Cisco DPC3941

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
Brand • Model • Rev	Cisco DPC3941 (B/T)
FCC ID	VUIDPC3941
Type	cable modem, wireless router
CPU1	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 20 additional devices of which 3 are Cisco devices Default login user: admin Default login password: password admin:password credentials used by 425 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 device 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

• Cisco DPC3941 on dslreports.com

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)