raspberry pi set wifi

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Raspberry Pi Defense-prevent SSH brute force

I used Raspberry Pi set up a small server, with a long time, recently checked log found a lot of SSH landing failed, instant heart broke, has not cared about the security of the small faction, blame me!Action immediately, first of all, the study of the SSH login and other security information log:/var/log/auth.log, how to know that they have been attacked?# grep

Raspberry Pi Advanced Gpio Library, WIRINGPI2 for Python use Note (iii) GPIO operations

Gpio Library core function, of course, is the operation of Gpio, Gpio is the "general input/Output" interface, such as lighting a LED, relays, or through the IIC SPI 1-wire and other protocols, read, write data, this is the use of Gpio, can say no gpio, Raspberry Pi can only be used as a small computer, with a gpio, it is upgraded to a controller. First of all, how to operate a digital volume (high and low

Raspberry Pi Build Activemq

The activemq installed on the Raspberry Pi is basically the same as in other Linux distributions, except that there is a difference in opening the firewall port. Hardware information: Raspberry Pi type 3B, Raspbian systeminstallation//Download ACTIVEMQ installation package http://activemq.apache.org/download.htmlwget h

Start NFS server on Raspberry Pi

effect:[Email protected]:~$ Exportfs-raVerify the Server for NFS locally. Mount the NFS server directory to a different directory on this machine and you can see the files in the NFS server directory under the mount point directory.[Email protected]:~$ ls/home/ky/nfs/Aaaa[Email protected]:~$ sudo mount-t NFS 127.0.0.1:/home/ky/nfs/mnt[Email protected]:~$ ls/mntAaaa[Email protected]:~$ sudo umount/mnt/Use the Development Board to verify that the NFS server is available. Launch the Development Bo

Raspberry Pi Dual NIC Configuration

Raspberry Pi brought a network port (eth0), I bought a edup 8188CUS Junk wireless network card (said it garbage because the default can not start the listening mode, to recompile the kernel, very frustrating)Eth0 Port I want it to connect to the Intranet 1 (192.168.2.0)Wlan1 Port I want it to connect to the Intranet 2 (192.168.1.0)This is how you configure the/etc/network/interfaces192.168. 2.166 255.255.

Use Raspberry Pi to build your own web server (I) install LAMP

Use Raspberry Pi to build your own web server (I) install LAMP1. Adjust the GPU memory usage of pi as the web server, and do not need to output video signals. Therefore, reduce the GPU memory usage as much as possible to maximize pi performance. Sudo raspi-config select Advanced Options-> Memory Split, enter 16, and re

Background servers used by Raspberry Pi in ID card verification

IP address based on the MAC address. Router Query MethodIf you have the permission to log on to a vro (such as a home network), you can directly query the IP address assigned by the vro to the access control card on the vro management interface. 2.2 front-end controller card reading display and uploading Log on to the front-end access control panel. The IP address of the access control panel is the IP address (192.168.20.106 in this example) found in the preceding method. The default logon pas

Raspberry Pi audio Configuration

Raspberry Pi has two audio output modes: hdmi and headphone interfaces. You can switch between the two modes at any time. If your HDMI monitor has a built-in speaker, the audio can be played through the HDMI interface. You can also switch to the headset interface to use the speaker of the headset or other headset interface to play the video. If your monitor requests support from the speaker, the sound is ou

Raspberry Pi Disable hibernation setting

#文中设置均基于最新版的Raspbian系统2016-Version 11 Raspbian in the desktop environment, the system will go into hibernation after a period of time. Tried some methods such as directly with Xset close DPMS, is not successful. Raspbian uses a lightweight desktop display manager that is LIGHTDM, which allows you to set up Xserver desktop session interaction \ Display, and so on. 1. Open the terminal; 2. Edit/etc/lightdm/lightdm.conf 3. Locate the ' Xserver-command '

Raspberry Pi 3 Windows IoT Core

: Https://developer.microsoft.com/zh-cn/windows/iot/DownloadsDownload the install Windows IoT Core Dashboard First:When the installation is complete, prepare the SD card.Choose a good version of the SD card, set a good passwordPrompt SD card will be formattedThen there's the lengthy download processDownload completeStart writing to SD cardSD card Insert Raspberry Pi

Raspberry Pi opens VNC Remote Desktop

Category: Raspberry Pi Linux2013-03-12 10:18 4288 People read Comments (1) favorite reports Directory (?) [+]1. Installing VNC[Plain]View Plaincopy sudo apt-get install Tightvncserver 2. Add a desktop[Plain]View Plaincopy Tightvncserver Set the password.3. Remote connection to the desktopDownload Vncviewerhttp://www.realvnc.com/dow

Deploying a python flask environment using Raspberry Pi

Recently began to learn Python, the teacher let the deployment of the Python environment, deployed on the x86 platform is no pressure, think can not be a set of Raspberry Pi. Because using the Raspbian system and Debian is almost a problem when installing Mysql-python. Now record as follows:First Raspbian switch to root modeInstalling the Flask tool SetApt-get In

Enable the hardware watchdog function of Raspberry Pi

Some time ago, cgminer was set to start when it was started. Due to various problems, the system was not very stable and it was stopped from time to time. I checked it online, and Raspberry Pi immediately tried the hardware guard function, which basically solved my problem. ? The principle is simple: Watchdog requires heartbeat) If no data is fed within the speci

Raspberry Pi compiles the latest aria2

-distribution method, which can effectively reduce disk fragments. Default Value: prealloc # pre-allocation time: none    Create aria2.session touch /etc/aria2/aria2.session    Edit Startup File vim /etc/init.d/aria2c    Content: #! /Bin/sh ### begin init info # provides: aria2 # required-start: $ remote_fs $ Network # required-stop: $ remote_fs $ Network # default-start: 2 3 4 5 # default-stop: 0 1 6 # Short-Description: aria2 downloader ### end init infouser = rootRetval = 0Case "$1" instart)

Raspberry Pi mount NTFS USB flash drive

Step One: Unzip the installation ntfs-3g, using the following command.  sudo apt-get install ntfs-3gStep Two: Configure the mounted NTFS-formatted removable hard disk1. First get the NTFS partition informationsudo fdisk-l | grep NTFS[[email protected] klb]# sudo fdisk-l | grep NTFS/DEV/SDC1 * 1 244 1955776+ 7 Hpfs/ntfs  2. Set the mount point to mount with the following command:To create the Mount directory first, for example, I mount the/MNT/USBHD1,

Raspberry Pi System Installation

1. Format the SD card with Sdformatter2. Unzip the downloaded operating system3. Copy the operating system to the SD card (to be placed in the root directory, remove the outermost folder path)4. Insert the SD card into the Raspberry Pi and connect the power supply5. Select the system you want to install on the Start screen, then click InstallInstallation wait time of about 6.10 minutesSTARTX: Command line E

Raspberry Pi resources-using the UART

Reference: RPi Serial ConnectionThis article from: Http://www.raspberry-projects.com/pi/programming-in-c/uart-serial-port/using-the-uartUsing the UARTIf you is running Raspbian or similar then the UART would be used as a serial console. Using a suitable cable, such as the Ttl-232r-3v3-we, you can connect it to your PC and using some simple terminal software Set to 115200-8-n-1 use the command line interface

Raspberry Pi Installation Samba service

Article reproduced from this blog1. Sudo apt-get install sambaIf you get an error, you'll need to execute sudo apt-get update before re-executing sudo apt-get install sambaOnce the installation is complete, the Samba service is installed, and some basic tools are not installed, so you need to install the Samba support tool:sudo apt-get install samba-common-bin(Note: This step is very important, if this does not install will cause a tool like smbpasswd not to be installed, the latter will not be

Raspberry Pi, a playful pie: Nineth season RASPBMC Best Practices

" and he found a way to solve it. And my approach is to migrate the system to Openelec. This is something.Third, the use of TV remote control kodiCec:consumer Electronic control, literal translation into consumer electronics. It provides the use of remote controls to control devices connected via HDMI. And our Raspberry Pi and RASPBMC systems have been supported from both hardware and software levels. The n

Installing Ubuntu on a Raspberry Pi

First download Ubuntu,3: ubuntu-16.04Extract files to get close to 4G image fileAdd an SSH text document. Login ID and password are: UbuntuChange PasswordAdd VNC Interface Remote control: First update the software library and download VNCsudo apt-get updatesudo apt-get install TightvncserveStart VNCTightvncserverSet VNC boot up and edit with nano text editor:sudo nano/etc/init.d/tightvncserverEnter the following command:#!/bin/sh### BEGIN INIT info# provides:tightvncserver# Required-Start: $loca

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