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Firmware

General_VTHX421H_Eng_SIP_V4.001.0000000.3.R.20190122.zip

Dahua firmware released Jan 22, 2019. May work with 3 devices, including VTH2421F, VTH5221D-S, VTH5241D-S.

Released
Jan 22, 2019
Version
V4.001.0000000.3.R
Size
14.9 MB
Hardware
3 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
3cdb2852f5598fc9932bc7f18ac5e09e
SHA-256
3b767b92b0c0d6053e70cfe8a555c820084f6629e2e45f8927e547d7a118c5f3

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (3 devices).

Where these IDs come from
  • Install in General_VTHX421H_Eng_SIP_V4.001.0000000.3.R.20190122.bin: the installer's device list (board families), 3 IDs, vendor General
  • Install in General_VTHX421H_Eng_SIP_V4.001.0000000.3.R.20190122.language.bin: the installer's device list (board families), 3 IDs, vendor General

Technical details

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

General_VTHX421H_Eng_SIP_V4.001.0000000.3.R.20190122.bin

Architecture
arm
OEM build
General
Kernel
Linux 3.4.39+
Bootloader
U-Boot 2011.09-rc1-svn3719
Flash
40.0 MB
Image dates
Jan 22, 2019
Security
Signed
Flash layout: 13 partitions, 12 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
boot00x00x40000256.0 KBboot0.bin.img—2019-01-22
boot0x400000x2800002.3 MBuboot.bin.img—2019-01-22
mbr0x2800000x2a0000128.0 KBmbr.img—2019-01-22
env0x2a00000x2c0000128.0 KBenv-x.cramfs.imgcramfs2019-01-22
updateflag0x2c00000x3c00001.0 MBnot written——
partition(ro)0x3c00000x4c00001.0 MBpartition-x.cramfs.imgcramfs2019-01-22
kernel0x4c00000x9c00005.0 MBkernel-x.cramfs.imgcramfs2019-01-22
romfs(ro)0x9c00000xec00005.0 MBromfs-x.cramfs.imgcramfs2019-01-22
logo(ro)0xec00000xee0000128.0 KBlogo-x.cramfs.imgcramfs2019-01-22
web(ro)0xee00000x13e00005.0 MBweb-x.cramfs.imgcramfs2019-01-22
data(ro)0x13e00000x18e00005.0 MBdata-x.cramfs.imgcramfs2019-01-22
usr(ro)0x18e00000x27e000015.0 MBusr-x.cramfs.imgcramfs2019-01-22
pd(ro)0x27e00000x2800000128.0 KBpd-x.cramfs.imgcramfs2019-01-22

General_VTHX421H_Eng_SIP_V4.001.0000000.3.R.20190122.language.bin

Architecture
arm
OEM build
General
Image dates
Jan 22, 2019
Security
Signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
data0x13e00000x18e00005.0 MBdata-x.cramfs.imgcramfs2019-01-22

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