Distribute setup.

[root@centos5:/mnt/distribute]# mknod -m 0666 testblock b 13 42
[root@centos5 distrib]# ls -l testblock 
brw-rw-rw- 1 root root 0, 0 Nov 24 16:39 testblock

cd /tmp/
[root@centos5 tmp]# mknod -m 0666 testblock b 13 42
[root@centos5 tmp]# ls -l testblock 
brw-rw-rw- 1 root root 13, 42 Nov 24 16:40 testblock