FreeBSD
Technical Notes
Disk image via dd
dd bs=512 if=/dev/rXX# of=/some_dir/foo.dmg conv=noerror,sync
tar over netcat
- nc -v -v -w 40 -l -p 8888 > foo.tar
- tar cjvf * | nc remotehost 8888
Updating root DNS
dig @a.root-servers.net . ns > /etc/namedb/named.root