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Firmware

DH_IPC-HX2(1)XXX-Sag_EngSpnFrn_PN_V2.800.0000000.11.R.230626.zip

Dahua and Cifra firmware released Jun 26, 2023. May work with 7 devices, including IPC-HDBW1831R, IPC-HDBW1831R-S, IPC-HDBW2831R-ZAS-3711.

Released
Jun 26, 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
0c7d4795c29482e992a8b2057472a1e1
SHA-256
c3e4067f21a7b858d64cead5b9367b0f06b0d98075b3bfc95d12dea67c4c3931
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_PN_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_PN_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_PN_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_PN_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 · PAL
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.