Comtrend CT-402 User Manual
CT-402
GPON SFU ONT
Description
Comtrend’s CT-402 GPON (Gigabit-capable Passive Optical Network)
provides a high speed data access corridor for customers to easily connect any media device,
achieving a Triple-play platform at home.
The CT-402 not only conforms to the ITU-T G.984 standard, but also embeds one 10/100/1000M
Ethernet LAN port.
The CT-402 is easily controlled by a remote system that is flexible enough to interoperate with the
OLT units of different venders. It also supports DBA（Dynamic Bandwidth Allocation）algorithm and QoS.
Features
- ITU-T G.984 standard compliance
- 2.5Gbps downstram and 1.25Gbps upstream uplink interface
- Class B+ compliant APD receiver and DFB transmitter
- Traffic QoS support
- DBA reporting
- IGMP v1/v2/v3 snooping support for IPTV service
Applications Diagram
CT-402
Website:
GPON SFU ONT
Specifications
GPON Interface
Standard ITU-T G.984
Optical Line Rate Downstream: 2.488Gbps / Upstream: 1.244Gbps
Connector SC/PC
Optical Fiber Single mode
Wavelength 1490 downstream & 1310nm upstream
Optical Budge Class B+ (13 – 28 dB)
Transmission Distance Min. 20 km within class B+
Splitting ratio 1 by 64 within class B+
LAN Interfaces
Standard IEEE 802.3, IEEE 802.3u
10/100/1000 BaseT Auto-sense
MDI/MDX support Yes
Connector RJ-45X1
Management
Web-based management, Software upgrade via HTTP
Bridge Functions
Transparent bridging and learning IEEE 802.1d
Spanning Tree Algorithm Yes
IGMP Proxy Yes
Power Supply
External power adapter 110 Vac or 220 Vac
Certifications
FCC Part 15, CE
Note: Specifications are subject to change without notice.
Global contact: sales@comtrend.com
www.comtrend.com
DS_CT400_R1.0_021207
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