Technical Specifications :

Physical Ports
• 48 1-Giga RJ-45 ports
• 2 10Gbps CX4 stacking ports
• 2 RJ-45 Management ports
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-TX ports
• The 10/100/1000BASE-TX ports support auto-sensing, auto-negotiation
• Support Jumbo frame up to 9K byte-packets
• Provide wire speed of L2 switching performance
• Support up to 32K 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 3965 user configurable VLANs
- port-based VLAN
- protocol-based VLAN
- Double VLAN Tunneling
- MAC-based VLAN
- IP-Subnet-based VLAN
- Protected Ports (Private Edge VLAN)
- Voice VLAN
- Guest VLAN
• Support VTP
• Support Spanning Tree
- STP, IEEE 802.1d
- RSTP, IEEE 802.1w
- MSTP, IEEE 802.1s
• Support Link Aggregation
- up to 64 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 v2
• Support router discovery (IRDP)
• Support VLAN routing
• Support VRRP
• Support IP routing
• Support route redistribution
• Support route preferences
• Support ARP, proxy arp, local proxy arp
• Support tunnels
• Support loopbacks
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
• Port violation shutdown
• MAC address filter
• IP address filter
• Denial of Service
Quality of Service
• 802.1p based CoS
• 8 priority queues per port
• IP TOS/Precedence based Cos
• DSCP based CoS
• Policy based Diffserv
Physical Specifications
• Dimensions (w x d x h): 440 x 286 x 42.4 mm (17.32 x 11.15 x 1.67 inch)
• Weight: 3.1kg (6.69 lbs)
Performance Specifications
• Forwarding modes: Store-and-forward
• System memory: DDR SDRAM 512MB (Extendable)
• Flash size: 32MB
• Mean Time Between Failure (MTBF): 175699 hours
Management
• Provide 1 DB9 console interface
• Support BOOTP and DHCP for IP address assignment
• Support DHCP relay function
• Support DHCP Filtering
• Support LLDP
• Support software upload/download via XMODEM or TFTP/FTP
• Support dual firmware images
• Support configuration upload/download via XMODEM or TFTP/FTP
• 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/FTP
• Support SNTP (Simple Network Time Protocol)
• Support IPv4 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)
• Support sFlow (RFC 3176)
• Support Cluster Network Management
Ipv6
• Support IPv6 packet forwarding
• Support IPv6 Ping function
• Support DHCPv6
• Support OSPFv3
• Support IPv6 Routing
• Support MLD Snooping
• Support MLD Snooping Querier
• Support tunnels for IPv6
• Support loopbacks for IPv6
• Support PIM-DM6 and PIM-SM6
• Support RIPng
Environmental Specifications
• Operating temperature: 0 to 50 C
• Operating humidity: 80% maximum relative humidity
Network Protocol & StandardsCompatibility
• 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


System Parameters

Number of VLANs
3965
Maximum VLAN ID
3965
Maximum RADIUS servers
3
Maximum RADIUS accounting servers
1
Maximum TACACS+ servers
5
Maximum IP filter addresses
5
Maximum telnet or SSH sessions
5
Maximum WEB sessions
16
Maximum L2 multicast static groups
64
Number of 802.1p traffic classes
8
Number of trunk groups
64
Number of member ports in a trunk group
8
Number of MSTP instances
33
Number of routing table entries
v4:6000, v6:3000
Number of ACL
100
Number of rules in a ACL
10
Maximum Classes
32
Maximum rules per class
13
Maximum member classes per policy
18
Maximum Routing Interface
128
Maximum VLAN Routing Interface
128
Maximum members in a stack
8
Maximum ports supported in a stack
384