Chapter 6
Troubleshooting
ViewStation SP User Guide
140
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Network and Communications
Symptom
Cause
Solution
ISDN: Error Message when
dialing a video call.
ISDN error code received from the
ISDN line.
See “ISDN Information,” on page
151.
ISDN: When placing a call,
progress icons do not turn
green.
Call Progress
icons indicate that
the video call did not complete.
The
Call Progress
icons indicate
the call state when placing or
receiving a video call on each ISDN
channel:
1/4 Blue - Ringing.
1/2 Yellow - Call connected to the
CO and is ringing at the far site.
3/4 Orange - Negotiation.
Full Green - Connected.
Go to the
Call Status
screen.
Highlight each of the circles for each
of the channels dialed. The numbers
dialed for each channel are
displayed as you highlight the
corresponding circle. Make sure that
the far site has entered the number
for each ISDN line correctly. See
“ISDN Errors,” on page 153.
System is waiting for an IP
address.
System Info
screen
shows “waiting” in IP address
field.
LAN or DHCP server is not
operating.
Check connections to the LAN.
Contact your network administrator.
ISDN:
Line Status
icons do not
go away so video calls cannot be
made.
ISDN line is not present.
Check the ISDN line connections.
ViewStation SP is directly connected
to a U interface.
Install an NT-1 between your ISDN
line and the ViewStation SP ISDN
connection.
Summary of Contents for ViewStation SP
Page 1: ...ViewStation SP User Guide ViewStation SP User Guide August 2001 Edition 3725 10755 002 ...
Page 2: ......
Page 8: ......
Page 13: ... Polycom Inc xi ViewStation SP User Guide LMN 168 OPQ 169 RST 170 UVW 172 XYZ 173 ...
Page 14: ...ViewStation SP User Guide xii www polycom com ...
Page 18: ...Preface How To Use This Guide ViewStation SP User Guide xvi www polycom com ...
Page 40: ...Chapter 1 Getting Started ViewStation SP User Guide 22 www polycom com ...
Page 90: ...Chapter 2 Optional Configurations ViewStation SP User Guide 72 www polycom com ...
Page 112: ...Chapter 3 Using the ViewStation SP ViewStation SP User Guide 94 www polycom com ...
Page 152: ...Chapter 5 System Information and Diagnostics ViewStation SP User Guide 134 www polycom com ...
Page 176: ...Appendix C ISDN Information ViewStation SP User Guide 158 www polycom com ...
Page 192: ...Glossary ViewStation SP User Guide 174 www polycom com ...