| Data transmission | | Maximum data transfer rate | 1 Gbit/s | | Supported data transfer rates | 10/100/1000 Mbps | | Latency | 20 us | | Bandwidth | 48 Gbit/s | | Networking | | MAC address table | 8000 entries | | Networking standards | IEEE 802.3ab, IEEE 802.3i, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z | | Flow control support |  | | Port mirroring |  | | Link aggregation |  | | Jumbo Frames support |  | | Broadcast storm control |  | | Store-and-forward |  | | Rate limiting |  | | DHCP client |  | | DHCP server |  | | IGMP snooping |  | | Number of VLANs | 1024 | | Spanning tree protocol |  | | Management features | | Switch layer | L2+ | | Switch type | Managed | | MIB support | RFC 1213, RFC 1493, RFC 1643 | | Quality of Service (QoS) support |  | | Multicast support |  | | Web-based management |  | | Ports & interfaces | | Ports quantity | 48 | | Copper ethernet cabling technology | 1000BASE-T, 1000BASE-X, 100BASE-FX, 100BASE-TX, 10BASE-T | | Gigabit Ethernet (copper) ports quantity | 48 | | Ethernet LAN (RJ-45) ports quantity | 48 | | SFP slots quantity | 4 | | RS-232 ports | 1 | | Security | | Security algorithms supported | RADIUS | | MAC address filtering |  | | Access Control List (ACL) |  | | SSH/SSL support |  |
| | Protocols | | Management protocols | SNMPv1, v2c, v3, IGMP v1, v2, v3, DHCP | | Data link protocols | Ethernet, Fast Ethernet, Gigabit Ethernet | | Supported network protocols | SNTP, RMON 1, 2, 3, 9, BOOTP, HTTP & HTTPS, LLDP, LLDP-MED, GARP, GVRP, GMRP, TFTP, SFTP, SCP | | Weight & dimensions | | Weight | 4.15 kg | | Weight | 4.14 kg (9.13 lbs) | | Dimensions (W x D x H) | 439.4 x 205.7 x 40.6 mm (17.3 x 8.1 x 1.6 ") | | Energy management | | Power over Ethernet (PoE) Support |  | | Technical details | | Rack mounting |  | | Stackable |  | | Number of queues | 8 | | Noise level | 48.8 dB | | Firmware upgradeable |  | | Certificates | | Safety | CE, EN 60950-1, UL/cUL 60950-1 | | Electromagnetic emissions | CE, EN 55022 Class A, EN 55024, FCC Part 15 Class A, VCCI Class A, C-Tick | | Memory | | Drive device, buffer size | 0.75 MB | | Internal memory | 128 MB | | Flash memory | 32 MB | | Operational conditions | | Operating relative humidity range | 0 - 90 % | | Operating altitude | 0 - 3000 m | | Operating temperature range (T-T) | 0 - 55 °C | | Storage temperature range (T-T) | -20 - 70 °C | | Storage relative humidity range | 0 - 95 % | | Operating temperature range (T-T) | 32 - 131 °F | | Other features | | Dimensions (WxDxH) | 440 x 205 x 43 mm | | Connectivity technology | Wired | | Power supply | 71.5 W | | Networking features | Ethernet, Fast Ethernet, Gigabit Ethernet | | Connectivity LEDs |  | | Input voltage | 12 V |
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