Symptom:
The CISCO GGSN generates an extra Update Bearer Request after call moves from 3G to 4G and back to 3G when multiple bearer are present having PCC rules present for each bearer.

Conditions:
The Problem is seen when:
1. Call moves from 3G to 4G back to 3G.
2. Call has one or more dedicated bearer apart from the default bearer.
3. Call has multiple PCC Predef / Dynamic rule attached to the each bearer.
4. When doing Handoff change the default bearer QoS along with QoS change of the PCC Rule.