Symbol Technologies DS 3408 - Manual (Page 239)

Advanced Data Formatting 15-7
These rules reside in the same “rule list” as ADF Rules, so the order of their creation is also important.
Default Rules
Every unit has a default rule to send all scan data. Units with custom software may have one or more default rules burned in. The
rules hierarchy checks user programmable rules first, then the default rules. Default rules can be disabled by entering the following
general rule in the user programmable buffer:
When receiving scan data, send all data.
Since this rule always applies, ADF will never go into the default rules.