JetNet 6828Gf

Key Features:

• 24 100/1000Base-TX, 8 100/1000 RJ-45/SFP combo ports, 4 Gigabit SFP ports
• Advanced Cyber Security –DHCP Snooping, IP Source Guard, Dynamic ARP Inspection, L2/L3/L4 Access Control List (ACL)
• Advanced Cyber Redundancy –MSR, SuperChain, ITU-T G.8032 ERPS
• USB Firmware upgrade and configuration backup and restore
• EEE Energy saving
• Friendly Device and Auto Network Topology utility
• Isolated redundant power inputs with universal 24/48VDC poweror 110/220 VAC power
• Compliance with EN50121-4, IEEE1613, and IEC61850-3
• -40 to 85°Coperating temperature, fanless

Product Details


Standard IEEE 802.3u 10Base-T Ethernet
IEEE802.3u 100Base-TX Fast Ethernet
IEEE 802.3u 100Base-FX Fast Ethernet Fiber
IEEE 802.3ab 1000Base-T Gigabit Ethernet copper
IEEE 802.3z Gigabit Ethernet Fiber
IEEE 802.3x Flow Control and back-pressure
IEEE 802.1AB Link Layer Discovery Protocol (LLDP)
IEEE 802.1p Class of Service (CoS)
IEEE 802.1Q Double Tag VLAN (QinQ)
IEEE 802.1D Rapid Spanning Tree (RSTP)
IEEE 802.1S Multiple Spanning Tree Protocol (MSTP)
IEEE 802.3ad Link Aggregation Protocol (LACP)
IEEE 802.1x Port based Network Access Protocol
IEEE 1588 PTPv1/v2


Switch Technology Store and Forward Technology with 56Gbps Non-Blocking Switching Fabric
CPU Performance 400Mhz ARM9 CPU with10 Seconds Hardware Based Watchdog Timer
System Memory 256Mbytes RAM,32Mbytes Flash ROM
Transfer packet Size 64Bytes~ 9728Bytes (includedouble Tag VLAN)
MAC address Table 16K
Packet Buffer
1.5Mbytes shared memory
14,880pps for Ethernet,148,800pps for Fast Ethernet, 1488,100pps for Gigabit Ethernet


Configuration, monitoringinterface •In-Band Management: Telnet with SSH, Web-Browser with SSL, IPv6, SNMP V1/V2c/V3 with SNMPTrap (4 Trap Stations), RMON Group 1,2,3,9, Modbus/TCP, EtherNet/IP
•Out-Band Management: Local RJ-45/RS-232 connector with Cisco like command
•USB Firmware upgrade and configuration backup and restore
System Manage Secure •Telnet/Local Console support command like interface with Ciscolike commands, and offers 4 management sessions; the system supports SSL forHTTP security, SSH for Telnet security
•Supports Manage Station with IP Secure function, up to 4 Manage Stations
•Management Device Login Switch System by Remote RADIUS account/password, key for RADIUS Server authentication
SNMP MIB MIB II, Bridge MIB, Ethernet Like MIB, VLAN MIB,IGMP MIB, Private MIB
Management Utility Managementutility with IEEE 802.1AB link Layer Protocol for Device finding and Link Topology Discovery
Network Time Protocol NTPprotocol with daylight saving and localize time sync function
IEEE 1588 PTP IEEE 1588 PrecisionTime Protocol v1/v2
E-mail Warning 4 receipt E-mailaccounts with mail server authentication
System log Local or remote log server with authentication

Network Performance

Port Configuration Port Link Speed, Link Mode, Link Status and Port Enable/Disable
Port Trunk/ Link Aggregation IEEE 802.3ad port aggregation and static port trunk, Trunk member upto 8 ports, maximum 8 trunk groups
VLAN IEEE 802.1Q tag VLANwith 4K VLAN/GVRP entries
3 VLAN modes –Trunk, Hybrid and Link access
Private VLAN Direct Client ports in isolated /community VLAN to promiscuous port in primary VLAN
IEEE 802.1QinQ Double Tagfor Private VLAN Access
Class of Service IEEE 802.1p class of service,8 priority queues/port
Traffic Prioritize Supports 8 physical queues with weighted fair queuing(WRR) or Strict Priority Schemer, which follows IEEE 802.1p CoStag and IPv4 Type of Service/Differ information to prioritize the traffic of your industrial network
IGMP Snooping IGMP Snooping v1/v2/v3for multicast filtering and IGMP Query mode, also support unknown multicast forwarding policies-Drop, Flooding and Forward to route port
Rate Control Ingress/Egress filtering for Broadcast,Multicast, Unknown DA or All packets
Port Mirroring On-line traffic monitoring on multiple selected target ports
DHCP DHCP Client/Serverwith IP & MAC address binding, DHCP Relay Agent function and DHCP Server with Static port based IP assigned function
Advanced CyberSecurity
*See Note-1
Portsecurity, IEEE 802.1x, DHCP Snooping, IP Source Guard, Dynamic ARP Inspection, L2/L3/L4 Access Control List (ACL), TACACS+
Industrial Protocol Modbus/TCP, EtherNet/IP

Network Redundancy

Redundancy Multiple Super RingTM Technology, Includes Rapid Super Ring, Rapid Dual Homing,  TrunkRingTM, MultiRingTM, SuperChainTM
Dual Homing Multiple uplink paths to one or multiple upper Switch, up to 256 Groups
RDH Peer protection
TrunkRingTM Integrate port aggregate function in ring path to get higher throughput ring architecture
MultiRingTM Couple or multiple upto 14 Rapid Super Rings in one device, supports up to 14 Gigabit rings
SuperChainTM It is new ring technology with flexible and scalability, compatibility, and easy configurable. The ring includes 2 types of node Switch –Border Switch and Member Switch
Rapid Spanning Tree IEEE 802.1D-2004 Rapid Spanning Tree Protocol. Compatible with Legacy Spanning Tree and IEEE 802.1w
Multiple Spanning Tree IEEE 802.1s Multiple Spanning Tree, each MSTP instance can include one or more VLANs, and also supports multiple RSTP deployed in a VLAN or multiple VLANs
ITU-T G.8032 ERPS *See Note-2 SupportITU-T G.8032 ERPS V1 single ring topology, and ERPS V2 multiple rings with ladder topology


L3Routing Static Routing,Dynamic Routing: RIP V1/V2, OSFP V1/V2, VLAN Routing
L3Gateway Redundancy VRRP V2

Power Requirement

System Power Inputvoltage: AC110/220 (90-264VAC), DC24(18~36VDC), DC48(36-75VDC) by request
Power Consumption Max. 29Watts (DCmode)
Max. 48Watts (AC mode 110V)
Max. 64Watts (AC mode 220V)


Installation 19”, 1U Rackmount 
Enclosure Material Aluminum/Steel Metal
Dimension 44mm(H) x 440mm (W) x 378.5mm (D)
Weight 6.7 kg with package
Ingress Protection Robust IP40


Operating Temperature -40°C~85°C
Operating Humidity 10%~95%,Non-Condensing
Storage Temperature -40°C~85°C
Hi-Pot Insulation AC 1.5KV for EthernetInterface to Power, Power to Case
MTBF(hrs) >445,000


Power Substations IEC61850-3, IEEE1613
Rail Traffic EN50121-4
Safety UL60950-1
EMC EMI: IEC/EN61000-3-2, EN61000-3-3, EN55022
FCCClass A, CE
Radiation, Conduction
EMS: IEC/EN55024
IEC61000-4-2, IEC61000-4-3, IEC61000-4-4, IEC61000-4-5, IEC61000-4-6, IEC61000-4-8
Vibration IEC60068-2-6, IEC 60068-2-36
Shock IEC 60068-2-27
Free Fall IEC 60068-2-32
Warranty 5 Years