Zyxel MGS3520-28 Технические характеристики онлайн

Zyxel MGS3520-28 Технические характеристики онлайн
The MGS3520 Series GbE L2 Managed Switch is specially designed for service providers to deliver
protable Ethernet services. With the high-performance hardware platform, service providers can
easily extend network topologies while enabling robust security, QoS and management functions
to help customers fullling dierentiated needs for Metro Ethernet services.
Benets
Advanced QoS for signicant services
Consistent service quality and reliable connecting ability in a converged network is the key for service
providers to win customers and build loyalty; therefore the ability to control trac ow and set trac
policy becomes more critical than ever. The MGS3520 Series oers wire-speed ow control that classies
and prioritizes the incoming packets according to the predene QoS policies that meet requirements of
service providers.
In terms of classication, the Dierentiated Services Code Point (DSCP) eld and the 802.1p class
of service (CoS) eld are identied to assess the priority of incoming packets. Classication and
reclassication can be based on criteria as specic as rules based on IP, MAC addresses, VLAN ID or TCP/
UDP port number. For bandwidth management, the MGS3520 Series provides 8 priority queues per port
for dierent types of tracs, allowing service providers to set rule-based rate limitations that take full
advantage of constrained network resources and guarantee the best performance.
Enhanced security for protection among customers
Avoiding subscribers aecting each other on a shared network or shared device is a major concern for
service providers. The MGS3520 Series oers a complete set of security features to protect user data
while administrating the tracs. The intrusion lock function detects the plugged” and “unplugged”
status change of Ethernet cables, and the switch would deactivate a specic port automatically if
needed, and the 802.1X authentication can secure the network from unauthorized users. Port security
provides the ability to deny unauthorized users from accessing the network. Moreover, the 802.1X
feature cooperating with RADIUS is useful to prevent unauthorized access based on username and
password (or other credentials) and acts as powerful access control for converged networks with mixed
wired and wireless access.
The MGS3520 Series provides a multilayer (L2/L3/L4) ACL suite of sophisticated policy-based control
mechanisms that enables service providers to deploy easily based on actual network environment
needs via a Web GUI or command line interface to prevent abnormal or illegal access. The policies can be
dened to deny packets based on source and destination MAC addresses, IP addresses or TCP/UDP ports.
Front access design; external
alarm input/output block
Fully managed Layer 2 switching
solution
IPTV, L2 multicast, IGMP
snooping, and MVR for
convergence
Enhanced network protection
with IP source guard, DHCP
snooping, ARP inspection, CPU
protection
L2, L3, and L4 ltering, MAC
freeze, port isolation for access
control
Future-proofed with IPv6
support
Policy-based QoS optimizes
multi-service quality
High redundancy and resilient
architecture with RSTP and port
trunking
Remote conguration &
management via IEEE 802.3ah
(OAM)
Tiered service provisioning: the
build-in rate limiting feature to
control both ingress and egress
date rate
Telco-class Layer 2 Gigabit Carrier Ethernet Switch
MGS3520 Series
24-port/48-port GbE
L2 Switch

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