EchoLife EG8247W5 FTTH provides four GE ports, one POTS ports, one CATV port, one USB port, and supports 2.4G&5G WiFi. At the same time, the ONT features high-performance forwarding capabilities to ensure an excellent experience with VoIP, Internet, and HD video services. These features make EG8247W5 a perfect option for broadband access.
EG8247W5 FTTH is a routing-type GPON Optical Network Terminal ONT with 4*GE+1*POTS+1*USB+CATV+2.4G&5G WiFi, 5dBi offering an ideal all-optical access solution and future-oriented service support capability.
| Specification of EG8247W5 ONU | |
| Working environment | Operating temperature: 0ºC to 40ºC Environment humidity: 5% to 95% (noncondensing) |
| Static power consumption | 9.7 W |
| Power specifications | Power adapter input: 100 to 240 V AC, 50–60 Hz System power supply: 11–14 V DC, 2 A |
| Network-side Port | GPON |
| User-side Ports | 4xGE+1xPOTS+1xUSB+CATV+2.4G/5G WIFI |
| Indicators | POWER/PON/INTERNET/USB/WLAN |
| Dimensions(length x width x height) | 295 mm x 215 mm x 25 mm |
| Weight | About 500g |
| Interface Parameters | |
| GPON Port | • Class B+ • Receiver sensitivity: -27 dBm • Overload optical power: -8 dBm • Wavelengths: US 1310nm, DS 1490nm • Wavelength blocking filter (WBF) of G.984.5 • Flexible mapping between GEM Port and TCONT • GPON: consistent with the SN or password authentication defined in G.984.3 |
| Ethernet Port | • Ethernet port-based VLAN tags and tag removal • 1:1 VLAN, N:1 VLAN, or VLAN transparent transmission • QINQ VLAN • Limit on the number of learned MAC addresses • MAC address learning • Auto-adaptive 10 Mbit/s, 100 Mbit/s or 1000 Mbit/s |
| CATV Port | • Frequency Range 45 MHz to 1000 MHz • Output resistance 75 ohms • Received average optical power: -8dBm to +2dBm • RF output power: ≥17dBmV/Ch |
| POTS Port | • G.711A/μ, G.729a/b, and G.722 encoding/decoding • T.30/T.38/G.711 fax mode • DTMF • Emergency calls (with the SIP protocol) |
| USB Port | • USB2.0 • FTP-based network storage • File/Print sharing based on SAMBA • DLNA function |
| WLAN | • IEEE 802.11 b/g/n (2.4G) • IEEE 802.11 a/n/ac (5G) • 4 x 4 MIMO (2.4G) • 4 x 4 MIMO (5G) • Antenna gain: 5 DBI • WMM/Multiple SSIDs/WPS • Air interface rate: 300 Mbit/s (2.4G), 867 Mbit/s (5G) |
| Product Function | |
| Smart interconnection | • Smart Wi-Fi coverage • SIP/H.248 auto-negotiation • Any port any service • Parental control |
| Smart service | • Scheduled Wi-Fi shutdown • Smart Wi-Fi sharing: Portal/802.1x authentication Soft GRE-based sharing |
| Smart O&M | • IPTV video quality diagnosis • EMDI • Rogue ONT detection and isolation from the OLT • Call emulation, and circuit test and loop-line test • PPPOE/DHCP simulation testing • WLAN emulation |
| Layer 3 Features | • PPPOE/Static IP/DHCP • NAT/NAPT • Port forwarding • ALG, UPnP • DDNS/DNS server/DNS client • IPv6/IPv4 dual stack, and DS-Lite • Static/Default routes • Multiple services on one WAN port |
| Multicast | • IGMP v2/v3 proxy/snooping • MLD v1/v2 snooping |
| QOS | • Ethernet port rate limitation • 802.1p priority • SP/WRR/SP+WRR • Broadcast packet rate limitation |
| Common O&M | • OMCI/Web UI/TR069 • Variable-length OMCI messages • Dual-system software backup and rollback |
Features of ONU
To better understand its functions, here are the key features of an ONU:
Triple Play Services: Supports data, IPTV, and VoIP services, catering to the needs of both residential and commercial users.
Bidirectional Data Transmission: Receives broadcast data from the OLT while sending back user-generated data through assigned transmission windows.
Ethernet Data Buffering: Temporarily stores Ethernet data before transmitting it to the OLT, optimizing data flow.
Remote Management via OAM: Enables remote Operation, Administration, and Maintenance (OAM), allowing service providers to monitor and configure ONUs efficiently.
Security and Quality of Service (QoS): Many ONUs offer enhanced security features and Quality of Service (QoS) support, ensuring reliable performance for different applications.
Applications of ONU
RF/CATV Port: Used for connecting to cable television.
Power Interface: Provides power connectivity.
USB Port: Typically a USB 2.0 interface.
LAN Port: Supports FE (10/100BASE-T) or GE (10/100/1000BASE-T) options.
Telephone Port: Also known as POT, VoIP, Voice, or FXS port.
Optical Port: Connects to the Optical Distribution Network (ODN).
Antenna: Provides Wi-Fi connectivity, supporting 2.4 GHz Wi-Fi or dual-band 2.4 GHz/5 GHz Wi-Fi.
Where is the ONU located in FTTx?
Depending on the FTTx (Fiber to the x) technology used, the ONU can be placed in different locations. Different types of FTTx technologies include:
FTTC (Fiber to the Curb): The ONU is placed at a distribution point near the curb or in a cabinet close to user premises.
FTTB (Fiber to the Building): The ONU is installed in a communication cabinet or wiring closet inside the building.
FTTN (Fiber to the Node): The ONU is located at a remote node or access point, typically serving a neighborhood or cluster of users.
FTTH (Fiber to the Home): The ONU is placed inside the home of the end-user.
