GIGAMEDIA
User’s Guide
_V2.0.7
Page 10 of 35
each aggregation group
Port Mirroring
Support bi-direction port mirroring
RSPAN function for remote mirroring
Port Isolation
Isolation between downlink ports without influence the
communication between downlink and uplink ports
Ring Protection
Ring Protection, real-time detecting, quick alarm, precise
localization, smart blocking and auto-recovery
Traffic Control
Back-pressure traffic control under Half-Duplex mode
IEEE 802.3x traffic control under Full-Duplex mode
Port Traffic Restriction
Port-based ingress or egress rate limiting
Storm Suppression
Support the suppression of broadcast storm based on
forwarding rate
Support storm suppression based on bandwidth adjustment,
storm filtering and ACL strategy.
Multicast Control
Support IGMPv1/2/3 and MLDv1/2 Snooping;
Security
Attack Prevention(Land attack\Blat attack\Ping attack\TCP
control flag attack)
MAC & Port based Security
QOS
SP
（
Strict Priority
）
WFQ (Weighted Fair Queuing)
WRR (Weighted Round Robin)
Weighted Random Early Detection (WRED)
Head Of Line
802.1p(Port Queuing Priority)
Differentiated Service Code Point(DSCP Priority)
IPv6
IPv6 Parsing
Physic Medium
10/100Base-TX
：
UTP category 3/4/5 cables( Maximum 100m)
1000Base-T
：
UTP Category 5 cable( Maximum 100m)
1000Base-SX
：
fiber with 850nm wavelength
，
supports a max
transmission distance of 550m
1000Base-LX
：
fiber with 1310nm / 1550nm wavelength
，
supports a max transmission distance of 80km
Network Cable Deployment
Support Auto-MDIX function, automatically identify straight
forward cable and cross-over cable
Negotiation Pattern
Support port auto-negotiation function( automatically negotiate
transmission rate and Duplex modes)
Maintenance
Detect the connectivity of network cables
Uploading or downloading of the configuration data
Uploading of upgrade patch
Support system logs
WEB-based reset to factory defaults
