This document here describes varios compability issues between different
version of SIB. 

1.1 with 1.0h
 full compability (although multipacket frames can not be receivced by 1.0h)
 
1.0h with 1.0f-g
 compression compatibility broken
 
1.0g with 1.0f
 fully compatible

1.0f with < 1.0f
 Uncompatible due to the CONTROL byte added.
 However, versions prior to 1.0f were never released.