48x10/100/1000 +4xSFP Switch Web-smart/SNMP

Physical Port
48-port 10/100/1000BASE-T Gigabit RJ45 copper
4 100/1000BASE-X mini-GBIC/SFP slots
Reset button for system factory default

Layer 2 Features
Prevents packet loss with back pressure (half-duplex) and
IEEE 802.3x pause frame flow control (full-duplex)
High performance Store and Forward architecture, runt/CRC
filtering eliminates erroneous packets to optimize the
network bandwidth
Supports VLAN
- IEEE 802.1Q tagged VLAN
- Provider Bridging (VLAN Q-in-Q) support (IEEE 802.1ad)
- Protocol VLAN
- Voice VLAN
- Private VLAN (Protected port)
- Management VLAN
- GVRP
Supports Spanning Tree Protocol
- STP (Spanning Tree Protocol)
- RSTP (Rapid Spanning Tree Protocol)
- MSTP (Multiple Spanning Tree Protocol)
- STP BPDU Guard, BPDU Filtering and BPDU Forwarding
Supports Link Aggregation
- IEEE 802.3ad Link Aggregation Control Protocol (LACP)
- Cisco ether-channel (static trunk)
- Maximum 8 trunk groups, up to 8 ports per trunk group
Provides port mirror (many-to-1)
Loop protection to avoid broadcast loops

Quality of Service
Ingress and egress rate limit per port bandwidth control
Storm control support
- Broadcast / Unknown unicast / Unknown multicast
Traffic classification
- IEEE 802.1p CoS
- TOS / DSCP / IP precedence of IPv4/IPv6 packets
Strict priority and Weighted Round Robin (WRR) CoS policies

Multicast
Supports IPv4 IGMP snooping v2 and v3
Supports IPv6 MLD snooping v1, v2
IGMP querier mode support
IGMP snooping port filtering
MLD snooping port filtering

Security
Authentication
- IEEE 802.1X port-based network access authentication
- Built-in RADIUS client to co-operate with the RADIUS
servers
- DHCP Option 82
- RADIUS / TACACS+ authentication
Access Control List
- IPv4 / IPv6 IP-based ACL
- IPv4 / IPv6 IP-based ACE
- MAC-based ACL
- MAC-based ACE
MAC Security
- Static MAC
- MAC Filtering
Port security for source MAC address entries filtering
DHCP snooping to filter distrusted DHCP messages
Dynamic ARP inspection discards ARP packets with invalid MAC
address to IP address binding
IP source guard prevents IP spoofing attacks
DoS attack prevention
SSH/SSL

Management
IPv4 and IPv6 dual stack management
Switch Management Interface
- IPv4 / IPv6 Web switch management
- Telnet Command Line Interface
- SNMP v1, v2c and v3
- HTTPs secure access
Built-in Trivial File Transfer Protocol (TFTP) client
User privilege levels control
Static and DHCP for IP address assignment
System Maintenance
- Firmware upload / download via HTTP / TFTP
- Configuration upload / download through HTTP / TFTP
- Dual images
- Hardware reset button for system reset to factory default
SNTP Network Time Protocol
Cable diagnostics
Link Layer Discovery Protocol (LLDP) and LLDP-MED
SNMP trap for interface Link Up and Link Down notification
Event message logging to remote Syslog server
Four RMON groups (history, statistics, alarms and events)
PLANET Smart Discovery Utility