Polycom® RealPresence Collaboration Server (RMX) 1500/2000/4000 Administrator’s Guide
19-26
Polycom, Inc.
In addition, PSTN participants can dial the Gateway IVR and can use the MCU or DMA
prefix in the gatekeeper together with the conference ID/endpoint alias as the destination
string to simplify the input. This is one of the methods for PSTN participants to connect to a
virtual Meeting Room on the DMA. For more details, see "
PSTN Dial-in Using GK Prefix”
on
page
19-9
.
Calling a DMA Direct with Automatically Generated Destination Dial Strings
In this configuration, the gateway session initiator enters one of the dial-in numbers
assigned to the gateway profile. This number is truncated by the RMX gateway and the
truncated digits are replaced by a prefix that corresponds either to the DMA prefix in the
Gatekeeper.
Figure 21
Call Flow from ISDN Endpoint to Polycom DMA with Automatically
Generated Forwarded Dial String
Example:
Figure 1 shows the call flow assuming the following parameters:
First Dial-in Number
5705550
Last Dial-in Number
5705560
Use Dial-in Numbers as Destination ID
Selected
DMA Meeting Room ID
5555
Destination Prefix (DMA prefix in Gatekeeper) 26
Number of Rightmost Digits to Append
4
PSTN participant dials
(212)5705555
Number that will be used by RMX to forward
the call to the DMA 265555
Calling the DMA via Gateway IVR
Audio PSTN/ISDN calls can be routed to Polycom DMA 7000 via the RMX. ISDN Video
endpoints connect using their audio channels (but consume video resources). The DMA
7000 enables load balancing and the distribution of multipoint calls on up to 10 Polycom
RMX media servers.
Содержание RealPresence 2000
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