24-Port Layer 2 Managed Gigabit Switch mit 4x SFP, redundant Power optional
Preis auf Anfrage
24-Port 10/100/1000BASE-T Gigabit RJ45 copper
4 100/1000BASE-X mini-GBIC/SFP slots
RJ45 console interface for switch basic management and setup
Reset button for system factory default
Switching:
Hardware-based 10/100Mbps, half/full duplex and 1000Mbps full duplex mode, flow control and auto-negotiation, and auto MDI/MDI-X
Features Store-and-Forward mode with wire-speed filtering and forwarding rates
IEEE 802.3x flow control for full duplex operation and back pressure for half duplex operation
10K jumbo frame
Automatic address learning and address aging
Supports CSMA/CD protocol
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, broadcast storm control, 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
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/Egress Rate Limit per port bandwidth control
Storm Control support
Broadcast/Unknown-Unicast/Unknown-Multicast
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+ login user access authentication
Access Control List
IPv4/IPv6 IP-based ACL
IPv4/IPv6 IP-based ACE
MAC-based ACL
MAC-based ACE
MAC Security
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
Web switch management
Console/Telnet Command Line Interface
SNMP v1 and v2c switch management
SSHv2, TLSv1.2 and SNMP v3 secure access
SNMP Management
Four RMON groups (history, statistics, alarms, and events)
SNMP trap for interface Link Up and Link Down notification
User Privilege Levels Control
Built-in Trivial File Transfer Protocol (TFTP) client
BOOTP and DHCP for IP address assignment
System Maintenance
Firmware upload/download via HTTP/TFTP
Configuration upload / download through Web interface
Dual Images
Hardware reset button for system reboot or reset to factory default
SNTP Network Time Protocol
Network Diagnostic
ICMPv6/ICMPv4 Remote Ping
Cable Diagnostics
Link Layer Discovery Protocol (LLDP) Protocol and LLDP-MED
Event message logging to remote Syslog server
PLANET NMS System and Smart Discovery Utility for deployment management
Redundant Power System (GS-4210-24T4SR):
Redundant 100~240V AC/36-72V DC dual power
Active-active redundant power failure protection
Backup of catastrophic power failure on one supply
Fault tolerance and resilience
