coaxial docsis 2.0 cable modem residential video gateway
- Place of Origin:
-
Zhejiang, China
- Brand Name:
-
Dibdvb
- Model Number:
-
CG212
- Input:
-
1*RF (F type 75ohm)
- Output:
-
2*RJ-45 (100M)
- Standard:
-
DOCSIS/Euro Docsis2.0/1.0/1.1
- Antenna:
-
3dBi externa
- DS Freq. Range:
-
88-862 MHz
- DS Bandwidth:
-
8MHz
- US Freq. Range:
-
5 to 65MHz
- Wireless Standard:
-
IEEE 802.11n
- Data Transfer Rate:
-
Max 300Mbps
- Application:
-
Distribution
- Supply Ability:
- 1000 Set/Sets per Month
- Packaging Details
- Customized packing according to customer's needs.
- Port
- Shanghai
DOCSIS system include CMTS (Headend cable network ) and CM (user end). The main function of DOCSIS Cable Modem system is transparently transmitting IP packets between the front end and the user end.
The series are designed with state-of-the-art DOCSIS 2.0/1.1/1.0 head-end equipment under Multiple Service Operator networks. DIBSYS cable modem provides a cost-effective solution which delivers high-speed and bi-directional data services.
The series product cover from low-end one 100M Ethernet port model to high-end with integrated Wi-Fi optional, DIBSYS offer a one-stop solution to satisfy customers all kinds of demands. It not only play as cable modem feature, some models with built in Wi-Fi Router function are even capable to work as Residential Gateway in your home or small office and offer excellent bandwidth to all your Internet-capable devices.
Features
▶DOCSIS/Euro Docsis2.0/1.0/1.1 standard
▶Compatible with IEEE 802.3/802.3u standard;
▶Broadcom BCM3349 as main chipset;
▶BPI/BPI+ supported
▶Software upgrade by HFC network;
▶Support connected up to 32 CPE devices’;
▶Hardware packet processing accelerator, low CPU consuming, high packet throughput;
▶SNMP v1/2C/3
▶Supports baseline privacy encryption (BPI+)
▶1 port 10/100 Base-T Ethernet Standard RJ-45 connector
▶2.4G 802.11n 2x2 WiFi optional
Main Application

Hardware Interface | |
RF Interface | F type female 75ohm connector port |
Eth Interface | RJ-45 connector; 1*10/100 Base-T |
Antenna | 3dBi external antenna for Wi-Fi models |
Button | One Software Reset Button for CM; One WPS Button |
DC Jack | +5V IN |
Docsis Standard Support | |
DOCSIS/EURO-DOCSIS 3.0 Standard Compliant, compatible with Euro Docsis1.0/1.1 standard |
Downstream /Receiver | |
Demodulation | QAM 64/256 |
Frequency Range | 88-862 MHz |
Bandwidth | 8MHz |
Data Rate | Up to 50 Mbps (256QAM) |
Return Loss | <-6 dB for 88 to 862MHz |
Input Impedance | 75 OHM |
Receiving Level Range | American Docsis: -15dBmV to +15dBmV Euro Docsis: -17 to +13dBmV (64QAM) ;-13 to +17dBmV (256QAM) |
Upstream/Transmitter |
Modulation Type | |
TDMA | QPSK,8QAM,16QAM,32QAM,64QAM |
S-CDMA | QPSK,8QAM,16QAM,32QAM,64QAM,128QAM |
Frequency Range | 5 to 65MHz |
Data Rate | Up to 27 Mbps (64QAM, 6.4MHz) |
RF Output Level | |
TDMA (QPSK) | +8 ~ +58dBmV |
TDMA (8/16 QAM) | +8 ~ +55dBmV |
TDMA (32/64 QAM) | +8 ~ +54dBmV |
S-CDMA | +8 ~ +53dBmV (All modulations) |
TX Frequency Error | <+/-15 ppm |
Return Loss | <= -6 dB for 5 to 65MHz |
Input Impedance | 75 OHM |
Wireless (subject to models) | |
Wireless Standard | IEEE 802.11n |
Chipset | MT7628NN |
Data Transfer Rate | Max 300Mbps |
MEMORY | 32MB DDR2 |
FLASH | 8MB SPI Flash |
Modulation Method | BPSK / QPSK / 16-QAM / 64-QAM |
Frequency Band | 2.4 ~ 2.4835 GHz ISM Band |
Spread Spectrum | IEEE 802.11b: DSSS (Direct Sequence Spread Spectrum) IEEE 802.11g/n: OFDM (Orthogonal Frequency Division Multiplexing) |
RF Output Power | ANT0/1: 2.4GHz >= 15dBm@11n; >= 16dBm@11g; < 20dBm@11b |
AP / STA Firmware | Linux 2.6.36 SDK |
Operation Mode | Green AP/STA |
Receiver Sensitivity | ANT0/1: 11Mbps -86dBm@8%; 54Mbps - 73dBm@10%; 130Mbps -69dBm@10% |
Security | WEP, TKIP, AES, WPA, WPA2 |
Antenna | One Internal antenna (Optional), One external antenna 3dBi |
Networking | |
Network protocol | IP /TCP /UDP /ARP ICMP /DHCP /TFTP /SNMP /HTTP /TR069 /VPN (L2/ L3) |
Routing | DNS / DHCP server / RIP I&II |
Internet Sharing | NAT / NAPT / DHCP server / DNS |
SNMP version | SNMP v1/v2/v3 |
DHCP server | Built-in DHCP server to distribute IP address to CPE connected to Cable Modem through Eth port and WiFi |
DCHP client | Cable Modem automatically gets IP & DNS server address from MSO DHCP server |
Environment | |
Operation temperature | -10 to 45°C |
Storage temperature | -20~55°C |
Operating Humidity | 95% non‐condensing |
Dimensions (L x W x H) | 140mm x 115mm x 35mm |
Power Consumption | < 7.5W (Max. System Loading) |
Ordering Information | |
CG202 | 2*FE |
CG212 | 2*FE+2.4G WIFI |
With years of export experience along with best quality, advanced technology and excellent service, Dibdvb Technology has won numerous customers' trust and support all over the world.




We are mainly engaged in Broadcast tv and iptv business which includes the following several kinds:
1. Carrier grade broadcast cable tv equipments: Broadcast Encoder and Transcoder, Professional IRD, Mux and Scrambler, Modulator, Transmitter and Set top box
2. Carrier/Economy grade multiscreen iptv encoder/transcoder
3. Digital Video Modulator with HD MI/CVBS inputs, DVB-C/T/ISDB-T/ATSC modulator in 1RU/Compact Chassis
4. Broadcast DVB-C/T2/MMDS solutions
5. Carrier grade iptv solutions
6. Hotel tv systems base on ALL-IP or ALL-RF solution
7. Docsis3.0 CMTS Over Coaxial Cable to Internet
8. OLT and ONU GEPON




1. Terms of Payment: TT, Paypal, Western Union, AliPay
2. Terms of Delivery: Air Express as DHL, FedEx, TNT, UPS, EMS, for details, please contact sales manager
3. Terms of Warranty: 5 Years and 24/7 hours online technical support
4. OEM ability: Yes. Customization details is depending on customer requirements.
5. Lead time: Generally 5 working days, for special orders, please contact sales manager for confirmation

Sophie Chen | |
Email | sophie at dibdvb.com |
Skype | dibdvb08 |
Whatsapp | +86 13429126900 |
Telephone | +86 571 89714545 |
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