DeltaStream 4-port Pizza-box GPON Optical Line Terminal

  • 4 GPON Ports: Supports 1:128 splitting ratio for every port—up to 512 ONTs by one device.
  • High-Speed Uplink Ports: Provides 1× 10GE SFP+ port and 1× gigabit uplink port.
  • Redundant Dual Power Supplies: Carrier-class reliability with dual built-in AC+DC power supplies.
  • Complete L2 & Advanced L3 Functions: Satisfies the need for numerous commercial requirements.
  • Centralized Management: Via DeltaStream PON Management System (DPMS), SNMP, CLI, and WEB UI.
  • Advanced L2/L2+ Functions: Static Routing, IGMP Snooping, and more meet the requirement for different applications.
Delta Stream

4-Port GPON Optical Line Terminal


4 GPON Ports,
Supports 512 ONUs

Supports 1:128 splitting ratio for every port—up to 512 ONTs by one device.

4× 2.5G PON Ports

1× 1GE RJ45 Uplink Port

1× Alarm Port (Reserved)

1× 10GE SFP+ Uplink Port

1× 1GE RJ45 Management Port,
1× RJ45 Console Port

1:128 Split Ratio

Free Centralized Management

Via DeltaStream PON Management System (DPMS)

Easy maintenance and centralized management makes your life a breeze. Configure and update all your devices at once via DeltaStream PON Management System (DPMS), SNMP, CLI and Web UI.

  • No Additional Expense
  • Improve Management Efficiency And Reduce Maintenance Costs
  • The Easy-to-Use Dashboard Ensures Hassle-Free Configuration

Compact Size, Flexible Deployment

Mount in a rack for flexible deployment with all your other products.

Constant Reliability Through Redundant Dual Power Supplies

Dual built-in AC and DC power supplies ensures carrier-class reliability.

  • AC input: 100V~240V 50/60Hz
  • DC input: 38.4V~72V
Interface • 4× 2.5G PON Ports
• 1× 10 Gbps SFP+ Uplink Port
• 1× 10/100/1000 Mbps RJ45 Uplink Port
• 1× RJ45 Console Port
• 1× RJ45 MGMT Port
• 1× Alarm Port (Reserved)
Button Reset Button
Power Supply Dual Power Supplies
• AC: 100V~240V, 50/60Hz
• DC: -38.4V~-72V
Power Consumption Max. 58W
Dimensions ( W x D x H ) 17.3 × 7.1 × 1.7 in (440 × 180× 44 mm)
Security • ACL
• 802.1x Authentication
• ARP Inspection
• IP Source Guard
DHCP • DHCP Server
• DHCP Relay
OMCI Standard OMCI Management Supported
ONU Authentication ONU Auto Authentication
ONU Security • Rouge ONU Detection and Isolation
• Uplink and Downlink Data Encryption
Multi-Service Multi-Service Traffic Identify and Rate Limit
QoS • IEEE 802.1p/DSCP QoS
• Voice VLAN
• Auto VoIP
Routing Static Routing
Mulitcast • IGMP Snooping
• MLD Snooping
Centralized Management • Large-Scale Devices Management
• OLT Batch Configure, Upgrade, Reboot
• Multi-Site Management
• Intelligent Network Monitoring
• Real-time Network Overview
GPON port attribute
Max. Splitting Ratio 1:128
Transmission distance 20km
Data rate • Downstream: 2.5 Gbps
• Upstream: 1.25 Gbps
Wavelength • Tx: 1490 nm
• Rx: 1310 nm
Interface type SC/UPC
Fiber type 9/125μm SMF (Single Mode Fiber)
Tx power Class C+
Certification CE,FCC
Package Contents • OLT Device
• Power Cord and Console Cable
• Installation Guide
• Mouting Brackets, Screws and Rubber Feet
Environment • Operating Temperature: 0°C~50°C (32°F~122°F)
• Storage Temperature: -40℃~70℃(-40°F ~158°F)

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