Cisco Unified Computing Support Service - Service

Cisco Technical Assistance Center (TAC) access 24 hours per day, 7 days per week to assist with Product use, configuration and troubleshooting issues and access to Cisco.com. Cisco will respond within one (1) hour for all calls received during Standard Business Hours and for Severity 1 and 2 calls received outside Standard Business Hours. For Severity 3 and 4 calls received outside Standard Business Hours, Cisco will respond no later than the next Business Day. After Cisco employs reasonable efforts to isolate a Cisco Hardware or Software issue, and in the event an unsupported Third Party Product or operating system component has been installed, Cisco may, at its sole discretion, request Customer to remove such component and replace it with a Cisco approved component prior to further troubleshooting.