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Specification
• Physical Interfaces
- 12 RJ-45 connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T (Auto Uplink and autonegotiate on all ports)
- 12 SFP connectors for 1000BASE-LX SFP modules
- RS-232 Console Port
• Network Protocol and Standards
Compatibility
- IEEE 802.3 10BASE-T
- IEEE 802.3u 100BASE-TX
- IEEE 802.3ab 1000BASE-T
- IEEE 802.3x Flow Control
• Performance Specifications
- Forwarding modes: Store-and-forward
- Bandwidth: 24 Gbps (non-blocking)
- Network latency: Less than 20 microseconds for 64-byte frames
- Buffer memory: 64 MB
- Packet buffer memory: 171 KB embedded memory per port
- Code Storage (Flash): 8 MB
- Address database size: 8,000 media access control (MAC) addresses
- Addressing: 48-bit MAC address
- Number of VLANs: 256 (1-4069)
- Number of trunks: 6
- Number of Queues: 4
- Acoustic noise: (ANSI-S10.12) 41.6 dB
- Heat Dissipation: 28.24 Btu/hr
- Mean Time Between Failure (MTBF): 61,349 hours (~7 years)
• Management Specifications
- IEEE 802.1Q Static VLAN (Up to 256)
- IEEE 802.1p Class of Service (CoS)
- IEEE 802.3ad Link Aggregation Control Protocol (LACP)
- IEEE 802.1D Spanning Tree Protocol
- IEEE 802.1w Rapid Spanning Tree
- IEEE 802.1s Multiple Spanning Tree
- IEEE 802.1x Port Access Authentication
- RFC 768 UDP
- RFC 854-859 Telnet
- IGMP Snooping Support
- Port Mirroring Support
- RFC 951 BootP
- RFC 1157, 1902, 1903, 1904, 1905, 1906, 1907 SNMP v1, v2c, v3
- RFC 1213 MIB II
- RFC 1215 SNMP Traps
- RFC 1493 Bridge MIB
- RFC 1534 DHCP and BootP Interoperation
- RFC 1643 Ethernet Interface MIB
- RFC 1757 RMON groups 1,2,3, and 9
- RFC 2131, 2132 DHCP and BootP
- RFC 2865 RADIUS
- RFC 2998 DiffServ
- RFC 3046 DHCP Relay
- Broadcast Storm Protection
- Private Enterprise MIB
- Broadcast Storm Protection
- Weighted Round Robin (WRR) Queuing Technology
• User Interfaces
- Command Line Interface via console port (four sessions)
- Web-based management via embedded HTTP server
- Telnet remote login (five sessions)
• Electrical Specifications
- 31 W maximum
- 100-240VAC/50-60 Hz universal inputs
• Physical Specifications
- WxDxH: 440 x 257 x 43 mm
- (17.32x 10.12 x 1.7 in)
• Limited lifetime warranty
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