The Bad Modem List


This list is a work in progress and may contain errors. This list also includes Puma 7 devices.

If you know of a error or know of a modem that should be on the list,
send a email to admin a t badmodems d ot co m

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Arris:

DG1642 DG1660A DG1662G DG1670A DG1670A/ACT DG2460A DG2470A DG3450 DTG1682G
TM1602A TM1602G TM3402 TG1642 TG1662A TG1662G TG1662S TG1672A TG1672G TG1682G TG2472G TG2482 TG2492 (Virgin Media Hub 3), TG3492LG (Virgin Media Hub 4 ) TM3402 TG3452
MG2402
SB6190
SGB6950-AC2 SGB7400-AC2 SGB7580-AC SBG7600AC2 SB8300
SVG2482AC
TG2492S
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Asus:

CM-32
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AVM:

FRITZ!Box 6460 FRITZ!Box 6490
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Cisco:
DPC3848 DPC 3848V DPC 3939
DPC3941B / DPC3941TÂ (commonly - Comcast Xfinity XB3)
XG1-V3
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Compal:

CH7465-LG (Arris TG2492LG / Virgin Media Hub 3 / UPC Connect Box )
CH7466
CV7160
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Comcast:

Xfinity XB3 (DPC3941B / DPC3941TÂ)
Xfinity XB6-A NOTE: The XB6-T is Broadcom based and OK
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Hitron:

CDA Series: CDA-32372 CDA-3-35 CDA-3-20
CDE Series: CDE-32372
CGN3 Series: CGN3, CGN3ACR,CGN3AMF, CGN3AMR, CGN3ACSMR
CGNM Series: CGNM-2250 CGNM-3552
CGNDM Series:
CGNV Series: CGNV4
CGNVM-3589 cgnvm-3582
CODA-45
CODA-4502
CODA-4582
CODA-4589
Spectrum branded E31N2V1
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Linksys:

CG7500 CM3016 CM3024 CM3132
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Netgear:

CG4500 CG4500TM
CM700
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Quantenna based devices
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Samsung:

Home Media Server
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SPECTRUM

Spectrum has model numbers of their own which mask what chip powers the device.
To determine if your device is Puma based you need to look on the bottom for the
actual maker and model number. Then look thru this list for that model. Also google
your model number and puma.

Ones reported for DOCSIS 3.1 ( Puma 7 )
Hitron E31N2V1

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SMC:

D3G2408
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Technicolor:

TC4350
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Telstra:

Gateway Max - Australia ( Netgear C6300BD )
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UPC:

Connect Box ( Compal CH7465-LG )
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Virgin Media:

Hub 3 ( Arris TG2492 ) > Puma 6
Hub 4 ( Arris TG3492LG ) > Puma 7
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Discussion of this list is here viewtopic.php?f=3&t=3