Cisco Cisco Small Business 3 years Support Service for CON-SBS-SVC3 (Hardware Not Included) Part Number: CON-SBS-SVC3 Type: Cisco Service Plan Replacement: Yes Phone Consulting: Yes Total Coverage Period: 3 Yr Response Time: Next Business Day Compatible Models: The Cisco Small Business Support Service is best suited for Cisco Small Business Unified Communications 320 Model and Cisco Small Business Managed Stackable Switches.