java - Eclipse maven plugin, can't update index -

in eclipse m2 maven plugin, error in console,

4/29/11 2:24:29 pm edt: updating index ibiblio.net|http://people.apache.org/repo/m2-snapshot-repository 4/29/11 2:24:45 pm edt: unable update index ibiblio.net|http://people.apache.org/repo/m2-snapshot-repository 

do know reason ?

thanks

have read message there? http://people.apache.org/repo/m2-snapshot-repository/