So, if you still get no connection to the indigo update site, but everything else is working, try that.
Go to Window - Install/update: Available Software sites. Just remember to copy the adress so you can add it again.
The repository site URL is typically pre-populated in the list of software repositories when you install the Eclipse Platform or SDK.
Until its released in June 2011, it will contain milestone builds.
We have to update eclipse with proxy server details used in our network.
Go to :- Windows- I was having this problem and it turned out to be our firewall.
As suggested in a comment below by @lostiniceland, this is a simpler way to achieve the above: Check if you are able to connect to eclipse market place url ( from browser.
If its working then the issue is because of proxy server using in your network.
For more information about installing or updating software, see the Eclipse Platform Help.Both are Luna (but one is RCM, the other one i don't remember).No meu caso era o anti-vírus que estava bloqueando a conexão do eclipse, desativei o anti-víruse tudo funcionou o//. Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count).Selecting Manual causes settings defined in Eclipse to be used.On some platforms there is also a Native provider available, selecting this one causes settings that were discovered in the OS to be used.