ftp://ftp.nrc.ca/pub/systems/bsd/netbsd/packages/current-packages/NetBSD/sparc64/  direct

[DIR]4.0_2008Q4/  direct  132 twin directories
[DIR]4.0_2008Q3/  direct  83 twin directories
10 B  2008-12-144.0  306+ mirrors
[DIR]3.1_2008Q3/  direct  57 twin directories
[DIR]3.1_2008Q2/  direct  50 twin directories
10 B  2008-11-013.1  117 mirrors
[DIR]3.0_2007Q3/  direct  22 twin directories
10 B  2008-02-263.0  79 mirrors