Top 5 Tech Support questions for Cisco System's products - Weekly Update Jan 13th

The most actively discussed Tech Support questions on the web for Cisco System's products (Week of Jan 13/2014)

1. Problem in registering 9971 phones in CUCM 8.0?
2. What is the use by making R2 and R5 as Stub ?
3. What are the steps to configure the IP Traffic Packet Capture ?
4. How to migrate H.323/MGCP gateway configuration across router models in bulk?
5. What are the steps to configure Debug output and Syslogs?