- Â Two combo mini-GBIC (SFP) ports
- Integrated Power Over Ethernet Plus (PoE+)
- Layer 3 static routing
- Â IPv6 Support
- Advanced QoS
- Advanced Security
- Meets EEE (Energy Efficient Ethernet) 802.3az standard
TECHNICAL SPECS
Model Name:
LGS528PÂ
Network Standards:
IEEE 802.3Â
IEEE 802.3uÂ
IEEE 802.3abÂ
IEEE 802.3zÂ
IEEE 802.3aeÂ
IEEE 802.3xÂ
IEEE 802.3adÂ
IEEE 802.3azÂ
IEEE 802.1DÂ
IEEE 802.1wÂ
IEEE802.1Q/pÂ
IEEE802.1X
Number of Ports with PoE+ Support:
24Â
Memory:
128 MBÂ
LEDs:
System (blue/yellow), Link/Act/PoE (green/green), Max PoE (amber)Â
System Power Consumption without PoE+:
110V: 30.73WÂ
220V: 28.88W
Forwarding Rate:
41.67 MppsÂ
Switching Capacity:
56 GbpsÂ
MAC Address Table Size:
16KÂ
Jumbo Frame (FE, GE):
9KÂ
Fans:
Yes (two 8,200 rpm)Â
Dimensions (LxWxH):
440 x 200 x 44.45 mm (17.32 x 7.87 x 1.75 in.)Â
Weight:
3.12 kg (6.88 lbs.)Â
Power Dedicated to PoE+:
192WÂ
Power Input:
100–240VÂ
50–60 HzÂ
(3.5A max)
Operating Temperature:
0 to 50°C (32 to 122°F)Â
Storage Temperature:
-20 to 70°C (-4 to 158°F)Â
Operating Humidity:
10 to 90% RHÂ
Storage Humidity:
10 to 90% RH (non-condensing)Â
Spanning Tree:
IEEE 802.1d Spanning Tree, IEEE 802.1w Rapid Spanning TreeÂ
Link Aggregation:
IEEE 802.3ad LACP, up to 4 groups with up to 8 ports per groupÂ
VLAN:
Port-based and IEEE 802.1Q tag-based VLANsÂ
Auto Voice VLAN:
VLAN voice traffic is automatically assigned by OUI to a voice-specific VLAN and treated with appropriate levelsÂ
IGMP Snooping:
IGMP (v1/v2/v3) snooping provides for fast client joins and leaves of multicast streams and limits bandwidth-intensive video traffic to only the requesters; supports 256 multicast groupsÂ
HOL Blocking Prevention:
Head-of-line (HOL) blocking preventionÂ
Port Mirroring:
Traffic on multiple ports can be mirrored to another port for analysis with a network analyzerÂ
Security Features:
IEEE 802.1X radius authentication,Â
DHCP snoopingÂ
IP-MAC-Port bindingÂ
IP source guardÂ
ARP inspectionÂ
STP root guardÂ
STP BPDU guardÂ
DHCP relayÂ
Port security supports limited dynamic lock and locked MAC addressÂ
Management access control
Storm Control:
Broadcast, unknown-unicast, and multicast Â
Access Control:
Support up to 512 rules for enhanced security and/or advanced QoS policy: allow, deny, or rate limit based on Layer1 to 4 protocol fields at packet header level with MAC ACL and IP ACLÂ
RMON:
Embedded remote monitoring (RMON) software agent support for enhanced traffic management, monitoring, and analysisÂ
Management Interface:
HTTPÂ
HTTPS
Other Management:
Telnet (menu-driven), DHCP client, system log, configuration unload and backup via HTTP or TFTP, PING, dual images, SNTPÂ
SNMP:
Version 1Â
Version 2c
QoS - Class of Service:
Port-based, IEEE 802.1p priority-based, IPv4/v6 IP DSCP-based Â
Combo Ports (RJ45 + SFP):
2 combo on ports g27, g28Â
Copper FE/GE Ports (RJ45):
g01–g13, g14–g26Â
Green Power Mode:
EEE+, Short Reach + Energy DetectÂ
QoS - Priority Levels:
4 hardware queuesÂ
QoS - Scheduling:
Priority queuing and weighted round robin (WRR)Â
Total System Ports:
28GEÂ