Standard Fe at ureS
Physical Ports
• 8-Port 10/100Base-TX RJ-45 (GE-DS-82)
• 8-Port 10/100Base-TX RJ-45 with PoE (GE-DS-82-PoE and
NS2503-8P/2C)
• 2-Uplink Gigabit TP/SFP combo ports
• 1 RS-232 male DB9 console port
• Auto-MDI/MDI-X detection
• Auto-negotiation
• Supports full-duplex/half-duplex modes
High-performance Switch Architecture
• Complies with the IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE
802.3z standards
• High performance Store and Forward architecture and runt/CRC
filtering eliminates erroneous packets to optimize the network
bandwidth
• Broadcast/multicast/unicast storm control
• 5.6 Gbps non-blocking switch fabric
• 9K bytes Jumbo frame support
• 8K MAC address table, automatic source address learning
and aging
Full Multicast Support for IP Video
• IGMP Snooping v1 and v2 fast leave
• IGMP Query mode support
• Up to 256 multicast groups
VLAN Support
• IEEE 802.1Q Tag-Based VLAN
• Up to 255 VLANs groups, out of 4041 VLAN IDs
• Port-Based VLAN
• Q-in-Q tunneling (Double Tag VLAN)
Spanning Tree Protocol
• STP, IEEE 802.1D (Spanning Tree Protocol)
• MSTP, IEEE 802.1s (Multiple Spanning Tree Protocol)
Quality of Service (QoS)
• 4 priority queues on all switch ports
• Trafc classication:
– IEEE 802.1p Class of Service
– IP TOS/DSCP code priority
– Port Base priority
• Strict priority and weighted round robin (WRR) CoS policies
• Ingress/Egress Bandwidth Control on each port
additiOnaL Firmware 1.5 FeatureS
Management
• 6 Levels of User Privilege Access Control • Improved Multicast Control • Conguration Backup Expect IP • Event Log/Alarms
• Remote IP Ping by Port • MAC Table Query by Port • Addition support for SNMP v3
Power over Ethernet (PoE) Management
• System PoE Enable/Disable • PoE Threshold and Event • Temperature Threshold and Event • PoE Scheduling
Power over Ethernet (PoE) [GE-DS-82-PoE and
NS2503-8P/2C Only]
• Complies with IEEE 802.3af Standard
• Complies with IEEE 802.3at Standard (NS2503-8P/2C only)
• Up to 180 Watt power budget
• Auto-detects PoE powered devices (PD)
• Provides full-power PoE on each port - no port sharing
• Circuit protection isolates and prevents power interference
between ports
• End-Span (PSE) conguration supplies power up to 100m
• PoE Management Features
– Total power budget control
– Per port control (enable/disable, priority, power limit)
– PD classication detection
– Power Supply Over temperature Protection
Link Aggregation
• IEEE 802.3ad LACP (Link Aggregation Control Protocol)
• Up to 13 Trunk groups
• Up to 8 ports per trunk group with 1.6Gbps bandwidth
(Full Duplex mode)
• Supports Cisco ether-Channel (Static Trunk)
Advanced Security
• IEEE 802.1x Port-based authentication
• RADIUS users access authentication
• Layer 3 and Layer 4 Access Control List (ACL)
• MAC Filtering and Source IP/MAC address port-binding
• Port Mirroring to monitor incoming or outgoing trafc on
a particular port
Switch Management
• Local console or remote switch management via Web browser,
Telnet CLI, SNMP v1, v2c , v3
• SNMP Trap for alarm notication of events
• Four RMON groups 1, 2, 3, 9 (history, statistics, alarms,
and events)
• Built-in Trivial File Transfer Protocol (TFTP) client
• Conguration upload/download via TFTP or HTTP
• Firmware upgrade via TFTP or HTTP
• Supports Ping function
• Reset button for system management
Warranty
• 3-year Limited Warranty
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