Planet SGS-5220-24P2X User Manual page 13

User's Manual of SGS-5220 Series
IPv4 and IPv6 VLAN Routing for Secure and Flexible Management
To help customers stay on top of their businesses, the SGS-5220 switch series not only provides ultra high transmission
performance and excellent layer 2 technologies, but also offers IPv4/IPv6 VLAN routing feature which allows to cross over
different VLANs and different IP addresses for the purpose of having a highly secured, flexible management and simpler
networking application.
Robust Layer2 Features
The SGS-5220 series can be programmed for advanced switch management function, such as dynamic port link aggregation,
Q-in-Q VLAN, Multiple spanning tree protocol(MSTP), Layer 2/4 QoS, bandwidth control and IGMP/MLD snooping. The
SGS-5220 series allows the operation of a high-speed trunk combining multiple ports. It enables up to 14 groups of 8 ports for
trunk maximum and supports connection fail-over as well.
Powerful Security
The SGS-5220 series offers comprehensive layer2 to layer4 access control list (ACL) for enforcing security to the edge. It
can be used to restrict to network access by denying packets based on source and destination IP address, TCP/UDP port
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 SGS-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. The network administrator can now construct highly
13