RADVision SCOPIA XT1000 Piccolo Administrator's Manual page 37

Problem
Solution
RADVISION | Administrator Guide for SCOPIA XT4000 Series Version 3.0
3.
Enter the IP address.
4.
Select Next.
5.
Select Done.
The system does not make calls when IPv6 support is enabled.
Perform this procedure:
1.
Access the SCOPIA XT Series web interface.
2.
In the Administrator settingstab, select Networks > Preferences > General.
3.
Set the Use IPv6 field to Yes.
4.
Select Save.
5.
Set the Use IPv6 field to No.
Figure 3-8 Configuring IP address
Figure 3-9
Troubleshooting | 33