Collaborate Network Setup Information: In order to videoconference via the network, some network settings must be set by your network manager. SYSTEM PLACED IN THE DMZ: 1. A reserved static IP address 2. Subnet Mask 3. Default Gateway address 4. DNS ...
This is caused by lack of vídeo codecs on that PC, please update them. You can download a complete video codec pack here: https://files3.codecguide.com/K-Lite_Codec_Pack_1544_Full.exe
1) Ensure proper bandwidth is available to the VC devices. 2)Ensure the following ports are open in the firewall for proper video and audio transfer 389 TCP 1718-1719 UDP 1720 TCP 1731 TCP 5004-6004 TCP and UDP
Check that the email address has no typing errors or check to see if the e-mail ended up in your Spam folder. Network spam filters like those sold by Barracuda could also be blocking the e-mail invitations.