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Firmware

1917569_DH_VTOX221E_MultiLang_PN_PAAS_SIP_CEE-Nordic_V4.600.0000000.0.R.220805.zip

Dahua firmware released Sep 29, 2022. May work with 7 devices, including VTO3221D, VTO3221E, VTO6221.

Released
Sep 29, 2022
Version
V4.600.0000000.0.R
Size
26.5 MB
Hardware
7 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
695678ea2168eafeebc6aef4357349b2
SHA-256
dab00f484c4a9da28b06355feeacf1e3afdc4d962d471a8b6ee9834727cf0ccf

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (7 devices).

Where these IDs come from
  • Install in data-x.squashfs.bin: the installer's device list (board families), 7 IDs, vendor Dahua
  • hwid in DH_VTOX221E_MultiLang_PN_PAAS_SIP_CEE-Nordic_V4.600.0000000.0.R.220805.bin: the device's own hardware check list, 2 IDs
  • Install in DH_VTOX221E_MultiLang_PN_PAAS_SIP_CEE-Nordic_V4.600.0000000.0.R.220805.bin: the installer's device list (board families), 7 IDs, vendor Dahua (not counted: a more specific list exists)
  • check.img in DH_VTOX221E_MultiLang_PN_PAAS_SIP_CEE-Nordic_V4.600.0000000.0.R.220805.bin: the device's own hardware check list, 2 IDs

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 2 firmware images.

data-x.squashfs.bin

Architecture
arm
OEM build
Dahua
Image dates
Aug 5, 2022
Security
Not signed, encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
data0x1e000000x22000004.0 MBdata-x.squashfs.imgsquashfs2022-08-05

DH_VTOX221E_MultiLang_PN_PAAS_SIP_CEE-Nordic_V4.600.0000000.0.R.220805.bin

Architecture
arm
OEM build
Dahua
Flash
126.0 MB
Image dates
Aug 5, 2022
Security
Signed, security baseline V2.2
Language & video
English by default · 15 languages · PAL
Supported languages (15)

English, Polish, Romanian, Hungarian, Finnish, Dansk, Czechish, Bulgaria, Slovakian, Slovenia, Greek, Serbian, Lithuanian, Latvian, Hebrew

Flash layout: 14 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2022-08-05
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2022-08-05
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2022-08-05
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2022-08-05
Kernel0xd000000x12000005.0 MBkernel.img—2022-08-05
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2022-08-05
web(ro)0x1a000000x1e000004.0 MBweb-x.squashfs.imgsquashfs2022-08-05
data(ro)0x1e000000x22000004.0 MBdata-x.squashfs.imgsquashfs2022-08-05
user(ro)0x22000000x3b8000025.5 MBuser-x.squashfs.imgsquashfs2022-08-05
config0x72000000x76000004.0 MBnot writtenubi—
syslog0x76000000x7a000004.0 MBnot writtenubi—
backup0x7a000000x7e000004.0 MBnot writtenubi—

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.