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Firmware

DH_IPC-HX2(1)XXX-Sag_EngSpnFrn_NP_V2.800.0000000.11.R.230626.zip

Dahua firmware released Jul 4, 2023. May work with 7 devices, including IPC-HDBW1831R, IPC-HDBW1831R-S, IPC-HDBW2831R-ZAS-3711.

Released
Jul 4, 2023
Version
V2.800.0000000.11.R
Size
43.5 MB
Hardware
7 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
3e26e1ef1a9de55cd3c301c8d86eacd8
SHA-256
917b3f4c886e7bf58c1a2f1213ab46900686cb9ab7fb91db7d741fc0479dd6cb
Changelog
Release notes

Where it's published

Compatible hardware

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

Where these IDs come from
  • hwid in DH_IPC-HX2(1)XXX-Sag_EngSpnFrn_NP_V2.800.0000000.11.R.230626.bin: the device's own hardware check list, 7 IDs
  • Install in DH_IPC-HX2(1)XXX-Sag_EngSpnFrn_NP_V2.800.0000000.11.R.230626.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in DH_IPC-HX2(1)XXX-Sag_EngSpnFrn_NP_V2.800.0000000.11.R.230626.bin: the device's own hardware check list, 7 IDs
  • Install in web-x.squashfs.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in web-x.squashfs.bin: the device's own hardware check list, 7 IDs

Technical details

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

DH_IPC-HX2(1)XXX-Sag_EngSpnFrn_NP_V2.800.0000000.11.R.230626.bin

Architecture
arm
OEM build
Dahua
Kernel
Linux 3.0.8+
Bootloader
U-Boot 2010.06-svn8031
Flash
127.0 MB
Image dates
Jun 26, 2023
Security
Signed
Language & video
English by default · 3 languages · NTSC
Supported languages (3)

English, Spanish, French

Flash layout: 25 partitions, 11 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBdhboot-min.bin.img—2023-06-26
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2023-06-26
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2023-06-26
custom(ro)0x6000000x7000001.0 MBcustom-x.squashfs.imgsquashfs2023-06-26
product(ro)0x7000000x8000001.0 MBpd-x.squashfs.imgsquashfs2023-06-26
Kernel0x8000000xa800002.5 MBkernel.img—2023-06-26
romfs(ro)0xa800000xc000001.5 MBromfs-x.squashfs.imgsquashfs2023-06-26
web(ro)0xc000000x14000008.0 MBweb-x.squashfs.imgsquashfs2023-06-26
user(ro)0x14000000x210000013.0 MBuser-x.squashfs.imgsquashfs2023-06-26
Kernelslv(ro)0x21000000x23800002.5 MBkernelslv.img—2023-06-26
romfsslv(ro)0x23800000x3c0000024.5 MBromfsslv-x.squashfs.imgsquashfs2023-06-26
backpart0x3c000000x3d000001.0 MBnot written——
backcustom0x3d000000x3e000001.0 MBnot written——
backproduct0x3e000000x3f000001.0 MBnot written——
backkernel0x3f000000x41800002.5 MBnot written——
backromfs0x41800000x43000001.5 MBnot written——
backweb0x43000000x4b000008.0 MBnot written——
backuser0x4b000000x580000013.0 MBnot written——
backKernelslv0x58000000x5a800002.5 MBnot written——
appdata0x5a800000x730000024.5 MBnot writtenubi—
syslog0x73000000x77000004.0 MBnot writtenubi—
config0x77000000x7b000004.0 MBnot writtenubi—
backup0x7b000000x7f000004.0 MBnot writtenubi—

web-x.squashfs.bin

Architecture
arm
OEM build
Dahua
Image dates
Jun 26, 2023
Security
Signed, encrypted
Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
web0xc000000x14000008.0 MBweb-x.squashfs.imgsquashfs2023-06-26

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