CCNP Collaboration Cloud and Edge Solutions CLCEI 300-820 Official Cert Guide

Chapter 12

Troubleshooting a Business-to-Business (B2B) Collaboration Solution

This chapter covers the following topics:

• Troubleshooting Registration Issues: Identifies four main reasons registration would fail on the Cisco Expressway, and how to easily identify these issues using the Event Log.

• Troubleshooting Calling Issues: Explains how to use different tools on the Cisco Expressway to identify call setup issues. These issues may be impacted by Neighbor Zones, Traversal Zones, Transforms, Search Rules, or a variety of other misconfigured components. These troubleshooting tools and techniques can even support troubleshooting issues with the SIP trunk integration from the Cisco Unified Communications Manager.

• Troubleshooting DNS Issues: Presents ...