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by cecchisandrone
Wed Jan 30, 2019 4:01 pm
Forum: Troubleshooting
Topic: neopixels on raspberry pi
Replies: 4
Views: 422

Re: neopixels on raspberry pi

I have the same issue. Did you solve it?
by cecchisandrone
Sat Jan 26, 2019 2:08 pm
Forum: Advanced users
Topic: Waveshare Touchscreen interfere with Wifi in AP mode
Replies: 1
Views: 152

Re: Waveshare Touchscreen interfere with Wifi in AP mode

Don't tell me why, but I discovered that after connecting the screen, wifi channels 7,8,9 cannot be used!
by cecchisandrone
Fri Jan 25, 2019 2:27 pm
Forum: Advanced users
Topic: Waveshare Touchscreen interfere with Wifi in AP mode
Replies: 1
Views: 152

Waveshare Touchscreen interfere with Wifi in AP mode

Hello everyone, I have a Rpi 3B+ with a Waveshare 7'' LCD Touchscreen (link: https://www.amazon.it/gp/product/B071R2LMPH/ref=ox_sc_act_title_1?smid=A394PHJZ68XW4G&psc=1 ). Everything seems working fine, except wifi in AP mode with hostapd. hostapd logs don't tell to much and it seems some issue with...
by cecchisandrone
Tue Aug 28, 2018 3:02 pm
Forum: General discussion
Topic: Very strange issues with Wifi AP on Rpi Zero W
Replies: 0
Views: 237

Very strange issues with Wifi AP on Rpi Zero W

Hello, I've set up a wireless ap using hostapd + dnsmasq + wpa_supplicant. It is working more or less but I have a lot of stability issues on the uap0 interface (the one used for the AP). Sometimes devices in the AP network cannot ping themselves at all or have a high % of packet loss. Traffic on in...
by cecchisandrone
Sat Aug 04, 2018 1:51 pm
Forum: Networking and servers
Topic: How-to: AP+wifi client on Zero W with Stretch Lite
Replies: 16
Views: 13647

Re: How-to: AP+wifi client on Zero W with Stretch Lite

Guys, do you have any idea why, randomly, the devices connected to the AP cannot ping other devices neither the pi. I discovered with tcpdump that this is due to pi not forwarding arp requests. If I add manually arp entries, devices can ping. Even the pi itself has the following strange entries in t...

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