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Firmware

DH_VTA2302A_Eng_PN_V4.300.0000003.0.R.20220801.zip

Dahua firmware released Dec 16, 2022. May work with 1 device, including VTA2302A.

Released
Dec 16, 2022
Version
V4.300.0000003.0.R
Size
20.7 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
2e5f8d151c4b20b70b52833d0d98f700
SHA-256
4c2015931dfdd4299df9058f99f79a9407871494a120edacb34d4ee10b022d7d
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (1 device).

Where these IDs come from
  • hwid in DH_VTA2302A_Eng_PN_V4.300.0000003.0.R.20220801.bin: the device's own hardware check list, 1 ID
  • Install in DH_VTA2302A_Eng_PN_V4.300.0000003.0.R.20220801.bin: the installer's device list (board families), 6 IDs, vendor Dahua (not counted: a more specific list exists)
  • check.img in DH_VTA2302A_Eng_PN_V4.300.0000003.0.R.20220801.bin: the device's own hardware check list, 1 ID
  • Install in web-x.squashfs.bin: the installer's device list (board families), 6 IDs, vendor Dahua (not counted: a more specific list exists)
  • check.img in web-x.squashfs.bin: the device's own hardware check list, 1 ID

Technical details

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

DH_VTA2302A_Eng_PN_V4.300.0000003.0.R.20220801.bin

SoC
HiSilicon Hi3516CV500
Architecture
arm
OEM build
Dahua
Flash
128.0 MB
Image dates
Aug 1, 2022
Security
Signed, encrypted, security baseline V2.0
Language & video
English by default · PAL
Flash layout: 13 partitions, 6 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2022-08-01
updateflag0x3000000x4000001.0 MBnot written——
hwid0x4000000x480000512.0 KBnot written——
config0x4800000xa800006.0 MBnot writtenubi—
backup0xa800000x10800006.0 MBnot writtenubi—
syslog0x10800000x16800006.0 MBnot writtenubi—
partition(ro)0x16800000x1700000512.0 KBpartition-x.cramfs.imgcramfs2022-08-01
data(ro)0x17000000x1f000008.0 MBdata-x.squashfs.imgsquashfs2022-08-01
Kernel0x1f000000x23000004.0 MBkernel.img—2022-08-01
web(ro)0x23000000x29000006.0 MBweb-x.squashfs.imgsquashfs2022-08-01
romfs(ro)0x29000000x4a0000033.0 MBromfs-x.squashfs.imgsquashfs2022-08-01
dgs0x7f000000x80000001.0 MBnot writtensquashfs—

web-x.squashfs.bin

Architecture
arm
OEM build
Dahua
Image dates
Aug 1, 2022
Security
Signed, encrypted, security baseline V2.0
Language & video
English by default · PAL
Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
web0x23000000x29000006.0 MBweb-x.squashfs.imgsquashfs2022-08-01

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 V2.0 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.