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Firmware

General_VTO3221E_MultiLang_PN_SIP_V4.500.0000002.0.R.210713.bin

Global DS firmware released Jul 13, 2021. May work with 2 devices, including VTO3221E, VTO6221E.

Released
Jul 13, 2021
Version
V4.500.0000002.0.R
Size
20.9 MB
Hardware
2 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
e28f409ce15d9e6b9996f6c56cb68296
SHA-256
356cb0d02043d13fcfc1857408a7ee50c5bfd72afe48331b5ae3f43ed9e86d25

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (2 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 2 IDs
  • Install: the installer's device list (board families), 7 IDs, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 2 IDs

Technical details

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

Architecture
arm
OEM build
General
Flash
126.0 MB
Image dates
Jul 13, 2021
Security
Signed, security baseline V2.1
Language & video
English by default · 15 languages · PAL
Supported languages (15)

English, Italian, Spanish, Russian, French, Germany, Portuguese, Turkey, Polish, Dutch, Ukrainian, Arabic, Vietnamese, SpanishEU, PortugalBR

Flash layout: 14 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2021-07-13
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2021-07-13
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2021-07-13
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2021-07-13
Kernel0xd000000x12000005.0 MBkernel.img—2021-07-13
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2021-07-13
web(ro)0x1a000000x1e000004.0 MBweb-x.squashfs.imgsquashfs2021-07-13
data(ro)0x1e000000x22000004.0 MBdata-x.squashfs.imgsquashfs2021-07-13
user(ro)0x22000000x3b8000025.5 MBuser-x.squashfs.imgsquashfs2021-07-13
syslog0x72000000x76000004.0 MBnot writtenubi—
config0x76000000x7a000004.0 MBnot writtenyaffs2—
backup0x7a000000x7e000004.0 MBnot writtenyaffs2—

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 V2.1 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.