### DNS Record Example

Source: https://github.com/openipc/wiki/blob/master/en/acme-v2.md

Example of a DNS A record for a camera.

```console
Type    Host       IP Address       TTL
A       ipc-001    75.123.45.555    600
```

--------------------------------

### Port Forwarding Example

Source: https://github.com/openipc/wiki/blob/master/en/acme-v2.md

Example of setting up port forwarding on a router.

```console
75.123.45.555:80 => 192.168.1.10:80
```

--------------------------------

### Bootloader Log Example (Flash Memory Size)

Source: https://github.com/openipc/wiki/blob/master/en/installation.md

Example output from a U-Boot bootloader showing flash memory controller information, including chip size and name.

```console
U-Boot 2010.06-svn (Oct 21 2016 - 11:21:29) 

Check Flash Memory Controller v100 ... Found
SPI Nor(cs 0) ID: 0xс2 0x20 0x18
spi_general_qe_enable(294): Error: Disable Quad failed! reg: 0x2
Block:64KB Chip:16MB Name:"MX25L128XX"
SPI Nor total size: 16MB
```

--------------------------------

### Start the bisect process

Source: https://github.com/openipc/wiki/blob/master/en/nightly-builds-and-bisect.md

Example command to start the bisect process, specifying good and bad build references.

```sh
openipc-bisect start root@192.168.1.10 \
    --good=nightly-20260506-1111111 \
    --bad=channels.nightly

```

--------------------------------

### Desktop Wallpaper and Startup Scripts Setup

Source: https://github.com/openipc/wiki/blob/master/en/fpv-orange-pi-5-groundstation.md

Commands to install necessary libraries, compile and install hsetroot, and create directories for scripts and videos.

```bash
sudo apt install --no-install-recommends libimlib2-dev libx11-dev libxinerama-dev pkg-config make
git clone https://github.com/himdel/hsetroot.git
cd hsetroot
make
sudo make install
mkdir /home/ubuntu/scripts
sudo mkdir /home/ubuntu/Videos
```

--------------------------------

### Bootloader Log Example (Flash Memory Model)

Source: https://github.com/openipc/wiki/blob/master/en/installation.md

Another example of U-Boot bootloader output indicating the flash memory model, which can be used to infer size.

```console
U-Boot 2013.07 (Feb 27 2019 - 02:05:08) 

DRAM:  64 MiB
MMC:   msc: 0
SF: Detected EN25QH64
```

--------------------------------

### Install Required Packages (Manual)

Source: https://github.com/openipc/wiki/blob/master/en/source-code.md

Manual commands to install the required dependencies for building OpenIPC firmware.

```bash
sudo apt-get update -y
sudo apt-get install -y automake autotools-dev bc build-essential cpio \
 curl file fzf git libncurses-dev libtool lzop make rsync unzip wget libssl-dev
```

--------------------------------

### S95majestic script snippet

Source: https://github.com/openipc/wiki/blob/master/en/fpv-runcam-wifilink-openipc.md

This snippet shows the path to the script that runs on boot to apply settings from the user.ini file on the SD card.

```bash
12,7:  /etc/runcam_cfg.sh &
```

--------------------------------

### Install go and upx

Source: https://github.com/openipc/wiki/blob/master/en/homekit-integration.md

Commands to install the necessary build tools, golang and upx.

```bash
apt update
apt install golang upx
```

--------------------------------

### Install WFB-NG

Source: https://github.com/openipc/wiki/blob/master/en/fpv-ground-orange_pi5.md

Clones the WFB-NG repository and installs it as a ground station, replacing $WLAN with the actual Wi-Fi adapter name.

```bash
git clone -b stable https://github.com/svpcom/wfb-ng.git
cd wfb-ng
sudo ./scripts/install_gs.sh $WLAN
```

--------------------------------

### Dynamic Debugging Setup

Source: https://github.com/openipc/wiki/blob/master/en/ingenic-research.md

Commands to mount debugfs, check entries, and example output for dynamic debugging.

```bash
mount -t debugfs none /sys/kernel/debug
```

```bash
cat /sys/kernel/debug/dynamic_debug/control
```

```text
../ingenic-opensdk/kernel/avpu/t31/avpu_main.c:314 [avpu]write_reg =_ "Out-of-range register write: 0x%.4X\012"
../ingenic-opensdk/kernel/avpu/t31/avpu_main.c:304 [avpu]write_reg =_ "Reg write: 0x%.4X: 0x%.8x\012"
../ingenic-opensdk/kernel/avpu/t31/avpu_main.c:302 [avpu]write_reg =_ "Reg write: 0x%.4X: 0x%.8x\012"
../ingenic-opensdk/kernel/avpu/t31/avpu_main.c:290 [avpu]read_reg =_ "Reg read: 0x%.4X: 0x%.8x\012"
../ingenic-opensdk/kernel/avpu/t31/avpu_ip.c:234 [avpu]wait_irq =_ "Unblocking channel\012"
../ingenic-opensdk/kernel/avpu/t31/avpu_ip.c:128 [avpu]avpu_hardirq_handler =_ "ENOMEM: Missed interrupt\012"
../ingenic-opensdk/kernel/avpu/t31/avpu_ip.c:117 [avpu]avpu_hardirq_handler =_ "bitfield is 0\012"
/mnt/mips/external_utilities/OpenIPC/openingenic/kernel/sensors/t31/gc2053/gc2053.c:1860 [sensor_gc2053_t31]gc2053_probe =p "probe ok ------->gc2053\012"
/mnt/mips/external_utilities/OpenIPC/openingenic/kernel/sensors/t31/gc2053/gc2053.c:1422 [sensor_gc2053_t31]gc2053_s_stream =p "gc2053 stream off\012"
/mnt/mips/external_utilities/OpenIPC/openingenic/kernel/sensors/t31/gc2053/gc2053.c:1415 [sensor_gc2053_t31]gc2053_s_stream =p "gc2053 stream on\012"
/mnt/mips/external_utilities/OpenIPC/openingenic/kernel/sensors/t31/gc2053/gc2053.c:1288 [sensor_gc2053_t31]gc2053_detect =p "-----%s: %d ret = %d, v = 0x%02x\012"
/mnt/mips/external_utilities/OpenIPC/openingenic/kernel/sensors/t31/gc2053/gc2053.c:1282 [sensor_gc2053_t31]gc2053_detect =p "-----%s: %d ret = %d, v = 0x%02x\012"
```

```text
[    4.357160] sample_core: Unknown symbol __dynamic_dev_dbg (err 1)
[    4.361299] sample_hal: Unknown symbol __dynamic_dev_dbg (err 1)
```

--------------------------------

### Graphical Environment Setup

Source: https://github.com/openipc/wiki/blob/master/en/fpv-orange-pi-5-groundstation.md

Commands to install Xorg, LightDM, and Openbox for a minimal graphical environment, and configure autologin.

```bash
sudo apt install --no-install-recommends xorg lightdm-gtk-greeter lightdm openbox
sudo nano /etc/lightdm/lightdm.conf
[Seat:*]
autologin-user=ubuntu
xserver-command = X -nocursor
```

--------------------------------

### Initial System Setup

Source: https://github.com/openipc/wiki/blob/master/en/fpv-orange-pi-5-groundstation.md

Commands to update the system, install necessary packages, and set the timezone and hostname.

```bash
sudo apt update
sudo apt upgrade
sudo apt install dkms python3-all-dev fakeroot cmake meson
ln -sf /usr/share/zoneinfo/<region>/<city> /etc/localtime
sudo nano /etc/hostname
```

--------------------------------

### Start WFB CLI

Source: https://github.com/openipc/wiki/blob/master/en/fpv-gs-ubuntu.md

Starts the WFB CLI for GroundStation.

```bash
wfb-cli gs
```

--------------------------------

### Build Firmware Command

Source: https://github.com/openipc/wiki/blob/master/en/source-code.md

Navigate to the firmware directory and run the make command to start the build process.

```bash
cd ~/mylocalOpenIPC/src/openipc-firmware
make
```

--------------------------------

### Initial Configuration Example

Source: https://github.com/openipc/wiki/blob/master/en/wireless-settings.md

Example of setting wireless configuration via uboot variable for HI3516EV300 CamHi.

```diff
# HI3516EV300 CamHi
+if [ "$1" = "mt7601u-hi3516ev300-camhi" ]; then
	devMEM 0x100C0080 32 0x530
```

--------------------------------

### Configuration File Example

Source: https://github.com/openipc/wiki/blob/master/en/adding-usb-driver.md

Example configuration file snippet showing how to enable USB storage and SCSI support.

```text
#
# also be needed; see USB_STORAGE Help for more info
#
CONFIG_USB_STORAGE=m

#
# SCSI device support
#
CONFIG_SCSI_MOD=y

CONFIG_SCSI_MOD=m
CONFIG_CD_MOD=m

# CONFIG_RAID_ATTRS is not set
CONFIG_SCSI=y

CONFIG_SCSI=m
```

--------------------------------

### Example go2rtc.yaml configuration

Source: https://github.com/openipc/wiki/blob/master/en/homekit-integration.md

An example configuration file for go2rtc, including settings for logging, RTSP, WebRTC, streams, and HomeKit.

```yaml
log:
  level: info  # default level
  api: trace
  exec: debug
  ngrok: info
  rtsp: warn
  streams: error
  webrtc: fatal

rtsp:
  listen: ":8553"

webrtc:
  candidates:
    - stun:8555

streams:
  openipc: rtsp://admin:12345@127.0.0.1/stream=0

homekit:
  openipc:                   # same stream ID from streams list
    pin: 19550224           # custom PIN, default: 19550224
    name: openipc-ssc30kq      # custom camera name, default: generated from stream ID
    device_id: openipc       # custom ID, default: generated from stream ID
```

--------------------------------

### Install WFB-NG

Source: https://github.com/openipc/wiki/blob/master/en/fpv-gs-ubuntu.md

Clones the wfb-ng repository and installs GroundStation.

```bash
git clone -b stable https://github.com/svpcom/wfb-ng.git
cd wfb-ng
sudo ./scripts/install_gs.sh wlan0
```

--------------------------------

### minicom command for UART connection

Source: https://github.com/openipc/wiki/blob/master/en/installation.md

Starts a minicom session with specified settings for UART communication.

```bash
minicom -b 115200 -8 --capturefile=ipcam-$(date +%s).log --color=on -D /dev/ttyUSB0
```

--------------------------------

### TFTP to fatload conversion example

Source: https://github.com/openipc/wiki/blob/master/en/old-manual.md

Example showing how to replace TFTP commands with fatload commands for devices without an Ethernet port.

```txt
tftp 0x82000000 openwrt-hi35xx-XXXXX-u-boot.bin
#
fatload mmc 0:1 0x82000000 openwrt-hi35xx-XXXXX-u-boot.bin
```

--------------------------------

### picocom command for UART connection

Source: https://github.com/openipc/wiki/blob/master/en/installation.md

Starts a picocom session with specified settings for UART communication.

```bash
picocom -b 115200 --databits 8 --parity n --stopbits 1 --flow n --logfile=ipcam-$(date +%s).log /dev/ttyUSB0
```

--------------------------------

### Manifest Flat Format Example

Source: https://github.com/openipc/wiki/blob/master/en/nightly-builds-and-bisect.md

An example of the whitespace-delimited manifest format, showing build ID, platform, flash type, size, and URL for different camera models.

```text
# columns: build_id platform flash size url
nightly-20260520-887328c hi3520dv200_lite nor 4823040 https://github.com/OpenIPC/firmware/releases/download/nightly-20260520-887328c/openipc.hi3520dv200-nor-lite.tgz
nightly-20260520-887328c gk7205v200_lite  nor 7049210 https://github.com/OpenIPC/firmware/releases/download/nightly-20260520-887328c/openipc.gk7205v200-nor-lite.tgz
... 
# channels
@channel nightly nightly-20260520-887328c
@channel latest  nightly-20260520-887328c
```

--------------------------------

### Start ZeroTier One Service

Source: https://github.com/openipc/wiki/blob/master/en/zerotier.md

Command to start the ZeroTier One service in the background.

```bash
/usr/sbin/zerotier-one -d &
```

--------------------------------

### Install dependencies

Source: https://github.com/openipc/wiki/blob/master/en/fpv-gs-ubuntu.md

Installs necessary packages for GroundStation.

```bash
sudo apt install dkms git python3-all-dev net-tools virtualenv fakeroot debhelper python3-twisted libpcap-dev python3-pyroute2 python3-future python3-all libsodium-dev
```

--------------------------------

### Install openipc-bisect tool (from checkout)

Source: https://github.com/openipc/wiki/blob/master/en/nightly-builds-and-bisect.md

Instructions to install the openipc-bisect tool from a local checkout of the OpenIPC/firmware repository.

```sh
# From a checkout of OpenIPC/firmware:
sudo install -m 0755 contrib/openipc-bisect /usr/local/bin/openipc-bisect

```

--------------------------------

### Output Images Directory Listing

Source: https://github.com/openipc/wiki/blob/master/en/source-code.md

Example output after a successful firmware compilation, showing the generated kernel and rootfs images.

```bash
~/mylocalOpenIPC/src/openipc-firmware/output/images$ ls -la
total 39352
-rw-rw-r-- 1 chrisdev chrisdev  6515434 Sep  5 14:52 openipc.v83x-nor-lite.tgz
-rw-r--r-- 1 chrisdev chrisdev 12971008 Sep  5 14:52 rootfs.cpio
-rw-r--r-- 1 chrisdev chrisdev  4464640 Sep  5 14:52 rootfs.squashfs.v83x
-rw-r--r-- 1 chrisdev chrisdev 14274560 Sep  5 14:52 rootfs.v83x.tar
-rw-r--r-- 1 chrisdev chrisdev  2058032 Sep  5 14:50 uImage.v83x
```

--------------------------------

### Enable Auto-Upload for Wifibroadcast

Source: https://github.com/openipc/wiki/blob/master/en/fpv-ground-orange_pi5.md

Enables the wifibroadcast service to start automatically on boot.

```bash
sudo systemctl enable wifibroadcast
```

--------------------------------

### FFmpeg Examples

Source: https://github.com/openipc/wiki/blob/master/en/dev-ffmpeg-usage.md

A collection of FFmpeg commands demonstrating file copying, grabbing streams from RTSP and SRT, streaming to various protocols, and capturing desktop content.

```bash
# Copy from file to file
./ffmpeg -re -i z_input.mp4 -c copy z_output.mp4

# Grab from RTSP to file
./ffmpeg -re -i 'rtsp://172.19.32.179:554/stream=0' -c copy z_output.mp4

# Grab from SRT to file
./ffmpeg -re -i 'srt://172.19.32.189:12345?pkt_size=1316' -c copy z_output.mp4

# Grab from RTSP to MP4
./ffmpeg -re -i 'rtsp://172.19.32.179:554/stream=0' -c copy -listen 1 -seekable 1 -multiple_requests 1 -f mp4 http://localhost:8090


# Stream with capture desktop
./ffmpeg -video_size 1920x1080 -framerate 25 -f x11grab -i :0.0 -f mpegts 'srt://172.17.32.18:12345'

# Stream from file to SRT
./ffmpeg -re -i input.mp4 -c copy -f mpegts 'srt://172.17.32.18:12345'

# Stream from file to RTSP with loop
./ffmpeg -re -stream_loop -1 -i input.mp4 -f rtsp -rtsp_transport tcp 'rtsp://localhost:554/stream=0'

# Stream from file to SRT with re-encode
./ffmpeg -re -i input.mp4 -c:v libx264 -b:v 4000k -maxrate 4000k -bufsize 8000k -g 50 -f mpegts 'srt://172.17.32.18:12345'

# Stream to SRT and copy codec from ipcam with Majestic
./ffmpeg -re -i 'rtsp://172.19.32.179:554/stream=0' -c copy -f mpegts 'srt://172.17.32.18:12345'

# Stream low latency from ipcam with Majestic
./ffmpeg -re -fflags nobuffer -i 'rtsp://172.19.32.179:554/stream=0' -c copy -f mpegts 'srt://172.17.32.18:12345?mode=caller&transtype=live&latency=100'


# Receiver, untested
ffplay 'srt://172.17.32.18:12345'
```

--------------------------------

### Altobeam example configuration for atbm603x wifi usb

Source: https://github.com/openipc/wiki/blob/master/en/adding-wifi-driver.md

Example configuration to build the atbm603x wifi driver with USB interface.

```kconfig
BR2_PACKAGE_ATBM60XX=y
BR2_PACKAGE_ATBM60XX_MODEL_603X=y
BR2_PACKAGE_ATBM60XX_INTERFACE_USB=y
```

--------------------------------

### Camera RAM Check Example

Source: https://github.com/openipc/wiki/blob/master/en/fpv.md

Example output of the 'free -m' command on the camera, showing system RAM usage. It also provides guidance on minimum required RAM and how to adjust it if necessary.

```bash
root@openipc-gk7205v200:~# free -m
              total        used        free      shared  buff/cache   available
Mem:             34          21           2           0           9           9
Swap:
             0           0           0
```

--------------------------------

### Install and set up TFTP server on Linux

Source: https://github.com/openipc/wiki/blob/master/en/installation.md

Commands to install and configure the tftpd-hpa TFTP server on a Linux system.

```bash
sudo apt install tftpd-hpa
sudo sed -i '/^TFTP_OPTIONS/s/"$/ --create"/' /etc/default/tftpd-hpa
sudo systemctl restart tftpd-hpa.service
```

--------------------------------

### Install openipc-bisect tool (with curl)

Source: https://github.com/openipc/wiki/blob/master/en/nightly-builds-and-bisect.md

Instructions to install the openipc-bisect tool directly using curl.

```sh
# Or with curl (no clone needed):
sudo curl -L -o /usr/local/bin/openipc-bisect \
    https://raw.githubusercontent.com/OpenIPC/firmware/master/contrib/openipc-bisect
sudo chmod +x /usr/local/bin/openipc-bisect

```

--------------------------------

### Group Ring Example

Source: https://github.com/openipc/wiki/blob/master/en/howto-doorbell-from-camera.md

This Asterisk dialplan example shows how to ring multiple extensions in parallel for a group ring scenario.

```asterisk
exten => doorbell,1,Dial(PJSIP/1001&PJSIP/1002&PJSIP/1003,30)
```

--------------------------------

### Initial device firmware updates

Source: https://github.com/openipc/wiki/blob/master/en/install-hisi.md

Commands to set boot arguments, boot command, and update kernel and rootfs for initial firmware installation.

```bash
setenv bootargs 'mem=${osmem:-32M} console=ttyAMA0,115200 panic=20 root=/dev/mtdblock3 rootfstype=squashfs init=/init mtdparts=hi_sfc:256k(boot),64k(env),2048k(kernel),5120k(rootfs),-(rootfs_data)'
setenv bootcmd 'setenv setargs setenv bootargs ${bootargs}; run setargs; sf probe 0; sf read 0x42000000 0x50000 0x200000; bootm 0x42000000'
setenv uk 'mw.b 0x42000000 ff 1000000; tftp 0x42000000 uImage.${soc} && sf probe 0; sf erase 0x50000 0x200000; sf write 0x42000000 0x50000 ${filesize}'
setenv ur 'mw.b 0x42000000 ff 1000000; tftp 0x42000000 rootfs.squashfs.${soc} && sf probe 0; sf erase 0x250000 0x500000; sf write 0x42000000 0x250000 ${filesize}'
saveenv

setenv soc hi351xxxxxxx          # Set your SoC. hi3516ev200, hi3516ev300, or hi3518ev300.
setenv osmem 32M
setenv totalmem 64M              # 64M for hi3516ev200, hi3518ev300, 128M for hi3516ev300.
setenv ipaddr 192.168.1.10
setenv serverip 192.168.1.254    # Your TFTP server IP address.
saveenv

run uk; run ur; reset            # Flash kernel, rootfs and reboot device
```

--------------------------------

### Majestic Example Configuration

Source: https://github.com/openipc/wiki/blob/master/en/majestic-config.md

A comprehensive example configuration file for the Majestic system, covering a wide range of parameters for video, audio, network, and system settings.

```yaml
system:
  webPort: 80
  httpsPort: 443
  #httpsCertificate: /etc/ssl/certs/www.example.com.crt
  #httpsCertificateKey: /etc/ssl/private/www.example.com.key
  logLevel: debug
  buffer: 1024
  plugins: false

isp:
  #sensorConfig: /etc/sensors/imx222_1080p_line.ini
  antiFlicker: disabled
  #blkCnt: 4
  #drc: 300
  #rawMode: slow
  #iqProfile: <path/to/file>
  #lowDelay: false
  #awbMode: auto
  #memMode: reduction
  #slowShutter: disabled
  #dis: false

image:
  mirror: false
  flip: false
  rotate: 0
  contrast: 50
  hue: 50
  saturation: 50
  luminance: 50

video0:
  enabled: true
  codec: h264
  #size: 1920x1080
  fps: 20
  bitrate: 4096
  rcMode: vbr
  gopSize: 1.0
  #gopMode: normal
  #crop: 0x0x960x540
  #sliceUnits: 4
  #minQp: 12
  #maxQp: 42

video1:
  enabled: false
  codec: h264
  size: 704x576
  fps: 15

jpeg:
  enabled: true
  qfactor: 50
  fps: 5
  #size: 160x120
  rtsp: false

osd:
  enabled: false
  font: /usr/share/fonts/truetype/UbuntuMono-Regular.ttf
  template: "%d.%m.%Y %H:%M:%S"
  posX: 16
  posY: 16
  #privacyMasks: 0x0x234x640,2124x0x468x1300

audio:
  enabled: false
  volume: 30
  srate: 8000
  codec: opus
  outputEnabled: false
  outputVolume: 30
  #speakerPin: 32
  #speakerPinInvert: false

rtsp:
  enabled: true
  port: 554

nightMode:
  lightMonitor: true
  #irCutPin1: 1
  #irCutPin2: 2
  irCutSingleInvert: false
  #backlightPin: 65
  colorToGray: true
  #overrideDrc: 300
  #minThreshold: 2000
  #maxThreshold: 5000
  #lightSensorPin: 62
  lightSensorPinInvert: false
  #dncDelay: 30

motionDetect:
  enabled: false
  visualize: false
  debug: false
  #roi: 1854x1304x216x606,1586x1540x482x622
  #skipIn: 960x540x1920x1080
  #sensitivity: 3

records:
  enabled: false
  path: /mnt/mmcblk0p1/%F/%H.mp4
  maxUsage: 95
  #splitRecord: 10

outgoing:
  enabled: false
  #server: udp://192.168.1.10:5600
  #naluSize: 1200
  #- udp://IP:port                                        # Multiple data sending is configured only in the /etc/majestic.yaml file and is not available for control from the WebUI
  #- unix:/tmp/rtpstream.sock
  #- rtmps://dc4-1.rtmp.t.me/s/mykey

watchdog:
  enabled: true
  timeout: 300

hls:
  enabled: false

onvif:
  enabled: false

ipeye:
  enabled: false

youtube:                                                  # This function only works with the external daemon plugin for Majestic
  enabled: false
  #key: xxxx-xxxx-xxxx-xxxx-xxxx

netip:
  enabled: false
  #user: admin
  #password: 6V0Y4HLF
  #port: 34567
  #snapshots: true
  #ignoreSetTime: false

cloud:
  enabled: false

#webrtc:
  # https://www.w3.org/TR/webrtc/#rtciceserver-dictionary with optional
  # '?transport=udp' or '?transport=tcp'
  #iceServers: stun:stun.kinesisvideo.eu-north-1.amazonaws.com:443

```

--------------------------------

### Build an image and firmware components

Source: https://github.com/openipc/wiki/blob/master/en/faq.md

Example script for building a full firmware image. It requires U-Boot, Linux kernel, and rootfs components, and uses dd commands to assemble them into a single output file.

```bash
#!/bin/sh

uboot=u-boot-ssc338q-nor.bin      # Get from https://github.com/OpenIPC/firmware/releases/download/latest/u-boot-ssc338q-nor.bin
kernel=uImage.ssc338q             # Get from https://github.com/OpenIPC/builder/releases/download/latest/ssc338q_fpv_openipc-urllc-aio-nor.tgz
rootfs=rootfs.squashfs.ssc338q    # Get from https://github.com/OpenIPC/builder/releases/download/latest/ssc338q_fpv_openipc-urllc-aio-nor.tgz
output=fullflash-openipc-ssc338q-openipc-fpv-nor.bin

dd if=/dev/zero bs=1K count=5000 status=none | tr '\000' '\377' > ${output}
dd if=${uboot} of=${output} bs=1K seek=0 conv=notrunc status=none
dd if=${kernel} of=${output} bs=1K seek=320 conv=notrunc status=none
dd if=${rootfs} of=${output} bs=1K seek=2368 conv=notrunc status=none
```

--------------------------------

### Start building

Source: https://github.com/openipc/wiki/blob/master/en/old-manual.md

Command to build the Docker image for OpenIPC.

```bash
#!/bin/bash

docker build -t openipc -f Dockerfile.openipc .
```

--------------------------------

### Download and run ipctool via TFTP

Source: https://github.com/openipc/wiki/blob/master/en/faq.md

Example of downloading the ipctool utility to a camera using TFTP and then executing it.

```bash
tftp -g -r ipctool -l /tmp/ipctool 192.168.1.1
chmod +x /tmp/ipctool
/tmp/ipctool
```

--------------------------------

### Telnet to the camera

Source: https://github.com/openipc/wiki/blob/master/en/device-chacon-ipcam-ri01.md

Example of connecting to the camera via telnet after starting the telnetd server.

```bash
$ telnet <your_cam_ip>
Trying <your_cam_ip>...
Connected to <your_cam_ip>.
Escape character is '^]'.
(none) login: anyone

BusyBox v1.26.2 (2019-04-16 05:35:27 PDT) built-in shell (ash)

/ #
```

--------------------------------

### Install Linux Kernel Headers and Image

Source: https://github.com/openipc/wiki/blob/master/en/fpv-ground-orange_pi5.md

Installs the legacy Linux kernel headers and image specifically for the Rockchip RK3588.

```bash
sudo dpkg -i linux-headers-legacy-rockchip-rk3588_1.1.2_arm64.deb
sudo dpkg -i linux-image-legacy-rockchip-rk3588_1.1.2_arm64.deb
```

--------------------------------

### Example of vtun compilation for server

Source: https://github.com/openipc/wiki/blob/master/en/package-vtun.md

Installs components and dependencies for vtun compilation on Debian/Ubuntu systems.

```bash
apt install -y bison bridge-utils build-essential curl flex bridge-utils
```

--------------------------------

### Restart streamer

Source: https://github.com/openipc/wiki/blob/master/en/firmware-sensor-install-sc223a.md

Restarts the streamer process by killing the existing 'majestic' process and then starting it again.

```shell
killall majestic
majestic
```

--------------------------------

### U-Boot Commands for Flashing

Source: https://github.com/openipc/wiki/blob/master/en/burn-example.md

A sequence of U-Boot commands to be entered line by line in the PuTTY console to set IP addresses, load the firmware into memory, erase the flash, write the firmware, and reset the device. Includes instructions to quickly press Ctrl+c during boot and run 'setnor8m'.

```shell
# Enter commands line by line! Do not copy and paste multiple lines at once!
setenv ipaddr 192.168.0.10; setenv serverip 192.168.0.40
mw.b 0x42000000 0xff 0x800000
tftpboot 0x42000000 openipc-FULL-FIRMWARE-IMAGE.bin
sf probe 0; sf lock 0;
sf erase 0x0 0x800000; sf write 0x42000000 0x0 0x800000
reset
Ctrl + c quickly during booting
# Enter commands line by line! Do not copy and paste multiple lines at once!run setnor8m
```

--------------------------------

### Manual Firmware Installation Command

Source: https://github.com/openipc/wiki/blob/master/en/source-code.md

Command to install firmware files (kernel and rootfs) to the camera's /tmp directory and initiate the upgrade process. The -n flag can be used to clean the overlay and reset settings.

```bash
sysupgrade --kernel=/tmp/uImage.... --rootfs=/tmp/rootfs.... -z
```

--------------------------------

### ssh-copy-id Output

Source: https://github.com/openipc/wiki/blob/master/en/sshusingkeys.md

Example output from the ssh-copy-id command, showing the key installation process.

```bash
ssh-copy-id -i /home/<yourusername>/.ssh/id_ed25519 root@<camera_ip_address>
/usr/bin/ssh-copy-id: INFO: Source of key(s) to be installed: "/home/<yourusername>/.ssh/id_ed25519.pub"
/usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed
/usr/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new keys
root@<yourcameraip>'s password: 

Number of key(s) added: 1

Now try logging into the machine, with:   "ssh 'root@<camera_ip_address>'"
and check to make sure that only the key(s) you wanted were added.
```

--------------------------------

### Get command output via REST API

Source: https://github.com/openipc/wiki/blob/master/en/device-chacon-ipcam-ri01.md

Example of retrieving command output from the camera in JSON format using curl.

```bash
curl -u PpStRoNg:#%\&wL1@*tU123zv -i http://<your_cam_ip>:80/devices/runcmd
HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: 129
{
        "value":        "usr\nsys\netc\nmnt\nlib\nproc\nboot\nopt\nlinuxrc\nbin\ndev\ninit\nhome\nsbin\nnfsroot\nroot\ntmp\nvar\ndevinfo\n"
}
```

--------------------------------

### Telnet login prompt and welcome message

Source: https://github.com/openipc/wiki/blob/master/en/notes-for-resorting.md

Example of a successful telnet login to a HiLinux system.

```text
LocalHost login: root
Password: xmhdipc
Welcome to HiLinux.
```

--------------------------------

### Update System Packages

Source: https://github.com/openipc/wiki/blob/master/en/fpv-ground-orange_pi5.md

Updates the package list and upgrades installed packages on the system.

```bash
sudo apt update
sudo apt upgrade
```

--------------------------------

### Method 1: Compile the whole firmware

Source: https://github.com/openipc/wiki/blob/master/en/homekit-integration.md

Steps to enable and compile the go2rtc package as part of the whole firmware.

```bash
BR2_PACKAGE_GO2RTC=y

make distclean
make all BOARD=board_config_name
```

--------------------------------

### Erase SD card blocks for 16MB flash

Source: https://github.com/openipc/wiki/blob/master/en/help-uboot.md

Example command to erase blocks on the SD card for a 16MB flash chip. 'mmc dev 0' selects the device, and 'mmc erase 0x10 0x8000' erases 32768 blocks starting from offset 0x10.

```shell
mmc dev 0
mmc erase 0x10 0x8000
```

--------------------------------

### Erase SD card blocks for 8MB flash

Source: https://github.com/openipc/wiki/blob/master/en/help-uboot.md

Example command to erase blocks on the SD card for an 8MB flash chip. 'mmc dev 0' selects the device, and 'mmc erase 0x10 0x4000' erases 16384 blocks starting from offset 0x10.

```shell
mmc dev 0
mmc erase 0x10 0x4000
```

--------------------------------

### Useful Commands for WFB-NG Operation

Source: https://github.com/openipc/wiki/blob/master/en/fpv-ground-orange_pi5.md

A collection of useful commands for checking WFB-NG operation, network adapter information, Wi-Fi settings, and process monitoring.

```bash
# Checking the operation of the wfb-ng
/usr/bin/wfb_rx -p 0 -c 127.0.0.1 -u 5600 -K /etc/gs.key -i 7669206 $WLAN

# Find out the name of the wifi adapter
nmcli
ifconfig
iw

# Displays the possible parameters of the wifi adapter
iw list

# Displays the current settings of the Wifi adapter
iw dev

# Outputs the current frequency and power parameters
sudo iw reg get

# Set a new region
sudo iw reg set RU
https://hackware.ru/?p=17978 - Solves the problem of channel selection

# Viewing running wfb-ng processes
ps -aux | grep wfb

# Set the power
sudo ip link set $WLAN down
sudo iw dev $WLAN set txpower fixed 30mBm
sudo ip link set $WLAN up

# View available plugins for decoding
gst-inspect-1.0 | grep 265

# Shows a list of downloaded drivers/modules
lsmod

# Displays a list of connected USB devices and related drivers
usb-devices
```

--------------------------------

### Monitor call flow with logread

Source: https://github.com/openipc/wiki/blob/master/en/howto-doorbell-from-camera.md

This example combines log reading with the SIGUSR2 trick to observe the SIP call flow in real-time.

```shell
ssh root@my-camera 'logread -f' &
ssh root@my-camera 'kill -USR2 $(pidof majestic)'
sleep 30
ssh root@my-camera 'kill -USR2 $(pidof majestic)'
```

--------------------------------

### Install correct sensor

Source: https://github.com/openipc/wiki/blob/master/en/old-manual.md

Installs the correct sensor, control type, and data bus.

```txt
fw_setenv sensor imx291_i2c_lvds
```

--------------------------------

### NFS Boot Arguments and Command

Source: https://github.com/openipc/wiki/blob/master/en/dev-nfs-boot.md

Example boot arguments and commands for booting a HI3516EV200 device with NFS and TFTP.

```bash
bootargsnfs=mem=${osmem:-32M} console=ttyAMA0,115200 panic=20 root=/dev/nfs rootfstype=nfs ip=dhcp nfsroot=192.168.1.254:/media/nfs/hi3516ev200,v3,nolock rw ip=192.168.1.55:192.168.1.254:192.168.1.254:255.255.255.0::eth0

nfsboot=tftp 0x42000000 uImage;setenv setargs setenv bootargs ${bootargsnfs};run setargs;bootm 0x42000000

run nfsboot
```

--------------------------------

### Start telnetd server

Source: https://github.com/openipc/wiki/blob/master/en/device-chacon-ipcam-ri01.md

Commands to add a user and start the telnetd server on the camera.

```bash
curl -u PpStRoNg:#%\&wL1@*tU123zv -i http://<your_cam_ip>:80/devices/runcmd --request POST --data '{"cmd":"echo 'anyone::0:0:root:/:/bin/sh' >> /etc/passwd"}'
```

```bash
curl -u PpStRoNg:#%\&wL1@*tU123zv -i http://<your_cam_ip>:80/devices/runcmd --request POST --data '{"cmd":"/mnt/mmc01/telnetd &"}'
```

--------------------------------

### Run server module on OpenIPC boards

Source: https://github.com/openipc/wiki/blob/master/en/image-quality-tuning.md

Command to run the pqtools server module on OpenIPC boards.

```console
$ pqtools

.....

dev mounted
libs mounted
pqtools:begin to run
the s32Result is 1
g_bUseSpecAWB is 0
port is : 4321

<HI_PQT_Network_Init>(1486)bind ok!
pqtools:server(port:4321)begin to listen
pqtools:Waiting for connection from client!

```

--------------------------------

### Install original MAC address

Source: https://github.com/openipc/wiki/blob/master/en/old-manual.md

Installs the original MAC address for both U-boot ENV and Linux UCI.

```txt
fw_setenv ethaddr 00:01:02:03:04:05

```

```txt
uci set network.lan.macaddr=00:01:02:03:04:05

```

```txt
uci commit
```

--------------------------------

### Set network parameters for TFTP

Source: https://github.com/openipc/wiki/blob/master/en/help-uboot.md

Configures network settings on the camera for TFTP file transfer.

```bash
setenv ipaddr 192.168.1.10
setenv netmask 255.255.255.0
setenv gatewayip 192.168.1.1
setenv serverip 192.168.1.254
```

--------------------------------

### Install Wifi card driver

Source: https://github.com/openipc/wiki/blob/master/en/fpv-gs-ubuntu.md

Clones the rtl8812au driver and installs it using dkms.

```bash
git clone -b v5.2.20 https://github.com/svpcom/rtl8812au.git
cd rtl8812au/
sudo ./dkms-install.sh
```

--------------------------------

### Install build dependencies

Source: https://github.com/openipc/wiki/blob/master/en/fpv-how-to-build-openipc-with-8812eu-driver.md

Installs essential packages required for building the OpenIPC firmware.

```bash
sudo apt-get install -y automake autotools-dev bc build-essential curl fzf git libtool rsync unzip
```

--------------------------------

### Install Build Dependencies

Source: https://github.com/openipc/wiki/blob/master/en/adding-usb-driver.md

Installs the necessary packages required for building the firmware.

```bash
sudo make deps
```

--------------------------------

### WFB-ng Installation

Source: https://github.com/openipc/wiki/blob/master/en/fpv-orange-pi-5-groundstation.md

Commands to clone and install the WFB-ng groundstation software, enabling the service and configuring it.

```bash
git clone -b stable https://github.com/svpcom/wfb-ng.git
cd wfb-ng
sudo ./scripts/install_gs.sh $WLAN
sudo systemctl enable wifibroadcast
sudo nano /etc/wifibroadcast.cfg
```

--------------------------------

### U-Boot Commands for FPV Firmware Installation

Source: https://github.com/openipc/wiki/blob/master/en/fpv.md

Commands to be executed in the U-Boot console to flash the FPV firmware onto a new 16MB flash chip.

```bash
setenv ipaddr 192.168.1.33; setenv serverip 192.168.1.17; saveenv
run setnor16m
#
run uknor16m; run urnor16m
```

--------------------------------

### Hi3516Cv100 flashing example

Source: https://github.com/openipc/wiki/blob/master/en/old-manual.md

U-boot commands for flashing firmware onto a Hi3516Cv100 board.

```txt
setenv ipaddr 192.168.1.10
setenv serverip 192.168.1.254
sf probe 0; sf lock 0

mw.b 0x82000000 ff 1000000
tftp 0x82000000 openwrt-hi35xx-16cv100-u-boot.bin
sf erase 0x0 0x50000
sf write 0x82000000 0x0 ${filesize}

mw.b 0x82000000 ff 1000000
tftp 0x82000000 openwrt-hi35xx-16cv100-default-uImage
sf erase 0x50000 0x200000
sf write 0x82000000 0x50000 ${filesize}

mw.b 0x82000000 ff 1000000
tftp 0x82000000 openwrt-hi35xx-16cv100-default-root.squashfs
sf erase 0x250000 0x500000
sf write 0x82000000 0x250000 ${filesize}
```