User’s Guide for Polycom HDX Room Systems
Placing a Multipoint Call
How you place a multipoint call depends on whether you’re using a Polycom HDX system with multipoint capabilities or a bridge such as the Polycom MGC or Polycom RMX conference platform. The number of sites allowed in the call is determined by the capabilities of the system or bridge hosting the call. The call can include any combination of IP H.323, SIP, ISDN, V.35/Serial, and
•For calls hosted by a Polycom HDX system, you can define a group in the directory to call all of the sites at one time. Alternatively, you can place a call to the first site, and then add other sites after the first call connects. The other sites can call the Polycom HDX system to join the call.
•For calls hosted by a bridge, you might need to enter calling information about all of the sites before the call begins. Contact your system administrator for more information.
To place a multipoint call by adding sites to a call:
1Call the first site.
2When the call connects, press Call on the remote control.
3Place a call to the next site. For more information, refer to Placing a Call on page 4.
4Repeat steps 2 and 3 until all sites are connected.
To place a multipoint call using a directory group:
1Press Directory on the remote control.
2 Highlight a group folder in the directory list.
3 Press Call to place the call.
Depending on how your system is configured, it attempts to call the group using a
To place a cascaded multipoint call:
1Call a group from the directory, or place calls one at a time to several other sites. For more information, refer to Placing a Call on page 4.
2Ask each site to call additional sites.
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