4-Port GPON OLT Optical for FTTH Access: Comprehensive Overview & Features
- ProductModel:4-PortGPONOLT

Designed to meet the growing demands of Fiber-to-the-Home (FTTH) networks, the 4-Port GPON Optical Line Terminal (OLT) delivers scalable, high-performance connectivity for residential broadband, VoIP, and IPTV services. Built for service providers and enterprises, this OLT combines advanced traffic management, robust reliability, and flexible deployment options to support dense subscriber environments.
Product Features
PON Features | SN/SN+Password/LOID/LOIDPassword/LOID+LOID Password authentication modes; DBA algorithm, and the particle is for 64Kbit/s; Standard OMCl management function; ONU batch software upgrade; PON port optical parameter detection; Auto registeration ONU bound with default profile |
Security Features
User Security | Anti-ARP-spoofing; Anti-ARP-flooding; Port lsolation; MAC address binding to the port and MA Caddress filtering; |
Device Security | Support the control layer to prevent a variety of Dos attacks and virus attacks against the CPU; Hierarchical management and password protectionof users; SSHv2 Secure Shell; Login Security IP via Telnet; |
Network Security | User-based MAC and ARP traffic examination; Restrict ARP traffic of each user and force-out user with abnormal ARP traffic; Dynamic ARP table-based binding; IP+VLAN+MAC+Port binding; L2 to L7 ACL flow filtration mechanism on the 80 bytes of the head of user-defined packet; Port-based broadcast/multicast suppression and auto-shutdown risk port; DHCP Option82 and PPPoE+ upload user’sphysical location |
Service Features
QoS | Rate-limit to packet sending/receiving speed of port or self-defined flow and provide general flow monitor and two-speed tri-color monitor of self-defined flow; CAR(Committed Access Rate),Traffic Shaping and flow statistics; Packet mirror and redirection of interface and self-defined flow; Supports priority marking of ports or custom flows and provides 802.1p, DSCP-priority Remark capability; Super queue scheduler based on port or self-defined flow. Each port/flow supports 8 priority queues and scheduler of SP, WRR andSP+WRR; Congestion Avoidance Mechanism, including Tail-Drop and WRED; |
ACL | Standard and extended ACL; Time Range ACL;Flow classification and flow definition based onsource/destination MAC addressVLAN,802.1p, Tos, DiffServ, source/destination IP(IPv4/IPv6) address, TCP/UDP port numberprotocol type, etc; packet filtration of L2~L7 deep to 80 bytes of IP packet head; |
IPv4 | DHCP Relay; DHCP Server; DHCP Snooping; Static Routing; |
Multicast | IGMPv1/v2/v3 Snooping; IGMP Fast leave; IGMP Proxy; |
Maintenance
Network Maintenance | Port real-time, utilization and transmit/receive statistic Powerful WEB GUI Data Logging and RFC 3164 BSD syslog protocol; Ping |
Device Management | Console port, Telnet, SSH management; Out-band management; SNMPv1/v2 RMON(Remote Monitoring)1,2,3,9 groups MIB; SNTP; Fan management |
L2 Features
MAC | MAC Black Hole; Port MAC Limit; 64K MAC(packet exchange chip cache 2MB ); |
VLAN | 4K VLAN entries; Port-based VLAN classification; Uplink VLAN Swap and VLAN Remark; |
Spanning Tree | STP/RSTP/MSTP Loop detection |
Port | Support link aggregation; Port mirroring; |
Service Port | Auto configuration service-port by profile VLAN transparent/tag/stacking/aggregation |
Reliability
Loop Protection | Loopback-detection; |
Link Protection | RSTP/MSTP(recover-time Link aggregation (recover-time |
Device Protection | 1+1 power hot backup; |
Product Specification
Switching Capacity | 67Gbps |
Service Port | 4*PON port,4*GE RJ45,2*GE SFP port, 2*10GE SFP+ port |
Redundancy Design | Dual power supply Support double Ac input, double DC input and AC+DC input |
Power Supply | AC: input 100~240V 50/60Hz; |
Power Consumption | 50W |
Dimensions (Width x Depth x Height) | 440mm ×44mm ×380mm |
Weight(Full-Loaded) | ≤5kg |
Environmental Requirements | Working temperature: -10°C~55°C Storage temperature: -40C~70C Relative humidity: 10%~90%, non-condensing |
Max Transmission Distance | Max Transmission Distance: 20km |
Max TransmissionDistance | Max splitting Ratio: 1:128 |
Key Features
- High-Capacity Connectivity
- 4 GPON Ports: Each port supports up to 128 ONUs (Optical Network Units), enabling the OLT to manage 512 ONUs in full configuration.
- Symmetric/Asymmetric Rates: Compliant with ITU-T G.984 standards, offering 2.488 Gbps downstream and 1.244 Gbps upstream per PON port.
- Advanced Traffic Management
- Dynamic Bandwidth Allocation (DBA): Prioritizes critical services (e.g., video streaming, online gaming) while optimizing bandwidth utilization.
- QoS Hierarchical Scheduling: Supports 8 priority queues per port, ensuring low-latency delivery for voice and video traffic.
- Multicast Optimization: Efficiently delivers IPTV and video-on-demand services via IGMP snooping and VLAN-aware multicast.
- Scalable & Resilient Design
- Modular Uplinks: Equipped with 4x SFP+ slots (1G/10G) and 4x RJ45 Gigabit Ethernet ports for flexible backhaul options.
- Dual Power Supplies: Redundant AC/DC inputs with automatic failover, ensuring 99.999% uptime.
- 1U Rack-Mountable: Compact form factor (1U) with low power consumption (
- Automated ONU Provisioning
- Zero-Touch Deployment: Auto-discovers, registers, and configures ONUs using serial numbers or MAC addresses.
- TR-069/SNMP Support: Integrates with cloud management platforms for remote monitoring, firmware updates, and diagnostics.
- Enhanced Network Management
- VLAN & QoS Mapping: Segments traffic across 4094 VLANs and applies port-based QoS policies.
- Optical Link Diagnostics: Real-time monitoring of optical power, signal-to-noise ratio, and link status.
- High Split Ratio Support: Compatible with 1:128 splitters, maximizing fiber utilization for FTTH deployments.




