Společnost Netgear poskytuje ucelené řešení pro SMB, která vynikají výkonem a spolehlivostí. Spolu s jednoduchou instalací a správou získáváte špičkové řešení, které má velmi přiznivé náklady na pořízení a provoz. Network Protocol and Standards Compatibility: IEEE 802.3 10BASE-T IEEE 802.3u 100BASE-TX IEEE 802.3ab 1000BASE-T IEEE 802.3x Flow Control Management Specifications: IEEE 802.1Q Static VLAN (Up to 512) IEEE 802.1p Class of Service (CoS) EEE 802.3ad Link Aggregation Control Protocol (LACP) IEEE 802.1D Spanning Tree Protocol IEEE 802.1w Rapid Spanning Tree IEEE 802.1s Multiple Spanning Tree IEEE 802.1x Port Access Authentication RFC 768 UDP RFC 854-859 Telnet IGMP Snooping Support Port Mirroring Support RFC 951 BootP RFC 1157, 1902, 1903, 1904, 1905, 1906, 1907 SNMP v1, v2c, v3 RFC 1213 MIB II-RFC 1215 SNMP Traps RFC 1215 SNMP Traps RFC 1493 Bridge MIB RFC 1534 DHCP and BootP Interoperation RFC 1643 Ethernet Interface MIB RFC 1757 RMON groups 1,2,3, and 9 RFC 2131, 2132 DHCP and BootP RFC 2865 RADIUS-RFC 2998 DiffServ RFC 2998 DiffServ RFC 3046 DHCP Relay Broadcast Storm Protection Private Enterprise MIB Broadcast Storm Protection Weighted Round Robin (WRR) Queuing Technology RFC 2030 Simple Network Time Protocol (SNTP) SYSLOG User Interfaces: Command Line Interface (CLI) via console port Web-based management via embedded HTTP server protected with Secured Sockets Layer (SSLv3) or Transport Layer Security (TLS v1) Telnet remote login (5 sessions) securable with Secured Shell (SSH v1.5, v2) Physical Interfaces: 48 RJ-45 connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T (Auto Uplink and auto-negotiate on all ports) 4 SFP connectors for fiber connection (shared with the last four copper ports) - RS-232 Console Port LEDs: Per port: Speed, Link, Activity Per device: Power, Fan Status Performance Specifications: Forwarding modes: Store-and-forward Bandwidth: 96 Gbps (non-blocking) Switch latency: Less than 20 microseconds for 64-byte frames System memory: 64 MB Packet buffer memory: 122 KB embedded memory per port Code Storage (Flash): 8 MB Address database size: 8,000 media access control (MAC) addresses Addressing: 48-bit MAC address Number of VLANs: 512 (1-4069) Number of trunks: 6 Number of Queues: 4 Acoustic noise: (ANSI-S10.12) 47 dB Heat Dissipation: 28.24 Btu/hr Mean Time Between Failure (MTBF): 57,800 hours (~ 6.5 years) Electrical Specifications: Power Consumption: 90 W maximum 100-240VAC/50-60 Hz universal inputs Physical Specifications: Dimensions: H: 1.7" (43 mm), W: 17.32" (440 mm), D: 10.12" (257 mm) Weight: 9.24 lb (4.2 kg) Environmental Specifications: Operating temperature: 0 to 40° C (32 to 104 F) Storage temperature: -20 to 70° C (-4 to 158 F) Operating humidity: 90% 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 Emissions: CE mark, commercial FCC Part 15 Class A VCCI Class A EN 55022 (CISPR 22), Class A C-Tick Electromagnetic Immunity: EN 50082-1 EN 55024 Safety: CE mark, commercial CSA certified (CSA 22.2 #950) UL listed (UL 1950)/CUL IEC950/EN60950 Warranty: NETGEAR Limited Lifetime Warranty with free basic installation support for 90 days from date of purchase; optional premium support packages available Package Contents GSM7248 ProSafe 48 Port Gigabit L2 Managed Switch Power cable Null modem cable Rubber footpads for tabletop installation Rack-mount kit Installation guide Resource CD Warranty/Support information card