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User's Manual of GS-5220-24T4XV(R) Managed LCD Switch
number or defined typical network applications. Its protection mechanism also comprises 802.1x Port-based and MAC-based
user and device authentication. With the private VLAN function, communication between edge ports can be prevented to
ensure user privacy.
Enhanced Security and Traffic Control
The GS-5220 series also provides DHCP Snooping, IP Source Guard and Dynamic ARP Inspection functions to prevent IP
snooping from attack and discard ARP packets with invalid MAC address. Corporate networks with the enhanced security can
now be managed without the risk of being intruded.
SMTP/SNMP Trap Event Alert
The GS-5220 series provides event alert function to help to diagnose the abnormal device owing to whether or not there is a
break of the network connection, or the rebooting response.
User-friendly Secure Management
For efficient management, the GS-5220 managed switch series is equipped with console, web and SNMP management
interfaces. With the built-in web-based management interface, the GS-5220 series offers an easy-to-use, platform independent
management and configuration facility. The GS-5220 series supports SNMP and it can be managed via any management
software based on the standard SNMP v1 or v2 Protocol. For reducing product learning time, the GS-5220 series offers
Cisco-like command via Telnet or console port and customer doesn't need to learn new command from these switches.
Moreover, the GS-5220 series offers the remotely secure management by supporting SSH, SSL and SNMP v3 connection
where the packet content can be encrypted at each session.
Intelligent SFP/SFP+ Diagnosis Mechanism
The series supports SFP-DDM (Digital Diagnostic Monitor) function that greatly helps network administrator to easily monitor
real-time parameters of the SFP and SFP+ transceivers, such as optical output power, optical input power, temperature, laser
bias current, and transceiver supply voltage.
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