技術規格
Features | GS752TXS |
• Network Protocol and Standards Compatibility | – IEEE 802.3 10BASE-T – IEEE 802.3u 100BASE-TX – IEEE 802.3ab 1000BASE-T – IEEE 802.3z 1000BASE-X – IEEE 802.3x full-duplex flow control – IEEE802.3aq (10GEBASE-LRM) – IEEE802.3ae (10GEbase Ethernet) – IEEE802.3az (EEE) |
• Interfaces | – 48 10/100/1000 Mbps switching ports – 4-10GEbps SFP+ slots (port 49~52) to support 10GEbps optical module and 1G optical module • Port 51 and port 52 can be used as the stacking ports or as uplink ports. – Auto-sensing and auto-negotiating capabilities for all copper ports – Auto Uplink™ on all ports to make the right connection |
• Administrative Switch Management | – IEEE 802.1Q VLAN (256 groups, Static) – IEEE 802.1p Class of Service (CoS) – 8 hardware queues – Port-based QoS – IEEE 802.3ad Static or Dynamic Link Aggregation (LACP) – IEEE 802.1D Spanning Tree Protocol – IEEE 802.1w Rapid Spanning Tree Protocol – IEEE 802.1s Multiple Spanning Tree Protocol – SNMP v1, v2c, v3 – RFC 1213 MIB II – RFC 1643 Ethernet Interface MIB – RFC 1493 Bridge MIB – RFC 2131 DHCP client – IEEE 802.1x (RADIUS) – IEEE 802.1x Dynamic VLAN Assignment – HTTPS/SSL: Secure HTTP GUI – RADIUS accounting – Layer 3 (DSCP) Quality of Service (QoS) – TACACS+ – Port-based security by locked MAC addresses – TCP/UDP-based priority mapping – GMP snooping v1, v2, v3 – MLD Snooping – ACLs (MAC, IPv4, IPv6 and TCP/UDP based) – Storm control for broadcast, multicast and unknown unicast packets – Port-based ingress/egress rate limiting – SNTP – DNS – DoS and Auto DoS prevention – IPv6 management, multicast and QoS – Static Routing – DHCP Snooping – Green Features: Lower power consumption during link-down or idle mode or with shorter cable length. – Protocol and MAC based VLAN – RMON group 1, 2, 3, 9 – Private Enterprise MIB – Port mirroring – many-to-one – IEEE 802.3ab LLDP – LLDP-MED – Protected ports – Cable test – Smart Control Center discovery – Web-based configuration – Configuration backup/restore – Password access control – Firmware upgradeable |
• Performance Specifications | – Forwarding modes: Store-and-forward – Bandwidth: 176 Gbps – Stack up to 6 switches for 300 ports per stack – Stacking bandwidth: 20 Gbps – Network latency: Less than 20 microseconds for 64-byte frames in store-and-forward mode for 1000 Mbps to 1000 Mbps transmission – Buffer memory: 2 MB – 128Mbytes system DDR SDRAM (32Mbx16). – 32Mbytes flash memory. – Address database size: 16K media access control (MAC) addresses per system – Addressing: 48-bit MAC address – 256 VLANs; Maximum VLAN id is 4093 – 7 802.1p traffic classes – 8 LAGs – 32 static routes – 15 routed VLANs – 1024 ARP Cache entries – 7 queues used for DiffServ – 100 ACLs (IPv4/IPv6) – 8K DHCP snooping binding – 1024 DHCP static entries – Mean time between failures (MTBF): – 256,119 hours (~29.3 years) at 25 °C – 90,993 hours (~10.3 years) at 55 °C |
• LEDs | – Unit: Power, master, stack ID, FAN – Per port: Link, speed, activity |
• Power Supply | – Max Power consumption: 77W – 100-240V AC/50-60 Hz universal input |
• Physical Specifications | – Dimensions: (h x w x d): 43 x 440 x 257 mm (1.69 x 17.32 x 10.13 in) – Weight: 4.50 kg (9.92 lb) |
• Environmental Specifications | – Operating temperature: 32° to 104° F (0° to 50° C) – Storage temperature: -4° to 158° F (-20° to 70° C) – Operating humidity: 95% maximum relative humidity, non-condensing – Storage humidity: 95% maximum relative humidity, non-condensing – Operating altitude: 10,000 ft (3,000 m) maximum – Storage altitude: 10,000 ft (3,000 m) maximum |
• Electromagnetic Compliance | – CE mark, commercial – FCC Part 15 Class A – VCCI Class A – EN 55022 (CISPR 22) – EN 55024 (CISPR 24) – C-Tick |
• Safety | – CE mark, commercial – CUL 60950 (Listed)/EN 60950 (Low Voltage Directive) |
System Requirements | – Category 5 UTP Network cables or better – Network card for each PC – Network software (e.g., Windows7) |
保固 | 台灣公司貨享5年保固 |
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