Changing multicast addresses of cameras - Security Center 5.9

Security Center Administrator Guide 5.9

Applies to
Security Center 5.9
Last updated
Content type
Guides > Administrator guides
Security Center

If you are short of multicast addresses, you can use the same multicast address for multiple cameras, and assign a different port number to each.

What you should know

Since a multicast address and port number are automatically assigned to a video unit when it is discovered, you only need to edit the multicast addresses when you do not have enough of them (certain switches are limited to 128).
NOTE: Using the same multicast address on multiple encoders is less efficient than using a different address for each encoder, because it causes more network traffic.


  1. From the Config Tool home page, open the Video task.
  2. Select the camera to configure, and click the Video tab.
  3. In the Network settings section, type the Multicast address and port number you want to use.
    NOTE: All multicast addresses must be between the range and
  4. Click Apply.
  5. To restart the video unit, select the unit in the roles and units view, and click Reboot () in the toolbar at the bottom of the workspace.