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Firmware

General_IPC-HX3XXX-Dalton_Eng_N_Stream3_V2.820.001W003.0.R.210910.bin

ENS Security firmware released Sep 10, 2021. May work with 17 devices, including IPC-HDBW3841E-AS, IPC-HDBW3841E-S, IPC-HDBW3841R-ZAS.

Released
Sep 10, 2021
Version
V2.820.001W003.0.R
Size
45.6 MB
Hardware
17 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
1fb51d6b3e131b5801b40b2f74a0fce9
SHA-256
8eb02c9f8020a832d564345e2b435379db9245170e6f5f40f821000154766252

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (17 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 17 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 17 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

Architecture
arm
OEM build
General
Image dates
Sep 10, 2021
Security
Signed, encrypted
Language & video
English by default · NTSC
Flash layout: 9 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-boot0x00x1400001.3 MBdhboot-min.bin.img—2021-09-10
U-Boot0x1400000x4000002.8 MBdhboot.bin.img—2021-09-10
dtb0x6000000x7000001.0 MBdhdtb.bin.imgcramfs2021-09-10
firmware0x18000000x21800009.5 MBfirmware-x.squashfs.imgsquashfs2021-09-10
pd0x21800000x23800002.0 MBpd-x.squashfs.imgsquashfs2021-09-10
kernel0x23800000x29800006.0 MBkernel.img—2021-09-10
rootfs0x29800000x438000026.0 MBromfs-x.squashfs.imgsquashfs2021-09-10
web0x43800000x4b800008.0 MBweb-x.squashfs.imgsquashfs2021-09-10
firmwareExt0x4c800000x56000009.5 MBfirmware-x-Ext.squashfs.imgsquashfs2021-09-10

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