GPON OLT 2 PON ports

Release time：2025-08-23 15:59viewed：times

Product Overview

The DFL6002 is a highly integrated, medium-capacity GPON OLT designed for carriers, ISPs, enterprises,

and campus applications. It complies with ITU-T G.984/G.988 technical standards, offering excellent openness,

strong compatibility, high reliability, and comprehensive software features. It is widely applicable in network

construction for FTTH access by carriers, government and enterprise campuses, and campus networks.

The DFL6002 is a compact 1U-height device, making it easy to install and maintain while saving valuable space.

Leveraging industry-leading technology, it offers an efficient GPON solution with optimized bandwidth utilization

and robust Ethernet service support, enabling operators to deliver reliable service quality to users. The device also

supports mixed networking with various types of ONUs, significantly reducing costs for operators.

Product Highlight

● Rich Layer 2/3 switching features and Flexible management methods

● Support multiple link redundancy protocols such as STP/RSTP/LACP

● Support RIP、OSPF

● Support Power redundancy backup, Modular power supply

Hardware Specification

Item/model	DFL6002
Interface	2 * GPON port; 2 * 10/100/1000M Base-T; 21000M Base-X SFP/210GE SFP+; Dual power supply optional
Exchange Capacity	51.5Gbps
Packet Forwarding Rate	59.7Mpps
Memory and Storage	Memory: 512MB; Storage: 32MB
MAC Address	16K
Packet Buffer	12Mbit
Management Port	1Console Port; 1Management Port
PON	1:128 maximum splitting ratio
Weight	≤2kg
Fan	2*Fixed Fans
Power	AC: 100～240V, 47/63Hz； DC: 12V
Power Consumption	≤30W
Dimensions (W D H)	270mm180mm44mm
Environment Temperature	Working Temperature：-10℃～55℃ Storage Temperature：-40℃～70℃
Environment Humidity	Operating Humidity: 10%～95% (non-condensing) Storage Humidity: 10%～95% (non-condensing)
Environment Friendly	China RoHs,、EEE

LEDs Operating Status

The operation status of DFL6002 can be determined by using the front LED.

The panel LED indicator will display the status of each interface. The meaning of LED is shown in the following table.

LEDs/Buttons	Color	Function	Description
SYS	Green	System running status	Green OFF	The device is not running or power off.
			Green Flash	The device is running normally.
MGMT	Green	Port status	ON	The link is properly connected (link up) and in action
			OFF	The link is interrupted (link down).
USB	Green	Port status	ON	The USB flash drive peripheral is inserted.
			OFF	None USB flash drive external insert.
PWR	Green	Power status	ON	The AC/DC power module is normal.
			OFF	The AC/DC power module faulty or unavailable.
GE	Green	Port status	ON	The link is properly connected (link up) and in action
			OFF	The link is interrupted (link down).
1G/10G SFP	Green	Port status	ON	The link is properly connected (link up) and action
			OFF	The link is interrupted (link down).
PON 1~2	Green	PON port status	ON	At least one ONU has been successfully registered.
			OFF	No ONU has been successfully registered.
RST	N/A	Reset button	Long press on the RST button for to restart the equipment.

Plug-In Units

The device has a built-in power template ，Two PSUs are possible to be mounted into rear of the chassis and it can

be DC or AC type of PSU. The power supply unit (PSU) feeds the proper power voltage to the base board of OLT.

The below shows the electrical characteristics of the OLT：

Characteristic	DFL6002
Nominal DC power supply	DC: 12V/2.5A
Nominal AC power supply	AC: 100～240V; 47/63Hz
AC Rated power of power supply	30W
DC Rated power of power supply	30W

FAN Unit
The device has built-in fan units. The number of fan units varies according to the chassis structure.

Characteristic	FAN
DFL6002	2*FAN

Software Specification

Item/model	DFL6002
PON	Support ITU-T G.984/G.988 standards Supports a physical differential distance of 20KM and a logical distance of 60KM Supports maximum 1:128 spectral ratio Support standard OMCI management functionality Support private OMCI management function (requires ONT from our company) Supports compatibility with ONT of any brand Support batch upgrade of ONT
VLAN	Support 4K VLAN Support VLAN based on port, MAC and protocol
MAC	16K Mac address Support static MAC address setting Support black hole MAC address filtering Support port MAC address limit
Ring Network Protocol	Support STP/RSTP/MSTP Support Loopback-detection port loopback detection
Port Control	Support two-way bandwidth control Support port storm suppression Support 9K Jumbo ultra-long frame forwarding
Port Aggregation	Support static link aggregation Support dynamic LACP Each aggregation group supports a maximum of 8 ports
Mirroring	Support port mirroring
ACL	Support standard and extended ACL Support ACL policy based on time period Provide flow classification and flow definition based on IP header information such as source/destination MAC address, VLAN, 802.1p, ToS, DSCP, source/destination IP address, L4 port number, protocol type, etc.
QoS	Support flow rate limiting function based on custom business flow Supports mirroring and redirection functions based on custom business flows Support priority marking based on custom service flow, support 802.1P, DSCP priority Remark capability Support port-based priority scheduling function, support queue scheduling algorithms such as SP/WRR/SP+WRR
VLAN	Support 4K VLAN Support VLAN based on port, MAC and protocol Support dual Tag VLAN, port-based static Q-in-Q and flexible Q-in-Q
Safety	Support user hierarchical management and password protection Support Radius&TACACS+ authentication Support MAC address learning limit, support black hole MAC function Support port isolation Support broadcast message rate suppression Support IP Source Guard Support ARP flood suppression and ARP spoofing protection
Layer3 Routing	Support ARP learning and aging Support static route Support dynamic route RIP/OSPF
System management	CLI、Telnet、WEB、SNMP V1/V2/V3、SSH2.0 Support FTP, TFTP file upload and download Support SNTP Support LLDP neighbor device discovery protocol Support Ping and Traceroute

Connector Specifications

The OLT provides standardized interfaces, thus facilitating rapid and trouble-free integration into the existing network infrastructures.

PON Interfaces

The OLT contains 2 GPON interface ports for SFP modules and below table is available.

GPON module list.

1	SFP GPON OLT -. Wavelength: 1490nm/1310nm / Distance: 20km / Mode: single mode -. Connector: SC/PC / Data rate: 2.488Gbit/s (Up), 1.25Gbit/s (Down) -. Core type: Single Core / Operating Temperature: 0 °C ~ 70 °C