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by geztor
Mon Nov 26, 2012 1:40 pm
Forum: Networking and servers
Topic: Which Wifi dongle to buy in India to connect Rpi to wirless.
Replies: 3
Views: 1948

Re: Which Wifi dongle to buy in India to connect Rpi to wirl

ALFA AWUS036H works with the stock wheezy distro in managed, master and monitor modes.
by geztor
Mon Nov 26, 2012 1:34 pm
Forum: Networking and servers
Topic: RPi to RPi TCP connection
Replies: 25
Views: 6741

Re: RPi to RPi TCP connection

Another approach could be (depending on your python knowledge) using broadcasts. Have the server or client send out broadcasts, that the other Pi listens for, containing their IP address. Like some kind of a "peer discovery" feature. :) While it's always entertaining to read people reinventing the ...
by geztor
Mon Nov 26, 2012 12:30 pm
Forum: Networking and servers
Topic: Remote connection from iPhone without a router?
Replies: 15
Views: 7157

Re: Remote connection from iPhone without a router?

Wolfram23 wrote:sudo iwconfig wlan0 essid "hotspotname" key s:"wpa2key"

doesn't work.
iwconfig only works with WEP, for WPA you need to use wpa_supplicant.
by geztor
Tue Nov 20, 2012 12:34 pm
Forum: Networking and servers
Topic: Make Pi's automatically connect to eachother.
Replies: 2
Views: 1163

Re: Make Pi's automatically connect to eachother.

This type of networking has been studied for some years now and is typically called delay (/disruption) tolerant networking. There are protocol specs by the IRTF DTNRG and multiple implementations. One light-weight implementation that would probably run well on the rPi is http://www.ibr.cs.tu-bs.de/...
by geztor
Tue Nov 06, 2012 1:25 pm
Forum: Networking and servers
Topic: RPi to RPi TCP connection
Replies: 25
Views: 6741

Re: RPi to RPi TCP connection

Resolving a persistent name to IP+port is a job for mDNS/DNS-SD (a.k.a. Bonjour). Take a look at the Python bindings for Avahi at http://avahi.org/wiki/Bindings.

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