iii
Troubleshooting Guide for Cisco Unified Videoconferencing 3500 MCU Release 5.1
OL-12051-01
C O N T E N T S
Preface
v
Purpose
v
Audience
v
Document Conventions
v
Obtaining Documentation
vi
Cisco.com
vi
Product Documentation DVD
vi
Ordering Documentation
vi
Documentation Feedback
vii
Cisco Product Security Overview
vii
Reporting Security Problems in Cisco Products
vii
Product Alerts and Field Notices
viii
Obtaining Technical Assistance
viii
Cisco Technical Support & Documentation Website
viii
Submitting a Service Request
ix
Definitions of Service Request Severity
ix
Obtaining Additional Publications and Information
x
C H A P T E R
1
Troubleshooting the Cisco Unified Videoconferencing 3500 MCU
1-1
Resolving MCU Failure to Register with the Gatekeeper
1-2
Resolving Front Panel LED Issues
1-2
Resolving MCU Conference Initiation Failure
1-3
Resolving Conference Access Failure
1-4
Resolving Cascading Failure
1-4
Resolving Quality Issues in Cascaded Conferences
1-5
Resolving Endpoint Disconnection Issues
1-5
Resolving Unexpected Conference Termination
1-5
Resolving Presentation Issues
1-6
Resolving Participant Connection Issues
1-6
Resolving Unexpected SIP Call Disconnection
1-6
Resolving Audio and Video Issues in SIP Calls
1-6
