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Cisco TelePresence System Release 1.6 Administration Guide
OL-13676-05
Chapter 9 Troubleshooting the CTS 3010 and CTS 3210
Troubleshooting Network Cabling
Troubleshooting Network Cabling
For all Cisco TelePresence systems, the Cisco Unified IP phone is connected to the primary codec using
an Ethernet cable (RJ-45 connector). An RJ-45 connector is also required for the following additional
network connections:
•
CTS 3010 and the CTS 3210—The following codecs are connected to the primary unit:
–
Left
–
Right secondary
–
Presentation
•
An Ethernet cable (RJ-45) connects the primary codec to the user network.
For detailed cabling information, see the Routing Power and Signal Cables section in the following
documentation:
•
Cisco TelePresence System 3010 Assembly, Use & Care, and Field Replacement Unit Guide
•
Cisco TelePresence System 3210 Assembly, Use & Care, and Field Replacement Unit Guide
Table 9-12
contains problem scenarios and troubleshooting solutions for network cabling.
Table 9-11
Troubleshooting Cisco TelePresence Screen Resolution
Problem
Possible Cause
Action
Video picture is good but
experiences repeated
interruptions.
Video quality setting is set too
high.
1.
Log into the Cisco Unified CM administration
interface.
2.
Verify that the required settings have been made for
configuring the video quality. See the
Cisco Unified Communications Manager
Configuration Guide for the Cisco TelePresence
System
.
Note
Higher bandwidth increases video quality, but
may also cause packets to be dropped and video
to be interrupted.
Note
See the
Cisco TelePresence Network Systems 2.0 Design Guide
for more information about CTS video quality.
For more system troubleshooting information, see the
Cisco TelePresence System Troubleshooting Guide
on
Cisco.com.
