JetStream™ 28-port Pure-Gigabit L2+ Managed Switch, 24 10/100/1000Mbps RJ45 ports including 4 combo Gigabit SFP  slots, 2 integrated 10G SFP+ Slots, 2 optional 10G SFP+ Slots. Basic L3 routing protocols including Static Routing/RIP, Seamless upgrade to support OSPF/ECMP/VRRP/PIM via Layer 3 license upgrade, True Physical Stacking up to 8 units, Port/Tag/Voice/Protocol-Based VLAN, Q-in-Q (Double VLAN), GVRP, STP/RSTP/MSTP, IGMP V1/V2/V3 Snooping, COS, DSCP, Rate Limiting, 802.1x, IEEE 802.3ad, L2/3/4 ACL, Port  Mirroring, IP Source Guard, SSL, SSH, CLI, SNMP, RMON, 1U 19-inch rack-mountable steel case

Basic L3 Routing and Service Features

Wire-speed IP forwarding
Static Routing
RIP v1, v2
DHCP Server/Relay

Advanced L3 Routing and Service Features(License Required)

OSPF v2
ECMP
PIM-SM/PIM-DM/IGMP
ARP Proxy
VRRP

Physical Stacking

Up to 8 Units Physical Stacking
Up to 192 GE, 32 Gigabit combo SFP and 16 10G SFP+
Up to 320Gbps Backplane bandwidth
Ring Stacking for Link Redundancy
Distributed Link Aggregation

Power Supply

Hot-swappable power supply module: PSM150 (Maximum Output Power: 150W)
Optional external redundant power supply: RPS150 (Maximum Output Power: 150W)
Layer 2 Features

Layer 2 Features

Link Aggregation Control Protocol (LACP)
4K VLAN
IEEE 802.1q VLAN/MAC VLAN/Protocol VLAN/QinQ/Private VLAN/GVRP
STP/RSTP/MSTP
IGMP Snooping
LLDP

Quality of Service

8 priority queues
Supports IEEE 802.1P
DSCP QoS
Rate limit
Voice VLAN

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