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Firmware

DH_SD-Prometheus_MultiLang_PN_Stream3_V2.812.0000047.2.R.240723.bin

Montavue and Dahua and Sveistrup firmware released Jul 23, 2024. May work with 65 devices, including CA-HZ2023XA-A, CA-HZ2023XA-B, CA-HZ2023XA2-A.

Released
Jul 23, 2024
Version
V2.812.0000047.2.R
Size
207.8 MB
Hardware
65 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
ce0fa29734cc17f33d13697a5e67a369
SHA-256
4a11ea079460967596619da6d80c74121ea7d51e981e16ca855945aeb12d041a

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (65 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 65 IDs
  • Install: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 65 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

Architecture
arm
OEM build
Dahua
Flash
3.5 GB
Image dates
Jul 23, 2024
Security
Signed, encrypted, security baseline V2.2
Language & video
English by default · 23 languages · PAL
Supported languages (23)

English, Italian, Spanish, Russian, French, German, Portugal, Poland, Korean, Czechish, Dutch, Arabic, SpanishEU, Turkey, Ukrainian, Hebrew, Hungarian, Romanian, Thai, Indonesia, Vietnamese, TradChinese, Japanese

Flash layout: 20 partitions, 7 written by this firmware

From the firmware's partition table (partitionV2.txt).

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2024-07-23
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2024-07-23
lens0x6000000x8000002.0 MBnot written——
Kernel0x8000000x180000016.0 MBkernel.img—2024-07-23
custom(ro)0x18000000x1c000004.0 MBcustom-x.squashfs.imgsquashfs2024-07-23
product(ro)0x1c000000x20000004.0 MBpd-x.squashfs.imgsquashfs2024-07-23
romfs(ro)0x20000000x16000000320.0 MBromfs-x.squashfs.imgsquashfs2024-07-23
web(ro)0x160000000x1800000032.0 MBweb-x.squashfs.imgsquashfs2024-07-23
coredump0x2f9000000x3c100000200.0 MBnot written——
dgs0x3c1000000x3c9000008.0 MBnot written——
model0x3c9000000x53900000368.0 MBnot written——
reserve0x539000000x5590000032.0 MBnot written——
ext0x560000000x5c00000096.0 MBnot written——
devconfig0x5c0000000x5d00000016.0 MBnot written——
syslog0x5d0000000x5e00000016.0 MBnot written——
config0x5e0000000x5f00000016.0 MBnot written——
backup0x5f0000000x6000000016.0 MBnot written——
appdata0x600000000xe00000002.0 GBnot written——

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.2 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

Other files for much of the same hardware, from any vendor.