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Firmware

DH_IPC-HX4800-Cavlir_EngSpn_N_Stream3_V2.400.0000.5.R.20161228.bin

Dahua firmware released Dec 28, 2016. May work with 8 devices, including IPC-HDBW4800E, IPC-HDBW4800E-A, IPC-HDBW4800E-AS.

Released
Dec 28, 2016
Version
V2.400.0000.5.R
Size
32.0 MB
Hardware
8 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
a58ce4c52192f74c5c10722469f6d773
SHA-256
5180878f6cff77ce699e524824aa47322797bef771ca7d0530d9e5a8234415d6

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (8 devices).

Where these IDs come from
  • check.img: the device's own hardware check list, 8 IDs
  • Install: the installer's device list (board families), 2 IDs, vendor General (not counted: a more specific list exists)

Technical details

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

Architecture
arm
OEM build
General
Kernel
Linux 3.8.8
Flash
126.0 MB
Image dates
Dec 28, 2016 to Aug 4, 2017
Security
Signed, not encrypted
Language & video
English by default · 2 languages · NTSC
Supported languages (2)

English, Spanish

Flash layout: 14 partitions, 7 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
MinBoot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBnot written——
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2016-12-28
custom(ro)0x6000000x9400003.3 MBcustom-x.squashfs.imgsquashfs2016-12-28
product(ro)0x9400000xc800003.3 MBpd-x.squashfs.imgsquashfs2016-12-28
Kernel0xc800000x12000005.5 MBkernel.img—2016-12-28
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2017-08-04
web(ro)0x1a000000x22000008.0 MBweb-x.squashfs.imgsquashfs2016-12-28
user(ro)0x22000000x3b8000025.5 MBuser-x.squashfs.imgsquashfs2017-08-04
syslog0x72000000x76000004.0 MBnot writtenubi—
config0x76000000x7a000004.0 MBnot writtenubi—
backup0x7a000000x7e000004.0 MBnot writtenubi—

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