Technical Specifications :

Physical Ports
• 24 1-Giga RJ-45 ports
• 4 1-Giga SFP ports (combo port)
• 2 CX4 10G Ports which provide stacking function
• 1 RS232 port
LEDs
• Per port: Speed, Link, Activity
• Per device: power, status
User Interfaces
• Command Line Interface via console port
• Web-based management via web browser
• Telnet remote login
• SSH v1/v2
• SNMP v1/v2c/v3
L2 Features
• Support auto MDI/MDIX on all 10/100/1000BASE-T ports
• The 10/100/1000BASE-T ports support auto-sensing, auto-negotiation
• Support Jumbo frame up to 9KB
• Provide wire speed of L2 switching performance
• Support up to 8K MAC address entries
• Support Flow Control
- IEEE802.1x for full duplex mode
- Back-Pressure flow control in half duplex mode
• Provide store-and-forward forwarding scheme
• Provide Broadcast, Unicast, Multicast storm protection
• Support IGMP snooping
• Support VLAN
- IEEE 802.1Q VLAN
- GARP/GVRP/GMRP
- Up to 512 VLANs, out of 3965 VLAN IDs
- Port-based VLAN
- Protocol-based VLAN
• Support Spanning Tree
- STP, IEEE 802.1d
- RSTP, IEEE 802.1w
- MSTP, IEEE 802.1s
• Support Link Aggregation
- up to 6 trunk groups
- up to 8 ports per trunk group
- 802.3ad Link Aggregation (LACP)
- Cisco ether-channel (static trunk)
- load balance for both unicast and multicast traffics
• Provide Port Mirror (many-to-1)
L3 Routing Features
• Support RIP v1 and v2
• Support OSPF v1/v2
• Support router discovery (IRDP)
• Support VLAN routing
• Support VRRP
• Support IP routing
• Support route redistribution
• Support route preferences
Multicast
• Support PIM-DM and PIM-SM
• Support DVMRP
• Support IGMP v1/v2/v3
Security
• User/Password protected system management
• L2/L3/L4 ACL (access control list)
• RADIUS client
• TACACS client
• SSH v1/v2
• SSL v3/TLS v1
• IEEE 802.1x
• Port MAC lock
Stacking Features (OPTION)
• Stacks up to 8 units
• Max number of ports in the stack: 24 x 8 ports
• Auto master selection
• Auto configuration selection
• Hot insertion and removal of units within a stack
• 20 Gbps for stacking bandwidth
Physical Specifications
• Dimensions (w x d x h): 440 x 246.7 x 42.4 mm (17.32 x 9.71 x 1.67 in)
• Weight: 3.1kg (6.69 lbs)
Performance Specifications
• Forwarding modes: Store-and-forward
• System memory: 256MB Flash size: 32MB
• Mean Time Between Failure (MTBF): 175699 hours
Management
• Support stacking up to 8 units
• Provide 1 male DB9 RS-232C console interface
• Support BOOTP and DHCP for IP address assignment
• Support DHCP relay function
• Support software upload/download via XMODEM or TFTP
• Support dual firmware images
• Support configuration upload/download via XMODEM or TFTP
• Support up to three configuration files including factory default
• Support SSH v1/v2 switch management
• Support SSL v3/TLS v1 switch management
• Support SSH/SSL/TLS keys download via XMODEM or TFTP
• Support SNTP (Simple Network Time Protocol)
• Support IPv6 packet forwarding
• Support Ping function
• Support traceroute function
• Support telnet function
• Support DNS client and DNS Relay functions
• Support message/event/error/trap logs
• Support logging to local file and syslog server
• Support CISCO like CLI (Command Line Interface) switch management
• Support Web switch management
• Support SNMP v1, v2c, and v3 switch management
• Support Private Enterprise MIB
• Support RMON groups 1, 2, 3 and 9
• Support port mirror (many-to-1)
Network Protocol and Standards Compatibility
• IEEE 802.3 10BASE-T
• IEEE 802.3u 100BASE-TX
• IEEE 802.3z 1000BASE-SX
• IEEE 802.3x Flow Control
• IEEE 802.3ad Link Aggregation
• IEEE 802.1v Protocol VLAN and Port VLAN
• IEEE 802.1d Spanning Tree Protocol
• IEEE 802.1w Rapid Spanning Tree Protocol
• IEEE 802.1s Multiple Spanning Tree Protocol
Quality of Service
• 802.1p based CoS
• 8 priority queues per port
• IP TOS/Precedence based Cos
• DSCP based CoS
• Policy based Diffserv
Environmental Specifications
• Operating temperature: 10 to 50 C
• Operating humidity: 80% maximum relative humidity


System Parameters

Number of VLANs 512
Maximum VLAN ID 3965
Maximum RADIUS servers 3
Maximum RADIUS accounting servers 1
Maximum TACACS servers 3
Maximum IP filter addresses 5
Maximum telnet or SSH sessions 5
Maximum WEB sessions 8
Number of 802.1p traffic classes 7
Number of trunk groups 6
Number of member ports in a trunk group 8
Number of MSTP instances 5
Number of routing table entries 3040
Number of ACL 100
Number of rules in a ACL 10
Maximum Classes 32
Maximum rules per class 7
Maximum member classes per policy 10
Maximum members in a stack 8
Maximum port support in a stack 192
Maximum routing interfaces 128
Maximum VLAN routing interface 128