you should see this near the bottom of the list
# realityincarnate: these are just here to stop annoying several thousand byte packet dumps
Code:
OP_SendSpellChecksum=0x46d3 # U OP_SendSpellChecksum
OP_SendBaseDataChecksum=0x040b # U OP_SendSkillCapsChecksum
Just a note if your using the opcode i posted it has two opcodes that repeat i think one was Op_Auction please don't quote me on that one but it does have a repeat op_code.