ftp://ftp.au.freebsd.org/disks/la3/.p/netbsd/packages/current-packages/NetBSD/powerpc/  direct

[DIR]4.0_2007Q3/  direct  64 twin directories
[DIR]4.0_2007Q2/  direct  42 twin directories
10 B  2008-02-084.0  306+ mirrors
[DIR]3.1_2008Q1/  direct  53 twin directories
[DIR]3.1_2007Q4/  direct  21 twin directories
[DIR]3.1_2007Q3/  direct  15 twin directories
10 B  2008-02-083.1  117 mirrors