Configure and troubleshoot Cisco Unified Communications Manager and Cisco Expressway Series integration.Describe the Cisco Expressway-C additional features.Configure and troubleshoot Cisco Collaboration solutions for B2B calls.Describe how to secure B2B communication with Cisco Expressway Series.Describe the Mobile and Remote Access (MRA) feature.Describe the Cisco Expressway MRA security and integration options, including integration with Cisco Unity® Connection and Cisco Instant Messaging and Presence (IM&P).Configure Cisco Webex® Hybrid Services.