48-Port GE + 4-Port 10Gigabit SFP+ Managed Switch LINKSYS LGS352C
- Hỗ trợ 48 x 10/100/1000Mbps cổng LAN Gigabit Ethernet + 4 cổng SFP+ 10 Gigabit.
- Forwarding Rate: 130.95 Mpps.
- Switching Capacity: 176 Gbps.
- DRAM 512MB, 32K MAC, 12Kbytes Jumbo Frame.
- Hỗ trợ Layer 3, Spanning Tree Protocol (STP), Storm Control, 256 active VLANs (4096 range).
- Hỗ trợ giao thức IPv4 (63 max entries), IPv6 (21 max entries).
- Chế độ bảo mật nâng cao (802.1x Radius authentication, DHCP snooping, IP-MAC binding, port security, DOS Attack Prevention, Port Isolation (Protected Ports)...).
- Quản lý bằng giao diện web (HTTP/HTTPS), Telnet, SSH, DHCP client, system log, configuration upload and backup via HTTP or TFTP, PING, Traceroute, dual images, SNTP.
- Đạt chuẩn tiết kiệm năng lượng EEE.
- Thiết kế để bàn, vỏ hợp kim siêu bền và cho phép tản nhiệt tốt.
- Điện áp: 100–240V 50/60 Hz.
- Công suât tiêu thụ: 43.87W.
- Kích thước: 440 x 260 x 44 mm.
- Trọng lượng: 3468g.
Đặc tính kỹ thuật
| Hardware |
| Total System Ports |
48GE + 4 SFP+ |
| Copper GE Ports (RJ45) |
Ports 1-48 |
| 10G SFP+ Ports |
Ports 49-52 |
| Status LEDs |
Power, Fault |
| CPU Memory DRAM |
512MB |
| Power Input |
100–240V
50–60 Hz
1.5A |
| Max Power Consumption |
43.87W |
| Green Power Mode |
EEE |
| Forwarding Rate |
130.95 Mpps |
| Switching Capacity |
176 Gbps |
| MAC Address |
32K |
| Jumbo Frame |
12Kbytes |
| Fans |
1, 8200 rpm (at full speed) |
| Enclosure Dimension |
440 x 260 x 44 mm |
| Device Weight |
3468 g |
| Operating Temperature |
0 to 50°C (32 to 122°F) |
| Operating Humidity |
10 to 90% RH |
| Storage Temperature |
-20 to 70°C (-4 to 158°F) |
| Storage Humidity |
5 to 95% RH (non-condensing) |
| Software |
| Number of VLANs |
256 active VLANs (4,096 range) |
| VLAN |
Port-based and 802.1q VLANs, Management VLAN, Guest VLAN support |
| HOL Blocking |
Head of line (HOL) blocking prevention |
| Web User Interface |
Built-in Web UI for easy browser-based configuration (HTTP/HTTPS) |
| SNMP |
Version 1, 2c and 3 |
| Firmware Upgrade |
Web browser upgrade (HTTP) and TFTP |
| Port Mirroring |
Traffic on multiple ports (up to 3 ports) can be mirrored to another port for analysis with a network analyzer |
| RMON (1, 2, 3, 9) |
Embedded remote monitoring (RMON) software agent support for enhanced traffic management, monitoring, and analysis |
| SYSLOG |
Support log admin password/IP change activity enhancement, Local logging: buffered/flash, Remote logging: IPv4/IPv6/ hostname(IPv4) |
| Ethernet OAM |
SFP information, SFP+ DDM, Cable diagnostic, Port statistics |
| Other Management |
Telnet, SSH, DHCP client, system log, configuration upload and backup via HTTP or TFTP, PING, Traceroute, dual images, SNTP |
| Security |
802.1x Radius authentication, DHCP snooping, IP-MAC binding, port security supports limited dynamic lock and locked MAC address (256 max entries per port), DOS Attack Prevention, Port Isolation (Protected Ports) |
| Link Aggregation |
IEEE 802.3ad LACP, up to 8 groups with up to 8 ports per group |
| Bandwidth Control |
Rate limit according to network speed, 12kbps~1000Mbps: in steps of 16kbps |
| Storm Control |
Support broadcast/unknown multicast/unknown unicast 16kbps~1000Mbps: in steps of 16kbps |
| Loopback Detection |
Detects and prevents loops in the network by sending out loop protocol packets and shutting down affected ports |
| Spanning Tree |
IEEE 802.1d Spanning Tree, IEEE 802.1w Rapid Spanning Tree, IEEE 802.1s Multiple Spanning Trees (16 instances) |
| IGMP Snooping/Querier |
IGMP (v1/v2/v3) snooping provides for fast client joins and leaves of multicast streams and limits bandwidth-intensive video traffic to only the requestors; supports 256 multicast groups |
| MLD Snooping/Querier |
Support v1, MLD snooping fast leave (per- vlan), MLD querier, Dynamic router port, Static/forbidden router, Report suppression |
| DHCP |
IPv4 DHCP Relay, IPv4 DHCP Relay Statistics, IPv4 DHCP Snooping |
| L3 Static Routing |
IPv4 (63 max entries), IPv6 (21 max entries) |
| L3 IP Multicast |
IGMP, MLD, L3 IP Multicast Routing |
| Access Control List (ACL) |
Ingress, MC Based ACL, IPv4 Based ACL, IPv6 Based ACL, ACL Binding, Action: permit/deny |
| QoS Priority Levels |
8 hardware queues |
| Scheduling |
Strict, Weighted Round Robin (WRR) and Strict + WRR |
| Class of Service |
Port-based, 802.1p priority-based, IPv4/v6 IP DSCP-based |
| Auto Voice VLAN |
Voice traffic is automatically assigned by OUI to a voice-specific VLAN and treated with appropriate levels |
| Standards |
802.3 10Base-T Ethernet, 802.3u 100Base-T Fast Ethernet, 802.3ab 1000Base-T Gigabit Ethernet, 802.3z Gigabit Ethernet, 802.3x Flow Control, 802.3ad, 802.1d STP, 802.1w RSTP, 802.1s MSTP, 802.1q VLAN, 802.1p Priority QoS, 802.1x Port Access Authentication, 802.1ab Link Layer Discovery Protocol, 802.3az Energy Efficient Ethernet |
- Bảo hành: 36 tháng.
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