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Cisco DPC3941

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abgn+ac (AC1750)
DOCSIS 3.0 24x4 Wireless Residential Voice Gateway
Wikipedia Cisco Systems
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Status Unknown
Tomato any flavor Incompatible
Platform
BrandModelRev Cisco DPC3941 (B/T)
FCC ID VUIDPC3941
Type cable modem, wireless router
CPU1 checkY Intel Puma DHCE2652
CPU1 Type x86-64
CPU1 Speed not specified ( 2 cores )
Flash1 Chip Toshiba TC58NVG0S3HTA00
Flash1 Size 128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Size 1 GiB 1,024 MiB <br />1,073,741,824 B <br />8,388,608 Kib <br />1,048,576 KiB <br />8,192 Mib <br />
RAM1 Chip Brand? Model? x 2
ETH chip1 Intel Puma DHCE2652
Switch Marvell 88E6172
Cable Modem Spec DOCSIS 3.0: (24 x 4)
Ethernet Port Count 4-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

802dot11 OUI: none specified

Expansion IF types USB 2.0
USB ports 2
USB Hub Compatible Untested
Power 100-120 VAC ~ 50/60 Hz, 1.1 A
Connector type C7P
Flags:
DOCSIS 3.0, battery backup

Additional chips
2.4GHz Power Amplifier IC;Skyworks;SE2605L;SiGe, 2605L, 250GP;3;
5GHz Power Amplifier IC;Skyworks;SKY85402;SKY85402, UM3JA, 1334 MY;3;
Cable Modem Power Amplifier;Maxim;MAX3521;MAXIM, 3521E, TP316, +NSAA;1;
Digital Cable Front-End Receiver;MaxLinear;MxL267;MxL, MXL267, K31386.08, 1341 CC;1;
MoCA 2.0 controller;ViXs;XConnex 1030;ViXs, XConnex 1030, 213XDLCJA11, NNNNN4C5NNNN, KYF5T, 1338, MALAYSIA;1;
MoCA 2.0 RF transciever;ViXs;XConnex 1000;ViXs, XConneX 1000, 213XCDCHA13, NNNNN2A5NNNN, PSR667.00, 1340, MALAYSIA;1;
MoCA 2.0 controller;ViXs;XConnex 1030;ViXs, XConnex 1030, 213XDLCJA11, NNNNN4C5NNNN, KYF5T, 1338, MALAYSIA;1;
DECT SoC;DSP Group;DCX81;DSPGroup, DCX81AC0BFAE3ENC, (C)(M)2010 DSPG, PMA252.04 A, TMC129B0002A 1239, TMCT10D;1;
Enhanced Dual Channel FXS 150V Tracking Battery Wideband VoicePort Device;Zarlink;ZL88702;ZL88702, Z D (e3), 1336MAH;1;

Other

Default SSID: HOME-XXXX-2.4 (3 addl. devices)
, HOME-XXXX-5 (3 addl. devices)
Default IP address: 10.0.0.1
the IP 10.0.0.1 is used by 21 additional devices
of which 3 are Cisco devices
Default login user: admin
Default login password: password
admin:password credentials used by 426 additional devices
of which 1 are Cisco devices

Manuf/OEM/ODM Pegatron
Retail
FCC approval date 11 March 2014
Country of manuf China
Radio 1
Chip1 Qualcomm Atheros QCA9880-BR4A
Wireless interface OUI none specified
Antenna Connector Type U.FL
MIMO status 3x3:3
Wireless Standard IEEE 802.11a/n/ac
802.11ac up to 1300 Mbps
802.11n up to 450 Mbps
802.11a up to 54 Mbps
WiFi Operating Frequency 5 GHz
Radio 2
Chip1 Atheros AR9381
Wireless interface OUI none specified
Antenna Connector Type U.FL
MIMO status 3x3:3
Wireless Standard IEEE 802.11b/g/n
802.11n up to 450 Mbps
802.11g up to 54 Mbps
802.11b up to 11 Mbps
WiFi Operating Frequency 2.4 GHz

For a list of all currently documented Atheros (QCA) chipsets with specifications, see Atheros.
For a list of all currently documented Intel Puma SoC's with specifications, see Intel Puma.
For a list of all currently documented Marvell chipsets with specifications, see Marvell.
For a list of all currently documented Qualcomm Atheros (QCA) chipsets with specifications, see Qualcomm Atheros.

For a list of all currently documented Cisco devices with specifications, see Cisco.

1300 Mbps - 3SS 5GHz 802.11ac (80MHz chan.),
450 Mbps - 3SS 2.4GHz 802.11n (40MHz chan.) = AC1750 class

Overview

The default SSID formats assumed used, as well as the likely default IP, are per the sample FCC label.

The sample label bears the Unihan Corporation (a Pegatron subsidiary) name.

The FCC docs indicate this device will be used with Comcast's (Xfinity branded) service

Chipset: Intel Puma 6 / QCA QCA9880-BR4A
RAM: 1GB DRAM, Flash: 128MB
Dimensions: 268x269x55 mm (WxHxD)
Weight: 1.2 kg

See also

  • Cisco DPC3848V - DOCSIS 3.0 24x8 Wireless Residential Gateway
  • Cisco DPC3939 - DOCSIS 3.0 16x4 Wireless Residential Voice Gateway
  • Cisco DPC3941B - DOCSIS 3.0 24x4 Wireless Business Gateway
  • Cisco DPC3941T - DOCSIS 3.0 24x4 Wireless Residential Voice Gateway
AC1750 Comcast’s Xfinity Wireless Gateway (DSL)