Firmware
DH_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.22.R.20161209.zip
Dahua firmware released Dec 9, 2016. May work with 41 devices, including IPC-HDBW4231R-VF, IPC-HDBW4231R-VFAS, IPC-HDBW4231R-Z.
- Released
- Dec 9, 2016
- Version
- V2.420.0000.22.R
- Size
- 13.6 MB
- Hardware
- 41 devices
Download
Permanent copy on the Internet Archive (item page)
- MD5
ae903aa8e1c329d9d00e80829c24d819- SHA-256
6b88fec777d4e841ee3a4a3ca3796305c52dd1abeb88e3aad10cb75f0d711935
Where it's published
Available from
Dahua
Dahua download center (2016-2018 files)
Current- Folder: download/firmware/encryption/20170331
V2.420.0000.22.R · Listed date Dec 9, 2016
Compatible hardware
Hardware IDs this firmware's installer accepts (41 devices).
- IPC-HDBW4231R-VF
- IPC-HDBW4231R-VFAS
- IPC-HDBW4231R-Z
- IPC-HDBW4231R-ZAS
- IPC-HDBW4233R
- IPC-HDBW4431R-VF
- IPC-HDBW4431R-VFAS
- IPC-HDBW4431R-Z
- IPC-HDBW4431R-ZAS
- IPC-HDW4231C
- IPC-HDW4233C
- IPC-HDW4431C
- IPC-HF4231
- IPC-HF4431
- IPC-HFW4231B
- IPC-HFW4231B-AS
- IPC-HFW4231B-I6
- IPC-HFW4231B-N2-AS
- IPC-HFW4231K-AS-I6
- IPC-HFW4231K-I6
- IPC-HFW4231KM
- IPC-HFW4231KM-AS
- IPC-HFW4231R-VF
- IPC-HFW4231R-VFAS
- IPC-HFW4231R-Z
- IPC-HFW4238K-AS-I6
- IPC-HFW4238K-I6
- IPC-HFW4238KM
- IPC-HFW4238KM-AS
- IPC-HFW4431B
- IPC-HFW4431B-AS
- IPC-HFW4431K-AS-I6
- IPC-HFW4431K-I6
- IPC-HFW4431KM
- IPC-HFW4431KM-AS
- IPC-HFW4431R-VF
- IPC-HFW4431R-VFAS
- IPC-HFW4431R-Z
- IPC-HFW7231B-AS-JMHSY
- IPC-HFW7233M-AS
- IPC-K4231-JR
Where these IDs come from
- check.img in DH_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.22.R.20161209.bin: the device's own hardware check list, 41 IDs
- hwid in DH_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.22.R.20161209.bin: the device's own hardware check list, 41 IDs
- Install in DH_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.22.R.20161209.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
Technical details
Read from inside the firmware (zip archive).
- SoC
- HiSilicon Hi3516A
- Architecture
- arm
- OEM build
- General
- Kernel
- Linux 3.4.35
- Bootloader
- U-Boot 2010.06-svn3638
- Flash
- 16.0 MB
- Image dates
- Dec 9, 2016 to Mar 10, 2017
- Security
- Not signed, not encrypted
- Language & video
- English by default · PAL
Flash layout: 13 partitions, 8 written by this firmware
From the firmware's partition table (partitionV2.txt).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| U-Boot | 0x90000 | 0xc0000 | 192.0 KB | dhboot.bin.img | — | 2016-12-09 |
| hwid | 0xc0000 | 0xe0000 | 128.0 KB | not written | — | — |
| updateflag | 0xe0000 | 0x110000 | 192.0 KB | not written | — | — |
| partition(ro) | 0x110000 | 0x130000 | 128.0 KB | partition-x.cramfs.img | cramfs | 2016-12-09 |
| custom(ro) | 0x130000 | 0x150000 | 128.0 KB | custom-x.squashfs.img | squashfs | 2016-12-09 |
| product(ro) | 0x150000 | 0x170000 | 128.0 KB | pd-x.squashfs.img | squashfs | 2016-12-09 |
| Kernel | 0x170000 | 0x2f0000 | 1.5 MB | kernel.img | — | 2016-12-09 |
| romfs(ro) | 0x2f0000 | 0x3d0000 | 896.0 KB | romfs-x.squashfs.img | squashfs | 2017-03-10 |
| web(ro) | 0x3d0000 | 0x650000 | 2.5 MB | web-x.squashfs.img | squashfs | 2016-12-09 |
| user(ro) | 0x650000 | 0xf10000 | 8.8 MB | user-x.squashfs.img | squashfs | 2017-03-10 |
| syslog | 0xf10000 | 0xf60000 | 320.0 KB | not written | jffs2 | — |
| config | 0xf60000 | 0xfb0000 | 320.0 KB | not written | jffs2 | — |
| backup | 0xfb0000 | 0x1000000 | 320.0 KB | not written | jffs2 | — |
Related firmware
Other files for much of the same hardware, from any vendor.
- DH_IPC-HX4XXX-Eos_Chn_PN_Stream3_V2.801.000000Z.0.R.201215.bin
Released Dec 15, 2020 · V2.801.000000Z.0.R · 86 devices · Dahua
- DH_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.622.0000000.33.R.180124.bin
Released Jan 24, 2018 · V2.622.0000000.33.R · 85 devices · Viatec, Cifra
- dh_ipc-hx4xxx-eos_eng_p_stream3_v2.622.0000000.31.r.171214.bin
Released Dec 14, 2017 · V2.622.0000000.31 · 85 devices · Dahua
- DH_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.22.R.20161209.bin
Released Dec 9, 2016 · V2.420.0000.22.R · 41 devices · ASM
- DH_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.22.R.20161209.rar
Released Dec 9, 2016 · V2.420.0000.22.R · 41 devices · Sapsan
- DH_IPC-HX4XXX-Eos_EngSpn_N_Stream3_V2.420.0000.22.R.20161209.zip
Released Dec 9, 2016 · V2.420.0000.22.R · 41 devices · Dahua
- General_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.22.R.20161209.bin
Released Dec 9, 2016 · V2.420.0000.22.R · 41 devices · ASM
- General_IPC-HX4XXX-Eos_Eng_P_Stream3_V2.420.0000.7.R.20150922.bin
Released Sep 22, 2015 · V2.420.0000.7.R · 17 devices · Dahua