This chapter covers the following subjects:
• Why upgrade? What are the compelling reasons to consider for upgrading to Unified CVP 8.x?
• Unified CVP upgrade strategies: Native component upgrade methodology and supporting strategies.
• H.323 protocol migration to SIP: H.323 and SIP feature parity mapping with configuration considerations and protocol migration approaches such as flash cuts and phased migrations. In addition, GKTMP replacement with SIP is also discussed for implementations heavily focused on GKTMP.