EX78900G Series

2.5GbE High Bandwidth and Scalability

• • 8 x 10/100/1000BASE-T(X) ports for high bandwidth connections
  • Up to 4 tri-speed 100/1000/2500BASE SFP uplink ports for fiber connections
  • Full capacity switching running at full duplex

Hardened-Grade for Non-Ventilated & Harsh Environments

• • Wide operating temperature range -40 to 75°C (-40 to 167°F)
  • Fanless operation
  • High impact, thermal shock, and electrical noise resistance

PoE Features

• • Backward compatible with IEEE 802.3af & IEEE 802.3at
  • IEEE 802.3bt PoE with up to 90W per port; Max. 480W total power budget
  • PoE watchdog monitors status of connected PoE devices

Support

• • Complimentary technical support
  • Free firmware upgrades and notifications
  • Limited lifetime warranty

Interface

• CLI, Telnet, Web GUI

Management

• Firmware Upgrade
• Configuration Backup
• DHCP Server/Client/Snooping/Relay
• RMON (Remote Monitoring)
• Port Mirroring
• NTP (Network Time Protocol) Synchronization
• LLDP (Link Layer Discovery Protocol)
• IPv4/IPv6
• SNMP v1/v2c/v3

Security

• MAC Address Filtering
• Enable/Disable Port
• Storm Control
• System logging
• Remote Authentication through RADIUS and TACACS+
• Complex Password Support
• Multi-User Login and Privileged Access Management
• SSH for CLI and Telnet Security
• SSL and HTTPS for Web Security
• ACL (Access Control List)

Quality of Service (QoS)

• Priority Queues: 8 Queues per Port
• Traffic Classification Based on IEEE 802.1p CoS (Cost of Service), DSCP (Differentiated Services Code Point), WRR (Weighted Round Robin), and Strict Mode
• Rate Limiting (Ingress/Egress)

Layer 2 Features

• Auto-Negotiation for Port Speed and Duplex
  • Flow Control
  • IEEE 802.3x full duplex mode
  • Back-pressure half duplex mode
• Redundant Protocols
  • IEEE 802.1D STP
  • IEEE 802.1w RSTP
  • IEEE 802.1s MSTP
  • ITU-T G.8032 Ethernet Ring
  • Protection Switch (ERPS)
• VLANs
  • IEEE 802.1Q Tag VLANs
  • GVRP
  • GMRP
• Link Aggregation
  • Static Trunk (8 groups)
  • IEEE 802.3ad LACP
• IGMP Snooping v1/v2/v3

Layer 3 Features

• IP Packet Routing
  • Maximum 512 hosts
  • Maximum 64 routes
  • Static routing
  • RIP v1/v2
  • OSPF v2

Software Properties and Performance

• Switching Fabric
  • 36Gbps
• Forwarding Rate
  • 26.78Mpps
• Max VLANs
  • 256 (4096 VID)
• Jumbo Frame Size
  • 9KB
• MAC Table Size
  • 16K
• Packet Buffer Memory
  • 512KB

Interface

• Ethernet
  • 8 x 10/100/1000BASE-T(X)
  • 2 or 4 x 100/1000/2500BASE SFP
• Console
  • 1 x RJ45
• Config Backup
  • 1 x USB (Type A Connector)
• Alarm Contact
  • Relay output, current capacity 0.5A/48VDC
• LED Indicators
  • Per Unit: Power 1, Power 2
  • Per Port: Link/Activity (Green)
  • Per PoE Port: PoE Status (Amber)

Technology

• Standards
  • IEEE 802.3u 100BASE-TX/100BASE-FX
  • IEEE 802.3ab 1000BASE-T
  • IEEE 802.3ad link aggregation control
  • IEEE 802.3z 1000BASE-SX/1000BASE-LX
  • IEEE 802.3x full duplex and flow control
  • IEEE 802.1D STP
  • IEEE 802.1p QoS
  • IEEE 802.1Q Tag VLANs
  • IEEE 802.1s MSTP
  • IEEE 802.1w RSTP
  • IEEE 802.1x Radius
  • IEEE 802.1ab LLDP
  • IEEE 802.3az Energy-Efficient Ethernet (EEE)
  • IEEE 802.3af/at/bt Power over Ethernet
• Forward/Filtering Rate
  • 14,880pps for 10Mbps
  • 148,809pps for 100Mbps
  • 1,488,095pps for 1000Mbps
  • 3,720,238pps for 2500Mbps
• Processing Type
  • Store-and-forward
  • Auto-negotiation
  • Half-duplex back-pressure and full-duplex flow control
  • Auto MDI/MDIX
• System Memory
  • 1GB DDR3 SDRAM
• Flash Storage
  • 128MB

Power

• Input
  • 46-57VDC Redundant (Terminal block)**
    ** Connected powered devices (PDs) power input requirements:
    IEEE 802.3 af (15W): 46 – 57 VDC
    IEEE 802.3 at (30W): 52 – 57 VDC
    IEEE 802.3 bt (Type 3: 60 Watts): 52 – 57 VDC
    IEEE 802.3 bt (Type 4: 90 Watts): 54 – 57 VDC
• Power Consumption
  • Max. 14W (without PoE)
• Power Budget (Max.)
  • For EX78912G-0BT:
    • 240 Watts
    For EX78924G-0BT & EX78922G-0BT:
    • 480 Watts up to operating temp. 70°C
    • 400 Watts up to operating temp. 75°C
• Protection
  • Reverse Polarity Protection

Physical

• Casing Material
  • Metal
• IP Rating
  • IP30
• Dimensions
  • 62 x 125 x 145mm (W x D x H)
    
• Weight
  • 0.75 kg (1.65 lbs)
• Installation Type
  • DIN-rail mounting

Environmental

• Operating Temp.
  • -40 to 75°C (-40 to 167°F)
• Storage Temp.
  • -45 to 85°C (-49 to 185°F)
• Relative Humidity
  • 5% to 95% (non-condensing)
• MTBF
  • TBD

Regulatory

• ISO
  • Manufactured in ISO-9001 facility
• EMI
  • FCC Part 15B Class A
  • VCCI Class A
  • EN 61000-6-4
• EMS
  • EN 61000-6-2
• Safety
  • UL 62368
• Traffic
  • NEMA TS2
• Rail
  • EN 50121-4
• Vibration
  • IEC 60068-2-6
• Shock
  • IEC 60068-2-27
• Free Fall
  • IEC 60068-2-31

Warranty

• Length
  • Limited Lifetime
• Details
  • www.etherwan.com/support/warranty-policy

What's Included

• Device
  • Ethernet switch
• Cables
  • 1 Console cable
• Installation
  • Mounting brackets, screws