Security
Authentication
IEEE 802.1x port-based/MAC-based network access authentication
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Built-in RADIUS client to cooperate with the RADIUS servers
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TACACS+ login users access authentication
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RADIUS/TACACS+ users access authentication
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Access Control List
IP-based Access Control List (ACL)
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MAC-based Access Control List
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Source MAC/IP address binding
DHCP Snooping to filter untrusted DHCP messages
Dynamic ARP Inspection discards ARP packets with invalid MAC address to IP address binding
IP Source Guard prevents IP spoofing attacks
IP address access management to prevent unauthorized intruder
Management
IPv4 and IPv6 dual stack management
Switch Management Interfaces
Console/Telnet Command Line Interface
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Web switch management
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SNMP v1, v2c, and v3 switch management
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SSH/SSL secure access
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2.4-inch color LCD touch screen
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IPv6 IP address/NTP/DNS management
Built-in Trivial File Transfer Protocol (TFTP) client
BOOTP and DHCP for IP address assignment
System Maintenance
Firmware upload/download via HTTP/TFTP
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User's Manual of GS-5220 LCD Series
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