PRODUCTS
HM-LT S28GF 24x GE fiber ports with SFP slot+4xFE optical media converter switch
HM-LT S28GF is optical switch, which offers 24x 1000M SFP plus 4 TX. With high performance and low cost, it is considered a very competitive Ethernet switching solution for community networking and workgroup networking in enterprise networks.
Features
Excellent performance
- 64 Gbps switch fabric
- Giga optical fiber supports up to 80 km long-distance transfer, direct connection to MAN backbone networks
Flexibility
- Port45-28 is TX/SFP combo.
Security and reliability
- QoS supports Layer2-4 traffic classification.
- Support port mirroring
- VLAN to isolate users for performance & security
- 802.1x supported
Easy maintenance
- Management via CONSOLE port, Web, SNMP, etc.
- BootRom and other software upgrade through TFTP
- Support DHCP relay
- Support SFP standard interface, protect your investment
Powerful traffic and broadcast management
- Port trunks technology can make a loading balancing links. Each link can reach 24G bandwidth and support up to 8 links.
- Effectively control multicast and broadcast storm
- Jumbo frame
Specifications
|
Port |
24 gigabit SFP slots 1 Console Port |
|
Switch Fabric |
64G |
|
Forwarding Mode |
Store-and-forward |
|
MAC Address Table Size |
4K |
|
Jumbo frame |
16383 |
|
Functions |
|
|
Spanning Tree |
IEEE 802.1D STP, IEEE 802.1w RSTP, 802.1s MSTP |
|
VLAN |
Port-based VLAN, 802.1Q tag VLAN, Private VLAN, GVRP dynamic VLAN configuration |
|
Traffic Control |
Back pressure at half-duplex, 802.3x at full-duplex, CAR support, 32K step size for 100-M ports, 8 M step size for Gigabit ports |
|
Storm Control |
Stop sending at threshold to restrict broadcast/multicast/unicast storms |
|
Multicast Control |
IGMP snooping |
|
DHCP |
DHCP snooping, DHCP option 82, IP source guard |
|
Port Trunking |
Up to 6 groups with up to 8 ports per group, dynamic LACP or static aggregation |
|
Port Mirroring |
Supported. Can be based on flow classification |
|
Security |
IEEE 802.1x port-based user authentication Port Security Hardware support for IP ACL, MAC ACL, VLAN ACL Remote authentication through RADIUS User privilege classification and password protection |
|
QoS |
Head Of Line (HOL) blocking prevention mechanism 4 dispatching queues per port, mapping the 8 priority queues in 802.1p Best Effort Service Differentiated Service Strict Priority Weighted Round Robin First Come First Serve DSCP TOS re-tagging RTS |
|
Network Management |
SNMP v1/v2 RMON (Group 1, 2, 3, 9) Telnet Command Line Interface (CLI) Web interface Support LT network management tools suite: Broad Director NTP SSH |
|
Software Upgrade |
TFTP/FTP |
|
Configuration Upload/download |
TFTP/FTP |
|
Working Environment |
|
|
Temperature |
Operating: 0 ~ 50°C, non-operating: -40 ~ 70°C |
|
Humidity |
0 ~ 90% (no condensing) |
|
Power |
AC220V power supply |
Contact Us
Address: East Anningzhuang Rd.,Haidian District, Beijing, China
Tel: +86-10-62924922/62926577
Fax: +86-10-62922921
E-mail: human@hm-it.com
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