Can Android do peer-to-peer ad-hoc networking

Question

Is it possible to set up Android in ad-hoc peer-to-peer wifi mode   For example  I would like to have one phone broadcast a message  and have all peers in the network receive the broadcast  without having a server  I would like to use wifi since bluetooth range is more limited

User · Answer

Your answer is Wi-Fi direct which is made available with ICS  Here is a link for explanation in Android doc

User · Answer

You can use Alljoyn framework for Peer-to-Peer connectivity in Android  Its based on Ad-hoc networking and also Open source

User · Answer

Although Android can t find and connect to ad-hoc networks it sure can connect to Access Points  So as a work-around you can turn your Wireless Card into an Access Point using  for example  Connectify

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Here s a bug report on the feature you re requesting   It s status is  reviewed  but I don t believe it s been implemented yet   http   code google com p android issues detail id 82

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I don t think it provides a multi-hop wireless packet routing environment  However you can try to integrate a simple routing mechanism  Just check out Wi-Share to get an idea how it can be done

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Support for peer to peer WiFi networking is available since API level 14

User · Answer

Yes  but  1  root your device  in case you ve got Nexus S like me  see this  2  install root explorer  search in market  3  find appropriate wpa supplcant file and replace  and backup  original as shown in this thread    above was tested on my Nexus S I9023 android 2 3 6

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you can connect your android device to a known ad-hoc network   edit  system etc wifi tiwlan ini  WiFiAdhoc   1 dot11DesiredSSID    lt your network ssid gt  dot11DesiredBSSType   0    edit  data misc wifi wpa supplicant conf   ctrl interface tiwlan0 update config 1 eapol version 1 ap scan 2   if that is too simplistic  see these instructions

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my friend and I are currently developing a java library implementing the AODV protocol  multihop routing suitable for mobile networks   in our bachelor thesis  The final  product  includes a easy way to create join an adhoc network on several android devices and an interface through the library  to send and receive messages  Unfortunately each type of phone such as hero  nexsus one    have a phonedepended way for createing a adhoc network so currently we are only supporting a few phones    this means that once this project is finished  people with rooted phones can implement their distributed applications  file sharing  games       by simply including the library  jar file in their android projects   it s all open source by the way  http   code google com p adhoc-on-android

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It might work to use JmDNS on Android  http   jmdns sourceforge net   There are tons of zeroconf-enabled machines out there  so this would enable discovery with more than just Android devices

User · Answer

In addition to Telmo Marques answer  I use Virtual Router for this   Like connectify it creates an accesspoint on your Windows 8  Windows 7 or 2008 R2 machine  but it s open-source

[android] Can Android do peer-to-peer ad-hoc networking?

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