PS3
Step 1) Install OtherOS++, install linux, make sure to enable the ps3 modules when compiling the kernel.
Step 2) Download, and compile the ps3dm utils
PC
Step 3) Download my tokenator
PS3
Step 4) Dump your eid by running ./ps3dm_iim /dev/ps3dmproxy get_data 0x0>dump
Step 5) Set your flag by running ./ps3dm_um /dev/ps3dmproxy write_eprom 0x48C0A 0x00
PC
Step 6) Open your dump in a hex editor and type in the first 16 bytes into tokenator
PS3
Step 7) Run the script it spits out
PS3 Step 8) Restart your ps3. Go to the Network Settings options and press L1 + L2 + L3 + R1 + R2 + D-Pad Down
Have fun. It doesn't work on rebug yet. There are other flags to set for debug firmwares and rebug is pseudo debug.
UPDATE: Here is a Better Tutorial