This attribute is migrated to the AtmTmProv group.
This attribute specifies the value for the clipping susceptibility
parameter in the BBC Information Element. This attribute is only
used for SPVC connections. It is one of the Broadband Bearer
Capability attributes.
Clipping is an impairment in which the first fraction of a second of
information to be transferred is lost. It occurs after a call is
answered and before an associated connection is switched through.