=====Level 2 RTD server=====
The Level 2 RTD server allows you to get Level 2 data in Excel.
You may use it to build a traditional customized depth view. 
The overall structure is extremely fast and thus can show it as reliably as dedicated applications.

The work horse formula is:

  =RTD("QL2",, <symbol>, <order>, <field>, <feed>)

The parameters used are:

^ Parameter ^ Description ^
| **symbol**| the ticker|
| **order**| The position on the stack maybe be positive negative see below|
| **field** | field to retrieve it may be: MMID, BID, ASK, BID SIZE, ASK, SIZE, TIME|
| **feed** | feed to used|

The order parameter is used to specify the ordered position and the way to order. Negative values mean descending order and positive ones ascending orders.

the bid from CSCO are =RTD("QL2",,"CSCO", <n>, "BID")
n = -1 gives the best -2,-3, ... gives the following ones ordered

the ask from CSCO are =RTD("QL2",,"CSCO", <n>, "BID")
n = 1 gives the best -2,-3, ... gives the following ones ordered

===== Market maker ID formulas =====

You can get the quotes for a particular Market maker

  =RTD("QL2",,<symbol>, <MMID>, <field>, <feed>)