Ubee Interactive
Understanding Specifications, Standards, and Firmware
Ubee DDW36C Advanced Wireless Gateway MSO Operations Guide • October 2015
8
Downstream*
Frequency Range: 88MHz ~ 1002MHz
Modulation: 64 / 256 QAM
Channel Bandwidth: 6 MHz
Maximum Data Rate per Channel (up to 16 channels): DOCSIS = 30 Mbps (64
QAM), 42 Mbps (256 QAM),
Total Max Bandwidth (16 Channels): DOCSIS = 686 Mbps
Symbol Rate: 5361 Ksps
RF (cable) Input Power: -15 to +15dBmV (64 QAM), -15 to +15dBmV (256 QAM)
Input Impedance: 75 Ω
Upstream*
Frequency Range: 5MHz ~ 42MHz
Modulation A-TDMA: QPSK, 8, 16, 32, 64QAM, S-CMDA: QPSK, 8, 16, 32, 64,
128QAM
Max Bandwidth of 4 Channels = 122.88 (108) Mbps, bandwidth per channel (up to
4 channels) = [QPSK 0.32 ~ 10.24 Mbps, 8 QAM 0.48 ~ 15.36 Mbps, 16 QAM 0.64
~ 20.48 Mbps, 32 QAM 0.80 ~ 25.60 Mbps, 64 QAM 0.96 ~ 30.72 Mbps, 128
QAM/TCM 30.72 Mbps]
Symbol Rate: 160, 320, 640, 1280, 2560, 5120 Ksps
RF (cable) Output Power: TDMA/ATDMA: +8dBmV to +54dBmV (32/64 QAM).
ATDMA Only: +8dBmV to +55dBmV (8/16 QAM), +8dBmV to +58dBmV (QPSK).
S-CDMA: +8dBmV to +53dBmV (all modulations)
*Actual speeds vary based on factors including network configuration and speed.
Wireless, Security and Network
Supports 8 SSIDs per radio, 802.11b/g/n/ac compliant with link speeds up to
AC1900 WiFi (600Mbps @ 2.4GHz + 1300Mbps @ 5GHz), beam forming
technology and high powered amplifiers to extend WiFi range, 3 Tx and 3 Rx
antennas with dual-band concurrent, high power radios
DHCP Client/Server, Static IP network assignment, RIPv1/ v2, Ethernet
10/100/1000 BaseT, full-duplex auto-negotiate functionality, IPv4 and IPv6 support
NAT Firewall, MAC/IP/port filtering, parental control, stateful packet inspection
(SPI), DoS attack protection, WPS/ WPA/ WPA2/ WPA-PSK & 64/128-bit WEP
encryption
VPN pass-through and VPN end-point support (IPSec/L2TP/PPTP), TACACS or
RADIUS authentication
Device Management
Supports IEEE 802.11e Wi-Fi Multimedia (WMM) and UAPSD (power savings)
DOCSIS, Web-Based, and XML Configuration
Telnet/SSH remote management
Firmware upgrade via TFTP
Configuration backup and restore
SNMP support
TR-069 capable
