I have configured Nexus OSS on ubuntu 12.04 box and I have added other proxy repositories like JBoss and these repositories are working fine.
I have project which has dependency on following artifacts from SauceLabs :
I have configured SauceLabs repository in Nexus as proxy with following URL:
Whenever I tried to build using maven with Nexus as repository manager, my build fails as it is not able to download above mentioned artifacts.
If I disable Nexus in settings.xml and use following repository element in pom.xml then my build works fine.
I have configured Nexus to download remote indexes and checksum policy in "Strict_If_exists"
Please look into this issue.