Chapter 1: Introduction
NS3550-8T-2S Industrial Managed Switch User Manual
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VLAN
802.1Q tagged-based VLAN, up to 255 VLAN groups
Q-in-Q tunneling
Private VLAN
MAC-based VLAN
Protocol-based VLAN
Voice VLAN
MVR (Multicast VLAN Registration)
Up to 255 VLAN groups, out of 4095 VLAN ID
Link Aggregation
IEEE 802.3ad LACP/static trunk
Five groups with 10 ports per trunk
QoS
Traffic classification based, strict priority and WRR
8-level priority for switching
– Port number
– 802.1p priority
– 802.1Q VLAN tag
– DSCP/ToS field in IP packet
IGMP Snooping
IGMP (v1/v2/v3) snooping, up to 255 multicast groups
IGMP querier mode support
MLD Snooping
MLD (v1/v2) snooping, up to 255 multicast groups
MLD querier mode support
Access Control List
IP-based ACL / MAC-based ACL
Up to 256 entries
Bandwidth Control
Per port bandwidth control
– Ingress: 500 Kbps~1000 Mbps
– Egress: 500 Kbps~1000 Mbps
Standards Conformance
Regulation Compliance
FCC Part 15 Class A, CE
Stability Testing
IEC60068-2-32 (Free fall)
IEC60068-2-27 (Shock)
IEC60068-2-6 (Vibration)
Standards Compliance
IEEE 802.3 10Base-T
IEEE 802.3u 100Base-TX / 100Base-FX
IEEE 802.3z Gigabit SX/LX
IEEE 802.3ab Gigabit 1000T
IEEE 802.3x Flow Control and Back pressure
IEEE 802.3ad Port trunk with LACP
IEEE 802.1D Spanning Tree Protocol
IEEE 802.1w Rapid Spanning Tree Protocol
IEEE 802.1s Multiple Spanning Tree Protocol
IEEE 802.1p Class of service
IEEE 802.1Q VLAN Tagging
IEEE 802.1x Port Authentication Network Control
IEEE 802.1ab LLDP