apparatnoe obespechenieInterfeysy• 20 portov 10G SFP+• 4 kombo-porta 10GBase-T/SFP+Konsol'nyy port• Konsol'nyy port s raz'emom RJ-45 i konsol'nyy port Mini-USB dlya upravleniya CLI (out-of-band)Port upravleniya• Port 10/100/1000 Base-T s raz'emom RJ-45 dlya upravleniya IPUSB-port• OdinProizvoditel'nost'Kommutacionnaya matrica• 480 Gbit/sMaks. skorost' peredachi paketov• 357,12 MppsBufer paketov• 4 MbTablica MAS-adresov• Do 48 KProgrammnoe obespechenieStekirovanie• Fizicheskoe stekirovanie - Polosa propuskaniya: do 80 Gb - Do 4 ustroystv v steke - Kol'cevaya/lineynaya topologiya• Virtual'noe stekirovanie - D-Link Single IP Management - Do 32 ustroystv v virtual'nom stekeFunkcii urovnya 2• Tablica MAS-adresov - Do 48 K• Upravlenie potokom - Upravlenie potokom 802.3h v rezhime polnogo dupleksa - Back pressure v rezhime poludupleksa - Predotvraschenie blokirovok HOL• Spanning Tree Protocol - 802.1D STP - 802.1w RSTP - 802.1s MSTP - Root Guard - Loop Guard• Jumbo-freymy - Do 12 Kb• 802.1AX Link Aggregation - Maks. 32 gruppy na ustroystvo/8 portov na gruppu• ERPS (Ethernet Ring Protection Switching)• Zerkalirovanie portov - One-to-One, Many-to-One - Podderzhka zerkalirovaniya dlya vhodyaschego/ishodyaschego trafika v oboih napravleniyah - Podderzhka 4 grupp zerkalirovaniya• Zerkalirovanie potokov - Podderzhka zerkalirovaniya dlya vhodyaschego trafika• Zerkalirovanie VLAN• Tunnelirovanie protokola urovnya 2• Loopback Detection (LBD)• iSCSI AwarenessMnogoadresnaya rassylka urovnya 2• MLD Snooping - MLDv1/v2 Snooping - Podderzhka do 256 grupp - MLD Snooping Fast Leave na osnove uzla - Podderzhka 64 staticheskih mnogoadresnyh grupp - MLD Snooping Querier - MLD Snooping na osnove VLAN - MLD Proxy Reporting• IGMP Snooping - IGMPv1/v2/v3 Snooping - Podderzhka do 512 IGMP-grupp - Podderzhka do 64 staticheskih mnogoadresnyh grupp - IGMP na VLAN - Podderzhka IGMP SnoopingQuerier - IGMP Snooping Fast Leave na osnove uzla• PIM SnoopingFunkcii urovnya 3• ARP - 512 staticheskih ARP - Podderzhka Gratuitous ARP -ARP Proxy• Interfeys IP - Podderzhka 256 interfeysov• Interfeys Loopback• IPv6 Neighbor Discovery (ND)• UDP Helper• Tunnelirovanie IPv6 - Staticheskoe - ISATAP - GRE - 6to4• IGMP Proxy Reporting• VRRPv2/v3Marshrutizaciya urovnya 3•Staticheskaya marshrutizaciya - Maks. kol-vo zapisey staticheskih marshrutov IPv4: 256 - Maks. kol-vo zapisey staticheskih marshrutov IPv6: 128 - Podderzhka pereraspredeleniya marshrutov - Podderzhka secondary route•Podderzhka 4096 apparatnyh zapisey marshrutizacii po IPv4/IPv6 - Maks. kol-vo zapisey IPv4: 4096 - Maks. kol-vo zapisey IPv6: 1024•Podderzhka 32 K apparatnyh zapisey peredachi tret'ego urovnya po IPv4/IPv6 - Maks. kol-vo zapisey IPv4: 32 K - Maks. kol-vo zapisey IPv6: 16 K•Marshrutizaciya po umolchaniyu•Policy-based Route (PBR)•Null Route•Bidirectional Forwarding Detection (BFD)•RIP - RIP v1/v2 - RIPng2•Pereraspredelenie marshrutovVLAN• 802.1Q• 802.1v• Double VLAN (Q-in-Q) - Q-in-Q na osnove porta - Selective Q-in-Q• VLAN na osnove porta• VLAN na osnove MAS-adresa• VLAN na osnove podseti• Private VLAN• Gruppy VLAN - Do 4 K staticheskih VLAN-grupp - Maks. VID: 4094• ISM VLAN (Multicast VLAN)• Voice VLAN• Auto Surveillance VLAN• VLAN Trunking• GVRP - Do 4096 dinamicheskih VLAN-gruppAAA• Autentifikaciya 802.1H - Upravlenie dostupom na osnove porta - Upravlenie dostupom na osnove uzla - Naznachenie politiki Identity-driveno Dinamicheskoe naznachenie VLANo Naznachenie QoSo Naznachenie ACL• Upravlenie dostupom na osnove Web (WAC) - Naznachenie politiki Identity-driveno Dinamicheskoe naznachenie VLANo Naznachenie QoSo Naznachenie ACL - Upravlenie dostupom na osnove porta - Upravlenie dostupom na osnove uzla• Upravlenie dostupom na osnove MAS-adresa (MAS) - Naznachenie politiki Identity-driveno Dinamicheskoe naznachenie VLANo Naznachenie QoSo Naznachenie ACL - Upravlenie dostupom na osnove porta - Upravlenie dostupom na osnove uzla• Compound Authentication• Microsoft NAP - Podderzhka 802.1H NAP - Podderzhka DHCP NAP• Autentifikaciya na osnove RADIUS i TACACS+• Authentication Database Failover• Guest VLANKachestvo obsluzhivaniya (QoS)• 802.1p Quality of Service• 8 ocheredey na port• Mehanizm obrabotki ocheredey: - Strict - Weighted Round Robin (WRR) - Strict + WRR - Deficit Round Robin (DRR) - Weighted Deficit Round Robin (WDRR)• Upravlenie polosoy propuskaniya - Na osnove porta (vhodyaschee/ishodyaschee, s min. znacheniem 64 Kbit/s) - Na osnove potoka (vhodyaschee/ishodyaschee, s min. znacheniem 64 Kbit/s) - Upravlenie polosoy propuskaniya po ocheredi (s min. znacheniem 64 Kbit/s)• Podderzhka sleduyuschih deystviy - Prioritetnoe tegirovanie 802.1p - Tegirovanie TOS/DSCP - Upravlenie polosoy propuskaniya - Garantirovannaya polosa propuskaniya (CIR)• QoS na osnove - Ocheredey prioritetov 802.1p - DSCP - IP-adresa - MAS-adresa - VLAN - Klassa trafika IPv6 - Metki potoka IPv6 - Porta TCP/UDP - Porta kommutatora - Ether Type - Predpochteniya ToS/IP - Tipa protokola• Tri cveta markirovki - Two Rate Color Marker (trTCM) - Single Rate Three Color Marker (srTCM)• Kontrol' peregruzki - WREDData Center Bridging (DCB)• 802.1Qbb Priority-based Flow Control (PFC)• 802.1Qaz Enhanced Transmission Selection (ETS)• 802.1Qau Congestion Notification (CN)Spiski upravleniya dostupom (ACL)• ACL na osnove: - Ocheredey prioritetov 802.1p - VLAN - MAC-adresa - Ether Type - IP-adresa - DSCP - Tipa protokola - Nomera TCP/UDP-porta - Klassa IPv6-trafika - Metki potoka IPv6• Maks. kol-vo zapisey ACL: - Vhodyaschih:- IPv4: 1792- IPv6: 448 - Ishodyaschih:- IPv4: 512- IPv6: 256 - Karta dostupa VLAN 3 K• ACL s vremennym kriteriemBezopasnost'• Port Security - Podderzhka do 12 K MAC-adresov na port/sistemu• Zaschita ot shirokoveschatel'nogo/ mnogoadresnogo/odnoadresnogo shtorma• D-Link Safeguard Engine• DHCP Server Screening• Privyazka IP-MAC-Port Binding• Dynamic ARP Inspection• IP Source Guard• DHCP Snooping• IPv6 Snooping• DHCPv6 Guard• IPv6 Route Advertisement (RA) Guard• IPv6 ND Inspection• Predotvraschenie atak ARP Spoofing - Maks. kol-vo zapisey: 64• Duplicate Address Detection (DAD)• Fil'traciya paketov upravleniya urovnya 32• Segmentaciya trafika• SSL - Podderzhka v1/v2/v3 - Podderzhka dostupa IPv4/IPv6• SSH - Podderzhka SSH v2 - Podderzhka dostupa IPv4/v6• Predotvraschenie atak BPDU• Predotvraschenie atak DOSOAM• Funkciya diagnostiki kabelya• 802.3ah Ethernet Link OAM• D-Link Unidirectional Link Detection (DULD)• Dying Gasp• 802.1ag Upravlenie oshibkami soedineniya (CFM)• Y.1731 OAM• Optical Transceiver Digital Diagnostic Monitoring (DDM)Upravlenie• Web-interfeys• Interfeys komandnoy stroki CLI• Telnet• TFTP-server• TFTP-klient• FTP-klient• Zaschischennyy FTP (SFTP) server• Monitoring trafika• SNMP - Podderzhka v1/v2c/v3• SNMP Trap• Sistemnyy zhurnal• DHCP-klient• DHCP-server• DHCP Relay Options 60, 61, 82• Podderzhka neskol'kih kopiy PO (Multiple Image)• Podderzhka neskol'kih kopiy konfiguraciy (Multiple Configuration)• Faylovaya sistema Flash• DNS-klient• Monitoring CPU• Nastroyka MTU• ICMP Tools - Ping - Traceroute• LLDP & LLDP-MED• DNS Relay• SMTP• DHCP Auto Configuration• NTP• RCP (Remote Copy Protocol)• RMONv1• RMONv2• Trusted Host• Shifrovanie parolya• Komandy otladki• sFlow• Switch Resource Management (SRM)• Microsoft NLB2 (Balansirovka nagruzki seti)• Openflow v1.31StandartyStandarty MIB/RFC• MIB Structure: RFC1065, RFC1066, RFC1155, RFC1156, RFC2578• Concise MIB Definitions: RFC1212• MIBII: RFC1213• MIB Traps Convention: RFC1215• Bridge MIB: RFC1493, RFC4188• SNMP MIB: RFC1157, RFC2571, RFC2572, RFC2573, RFC2574, RFC2575, RFC2576• SNMPv2 MIB: RFC1442, RFC1901, RFC1902, RFC1903, RFC1904, RFC1905, RFC1906, RFC1907, RFC1908, RFC2578, RFC3418, RFC3636• RMON MIB: RFC271, RFC1757, RFC2819• RMONv2 MIB: RFC2021• Ether-like MIB: RFC1398, RFC1643, RFC1650, RFC2358, RFC2665, RFC3635• 802.3 MAU MIB: RFC2668• 802.1p MIB: RFC2674, RFC4363• Interface Group MIB: RFC2863• RADIUS Authentication Client MIB: RFC2618• MIB for TCP: RFC4022• MIB for UDP: RFC4113• MIB for Diffserv.: RFC3298• RADIUS Accounting Client MIB: RFC2620• Ping & TRACEROUTE MIB: RFC2925• Running configuration writes and backup (D-Link MIB)• TFTP uploads and downloads (D-Link MIB)• Trap MIB (D-Link MIB)• IPv6 MIB: RFC2465• ICMPv6 MIB: RFC2466• Entity MIB: RFC2737• VRRP MIB: RFC2787• RIPv2 MIB: RFC1724• OSPF MIB: RFC1850• IPv4 Multicast Routing MIB: RFC5132, RFC2932• PIM MIB for IPv4: RFC2934• IP Forwarding Table MIB: RFC4292• IPv6 SNMP Mgmt Interface MIB: RFC4293• DDM MIB (D-Link MIB)• Private MIB (D-Link MIB)• DIFFSERV MIB (D-Link MIB)• MIB for D-Link Zone Defense (D-Link MIB)• IP: RFC791• UDP: RFC768• TCP: RFC793• ICMPv4: RFC792• ICMPv6: RFC2463, RFC4443• Extended ICMP to Support Multi-Part Messages: RFC4884• ARP: RFC826• CIDR: RFC1338, RFC1519• Definition of the DS Field in the IPv4 and IPv6 Headers: RFC2474, RFC3168, RFC3260• Extensible Authentication Protocol (EAP): RFC1321, RFC2284, RFC2865, RFC2716, RFC1759, RFC3580, RFC3748• SNMP Framework: RFC2571• SNMP Message Processing and Dispatching: RFC2572• SNMP Applications: RFC2573• User-based Security Model for SNMPv3: RFC2574• Expedited Forwarding PHB (Per-Hop Behavior): RFC3246• Supplemental Information for the New Definition of the EF PHB (Expedited Forwarding Per-Hop Behavior): RFC3247• DNS extension support for IPv6: RFC1886• Path MTU Discovery for IPv6: RFC1981• IPv6: RFC2460• Neighbor Discovery for IPv6: RFC2461, RFC4861• IPv6 Stateless Address Auto-configuration: RFC2462, RFC4862• IPv6 over Ethernet and definition: RFC2464• Dual Stack Hosts using the “Bump-In-the-Stack” Technology: RFC2767• IPv6 Addressing Architecture: RFC3513, RFC4291• IPv4/IPv6 dual stack function: RFC2893, RFC4213• Default Address Selection for Internet Protocol version 6: RFC3484• IP-IP tunnel: IP Encapsulation within IP: RFC2003• IP-IP tunnel:Allow MTU = 1500 or 1520: RFC1191• L2 distributed tunnel – CAPWAP Encapsulation: RFC5415Fizicheskie parametryRazmery• 441 h 44 h 380 mmVes• 7,45 kg (s blokom pitaniya)• 5,1 kg (bez bloka pitaniya)Usloviya ekspluataciiPitanie na vhode• 100-240 V, 50/60 Gc, 2 ASovmestimye istochniki pitaniya• DXS-PWR300AC• DXS-PWR300DC• DXS-3600-PWR-FB• DXS-3600-PWRDC-FBMaks. potreblyaemaya moschnost'• 113,9 VtPotreblyaemaya moschnost' v rezhime ozhidaniya• 59,1 VtMaks. teplovydelenie• 388,399 BTU/chTemperatura• Rabochaya: ot -5° do 50°S• Hraneniya: ot -40° do 70°SVlazhnost'• Ot 0 do 95% bez kondensata• Ot 0 do 95% bez kondensataKomplekt postavki• Kommutator DXS-3400-24SC• Kabel' pitaniya• Konsol'nyy kabel' Mini-USB• Konsol'nyy kabel'• Kronshteyn dlya ustanovki v stoyku• Kratkoe rukovodstvo po ustanovke• Kompakt-disk s rukovodstvom pol'zovatelya• 4 rezinovye nozhki• 8 vintovProcheeSertifikaty• CE• FCC• C-Tick• VCCI• BSMI• CCCBezopasnost'• cUL• CB• CE• CCC• BSMI
Ключевые слова:
Поддержка, основе, Управление, записей, Макс, Назначение, доступом, Snooping, уровня, кол, порта, Коммутатор---