Search found 108 matches

by jms
Mon Oct 03, 2016 10:20 am
Forum: ESP8266 boards
Topic: I'm having trouble with umqtt
Replies: 6
Views: 12128

Re: I'm having trouble with umqtt

Your IP address on the real (IPv4) internet is not the same as your IP address on your internal network.

Read up on networking to the point where you understand this first.

Jon
by jms
Mon Oct 03, 2016 10:18 am
Forum: ESP8266 boards
Topic: http server problem
Replies: 5
Views: 5793

Re: http server problem

You're trying to implement HTTP which isn't completely trivial. I strongly suggest you use somebody else's implementation.

Jon
by jms
Wed Sep 28, 2016 4:10 pm
Forum: ESP8266 boards
Topic: Server for basic setup
Replies: 11
Views: 13287

Re: Server for basic setup

To answer the "why" you're looking for a CRLF that won't come. But you'd have to read up on HTTP. https://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html Certain buggy HTTP/1.0 client implementations generate extra CRLF's after a POST request. To restate what is explicitly forbidden by the BNF, an HT...
by jms
Wed Sep 28, 2016 4:00 pm
Forum: ESP8266 boards
Topic: MQTT and SSL
Replies: 8
Views: 8658

Re: MQTT and SSL

I am more than happy to be corrected but am not convinced of its completeness reading these.

viewtopic.php?f=16&t=2013&p=11273&hilit ... ion#p11273

https://github.com/esp8266/Arduino/issues/1743
by jms
Wed Sep 28, 2016 3:32 pm
Forum: ESP8266 boards
Topic: Server for basic setup
Replies: 11
Views: 13287

Re: Server for basic setup

If you're new to socket code play with it on normal (heavyweight OSs) computers first. But understand TCP is a pipe. You cannot guarantee how much you'll get when you suck (once,briefly) on a pipe. Only that you will get all the data eventually, in order and uncorrupted. You're also trying to implem...
by jms
Wed Sep 28, 2016 11:18 am
Forum: ESP8266 boards
Topic: Need to make nodemcu a station and a access at the same time
Replies: 5
Views: 5356

Re: Need to make nodemcu a station and a access at the same time

This really sounds like a misuse of the product and is never going to work well.

Jon
by jms
Sat Sep 24, 2016 12:34 pm
Forum: ESP8266 boards
Topic: MQTT and SSL
Replies: 8
Views: 8658

Re: MQTT and SSL

Full implementations require certificate validation and not using the absolute lowest ciphers you can get away with.

Jon
by jms
Wed Sep 21, 2016 8:37 pm
Forum: ESP8266 boards
Topic: MQTT and SSL
Replies: 8
Views: 8658

Re: MQTT and SSL

Just remember you only use SSL because the other end needs it. If you think it makes it secure you are very mistaken.
by jms
Wed Sep 21, 2016 8:32 pm
Forum: ESP8266 boards
Topic: ESP01 MicroPython install
Replies: 46
Views: 56718

Re: ESP01 MicroPython install

An alternative is to build it with unused features removed such as axtls and drivers for stuff you don't have. Study the map to work out how feasible this is with current versions.
by jms
Wed Sep 21, 2016 8:29 pm
Forum: ESP8266 boards
Topic: Why ESP8266?
Replies: 8
Views: 7082

Re: Why ESP8266?

One good answer: It's cheap.