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Firmware

dh_sd-eos_eng_n_stream3_v2.420.0000.6.r.20160516.zip

Dahua firmware built May 16, 2016. May work with 7 devices, including CA-HZ1030U, CA-HZ2023U, CA-HZ2030U1.

Built
May 16, 2016
Version
V2.420.0000.6
Size
171.8 MB
Hardware
7 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
e309da55da5383ba0f4697d21d82dd4b
SHA-256
35c2418ebfce6398b34cbb02b28972a34e8fce624a85d6de1b5dc16311a3d69a

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (7 devices). Names with placeholders such as x or XXX are board families.

Where these IDs come from
  • hwid in DH_SD-Eos_Eng_N_Stream3_V2.420.0000.6.R.20160516.bin: the device's own hardware check list, 6 IDs
  • Install in DH_SD-Eos_Eng_N_Stream3_V2.420.0000.6.R.20160516.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in DH_SD-Eos_Eng_N_Stream3_V2.420.0000.6.R.20160516.bin: the device's own hardware check list, 6 IDs
  • Install in web-x.squashfs.bin: the installer's device list (board families), 1 ID, vendor General

Technical details

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

DH_SD-Eos_Eng_N_Stream3_V2.420.0000.6.R.20160516.bin

SoC
HiSilicon Hi3516A
Architecture
arm
OEM build
General
Kernel
Linux 3.4.35
Bootloader
U-Boot 2010.06-svn2725
Flash
126.0 MB
Image dates
May 16, 2016 to Mar 10, 2017
Security
Not signed, not encrypted
Language & video
English by default · NTSC
Flash layout: 14 partitions, 8 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2016-05-16
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2016-05-16
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2016-05-16
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2016-05-16
Kernel0xd000000x12000005.0 MBkernel.img—2016-05-16
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2017-03-10
web(ro)0x1a000000x22000008.0 MBweb-x.squashfs.imgsquashfs2016-05-16
user(ro)0x22000000x3a8000024.5 MBuser-x.squashfs.imgsquashfs2017-03-10
lens0x71000000x72000001.0 MBnot written——
syslog0x72000000x76000004.0 MBnot writtenubi—
config0x76000000x7a000004.0 MBnot writtenubi—
backup0x7a000000x7e000004.0 MBnot writtenubi—

web-x.squashfs.bin

Architecture
arm
OEM build
General
Image dates
May 16, 2016
Security
Not signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
web0x1a000000x22000008.0 MBweb-x.squashfs.imgsquashfs2016-05-16

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